Folic Acid-impurities | Pharmaffiliates

folic acid and its Impurities

Folic Acid is a dietery supplement for pregnant women used to prevent neural tube defects. It is a form of folate which is a Vitamin B form. It helps n preventing heart strokes, improves fertility, and helps in production of new cells in the body. Reference standards of Folic Acid API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 99 results for folic acid Impurities
PA 06 44000

Folic Acid - API Standards

Folic Acid


  • Catalogue No.:PA 06 44000

  • CAS :

    59-30-3

  • Molecular Formula : C19H19N7O6

  • Molecular Weight : 441.40

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PA 06 44010

Folic Acid Dihydrate - Impurity A (Freebase)

N-(4-Aminobenzoyl)-L-glutamic Acid


  • Catalogue No.:PA 06 44010

  • CAS :

    4271-30-1

  • Molecular Formula : C12H14N2O5

  • Molecular Weight : 266.25

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PA 06 44020

Folic Acid Dihydrate - Impurity B (Sulphate Salt)

6-Hydroxy-2,4,5-triaminopyrimidine Sulfate


  • Catalogue No.:PA 06 44020

  • CAS :

    39267-74-8

  • Molecular Formula : C4H7N5O + (H2O4S)x

  • Molecular Weight : 141.13 + (98.07)x

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PA 06 44040

Folic Acid Dihydrate - Impurity D (Freebase)

Pteroic Acid


  • Catalogue No.:PA 06 44040

  • CAS :

    119-24-4

  • Molecular Formula : C14H12N6O3

  • Molecular Weight : 312.28

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PA 06 44050

Folic Acid Dihydrate - Impurity E (Freebase)

6-Pterinyl Folic Acid


  • Catalogue No.:PA 06 44050

  • CAS :

    1391068-26-0

  • Molecular Formula : C26H24N12O7

  • Molecular Weight : 616.54

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PA 06 44510

4-Aminobenzoic Acid

4-Aminobenzoic Acid


  • Catalogue No.:PA 06 44510

  • CAS :

    150-13-0

  • Molecular Formula : C7H7NO2

  • Molecular Weight : 137.14

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PA 06 44520

L-Glutamine

L-Glutamine


  • Catalogue No.:PA 06 44520

  • CAS :

    56-85-9

  • Molecular Formula : C5H10N2O3

  • Molecular Weight : 146.14

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PA 06 44690

Calcium Levofolinate Hydrate - Impuirty D

10-Formyl Folic Acid


  • Catalogue No.:PA 06 44690

  • CAS :

    134-05-4

  • Molecular Formula : C20H19N7O7

  • Molecular Weight : 469.41

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PA 06 44710

9-Oxofolic Acid

9-Oxofolic Acid


  • Catalogue No.:PA 06 44710

  • CAS :

    39707-61-4

  • Molecular Formula : C19H17N7O7

  • Molecular Weight : 455.39

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PA 06 0440020

Folic Acid Dihydrate - Impurity B (Freebase)

2,5,6-Triaminopyrimidin-4(1H)-one


  • Catalogue No.:PA 06 0440020

  • CAS :

    1004-75-7

  • Molecular Formula : C4H7N5O

  • Molecular Weight : 141.13

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PA 06 0441014

N-Nitroso-Folic Acid

N-Nitroso-Folic Acid


  • Catalogue No.:PA 06 0441014

  • CAS :

    26360-21-4

  • Molecular Formula : C19H18N8O7

  • Molecular Weight : 470.4

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PA 06 44030

Folic Acid Dihydrate - Impurity C (Freebase)

Isofolic Acid


  • Catalogue No.:PA 06 44030

  • CAS :

    47707-78-8

  • Molecular Formula : C19H19N7O6

  • Molecular Weight : 441.40

PA 06 44060

Folic Acid Dihydrate - Impurity F (Freebase)

2-Amino-7-(chloromethyl)pteridin-4(1H)-one


  • Catalogue No.:PA 06 44060

  • CAS :

    1391194-56-1

  • Molecular Formula : C7H6ClN5O

  • Molecular Weight : 211.61

PA 06 44070

Folic Acid Dihydrate - Impurity G (Freebase)

N-[4-[(2-Amino-7-methyl-4-oxo-1,4-dihydropteridin-6-yl)amino]benzoyl]-L-glutamic Acid


  • Catalogue No.:PA 06 44070

  • CAS :

    2734707-85-6

  • Molecular Formula : C19H19N7O6

  • Molecular Weight : 441.40

PA 06 44530

(S)-2-(4-(((2-Amino-4-oxo-1,4-dihydropteridin-6-yl)methyl)amino)benzamido)-5-((2,6-diamino-4-oxo-1,4-dihydropyrimidin-5-yl)amino)-5-oxopentanoic Acid

(S)-2-(4-(((2-Amino-4-oxo-1,4-dihydropteridin-6-yl)methyl)amino)benzamido)-5-((2,6-diamino-4-oxo-1,4-dihydropyrimidin-5-yl)amino)-5-oxopentanoic Acid


  • Catalogue No.:PA 06 44530

  • CAS :

    NA

  • Molecular Formula : C23H24N12O6

  • Molecular Weight : 564.51

PA 06 44540

2-(4-((S)-4-(4-(((2-Amino-4-oxo-1,4-dihydropteridin-6-yl)methyl)amino)benzamido)-4-carboxybutanamido)benzamido)pentanedioic Acid

2-(4-((S)-4-(4-(((2-Amino-4-oxo-1,4-dihydropteridin-6-yl)methyl)amino)benzamido)-4-carboxybutanamido)benzamido)pentanedioic Acid


  • Catalogue No.:PA 06 44540

  • CAS :

    NA

  • Molecular Formula : C31H31N9O10

  • Molecular Weight : 689.63

PA 06 44550

5-Methyltetrahydrofolic Acid - API Standards

5-Methyltetrahydrofolic Acid


  • Catalogue No.:PA 06 44550

  • CAS :

    134-35-0

  • Molecular Formula : C20H25N7O6

  • Molecular Weight : 459.46

PA 06 44560

6R-Mefox

6R-Mefox


  • Catalogue No.:PA 06 44560

  • CAS :

    2305206-68-0

  • Molecular Formula : C20H23N7O7

  • Molecular Weight : 473.44

PA 06 44570

L-Tetrahydrofolic Acid

L-Tetrahydrofolic Acid


  • Catalogue No.:PA 06 44570

  • CAS :

    135-16-0

  • Molecular Formula : C19H23N7O6

  • Molecular Weight : 445.43

PA 06 44590

Folitixorin

Folitixorin


  • Catalogue No.:PA 06 44590

  • CAS :

    3432-99-3

  • Molecular Formula : C20H23N7O6

  • Molecular Weight : 457.44

PA 06 44600

(6S)-5-Formyl-5,6,7,8-tetrahydropteroic Acid

(6S)-5-Formyl-5,6,7,8-tetrahydropteroic Acid


  • Catalogue No.:PA 06 44600

  • CAS :

    944737-03-5

  • Molecular Formula : C15H16N6O4

  • Molecular Weight : 344.33

PA 06 44610

4a-Hydroxy-5-Methyltetrahydrofolic Acid

4a-Hydroxy-5-Methyltetrahydrofolic Acid


  • Catalogue No.:PA 06 44610

  • CAS :

    33157-07-2

  • Molecular Formula : C20H25N7O7

  • Molecular Weight : 475.46

PA 06 44620

(6S)-Mefox

(6S)-Mefox


  • Catalogue No.:PA 06 44620

  • CAS :

    NA

  • Molecular Formula : C20H23N7O7

  • Molecular Weight : 473.44

PA 06 44640

5,10-Methylene Tetrahydro-Folic Acid

5,10-Methylene Tetrahydro-Folic Acid


  • Catalogue No.:PA 06 44640

  • CAS :

    NA

  • Molecular Formula : C20H25N7O6

  • Molecular Weight : 459.46

PA 06 44650

Dimethyltetrahydrofolic Acid

Dimethyltetrahydrofolic Acid


  • Catalogue No.:PA 06 44650

  • CAS :

    NA

  • Molecular Formula : C21H27N7O6

  • Molecular Weight : 473.48

PA 06 44660

5-Formyltetrahydropteroic Acid

5-Formyltetrahydropteroic Acid


  • Catalogue No.:PA 06 44660

  • CAS :

    4349-43-3

  • Molecular Formula : C15H16N6O4

  • Molecular Weight : 344.33

PA 06 44670

10-Formyl-5,6,7,8-tetrahydro Folic Acid

10-Formyl-5,6,7,8-tetrahydro Folic Acid


  • Catalogue No.:PA 06 44670

  • CAS :

    2800-34-2

  • Molecular Formula : C20H23N7O7

  • Molecular Weight : 473.44

PA 06 44680

(2S)-2-(4-(((2-Amino-8-methyl-4,9-dioxo-6,7,8,9-tetrahydro-4H-pyrazino[1,2-a][1,3,5]triazin-7-yl)methyl)amino)benzamido)pentanedioic Acid

(2S)-2-(4-(((2-Amino-8-methyl-4,9-dioxo-6,7,8,9-tetrahydro-4H-pyrazino[1,2-a][1,3,5]triazin-7-yl)methyl)amino)benzamido)pentanedioic Acid


  • Catalogue No.:PA 06 44680

  • CAS :

    79573-48-1

  • Molecular Formula : C20H23N7O7

  • Molecular Weight : 473.44

PA 06 44700

2-Amino-7-ethyl-4(3H)-pteridinone

2-Amino-7-ethyl-4(3H)-pteridinone


  • Catalogue No.:PA 06 44700

  • CAS :

    25716-33-0

  • Molecular Formula : C8H9N5O

  • Molecular Weight : 191.19

PA 06 44720

(S)-4-(4-(((2-Amino-4-oxo-1,4-dihydropteridin-6-yl)methyl)amino)benzamido)-5-((2,6-diamino-4-oxo-1,4-dihydropyrimidin-5-yl)amino)-5-oxopentanoic Acid

(S)-4-(4-(((2-Amino-4-oxo-1,4-dihydropteridin-6-yl)methyl)amino)benzamido)-5-((2,6-diamino-4-oxo-1,4-dihydropyrimidin-5-yl)amino)-5-oxopentanoic Acid


  • Catalogue No.:PA 06 44720

  • CAS :

    NA

  • Molecular Formula : C23H24N12O6

  • Molecular Weight : 564.52

PA 06 44730

(E)-(4-(((2-Amino-4-oxo-1,4,7,8-tetrahydropteridin-6-yl)methylene)amino)benzoyl)-L-glutamic Acid

(E)-(4-(((2-Amino-4-oxo-1,4,7,8-tetrahydropteridin-6-yl)methylene)amino)benzoyl)-L-glutamic Acid


  • Catalogue No.:PA 06 44730

  • CAS :

    NA

  • Molecular Formula : C19H19N7O6

  • Molecular Weight : 441.4

PA 06 44740

(E)-(4-(((2-Amino-4-oxo-1,4,5,6-tetrahydropteridin-7-yl)methylene)amino)benzoyl)-L-glutamic Acid

(E)-(4-(((2-Amino-4-oxo-1,4,5,6-tetrahydropteridin-7-yl)methylene)amino)benzoyl)-L-glutamic Acid


  • Catalogue No.:PA 06 44740

  • CAS :

    NA

  • Molecular Formula : C19H19N7O6

  • Molecular Weight : 441.4

PA 06 44750

(4-((S)-2-(4-(((2-Amino-4-oxo-1,4-dihydropteridin-6-yl)methyl)amino)benzamido)-4-carboxybutanamido)benzoyl)glutamic Acid

(4-((S)-2-(4-(((2-Amino-4-oxo-1,4-dihydropteridin-6-yl)methyl)amino)benzamido)-4-carboxybutanamido)benzoyl)glutamic Acid


  • Catalogue No.:PA 06 44750

  • CAS :

    NA

  • Molecular Formula : C31H31N9O10

  • Molecular Weight : 689.64

PA STI 064360

5-(Methyl-d3)tetrahydrofolic Acid Calcium Salt (Mixture of Diastereomers)

5-(Methyl-d3)tetrahydrofolic Acid Calcium Salt (Mixture of Diastereomers)


  • Catalogue No.:PA STI 064360

  • CAS :

    NA

  • Molecular Formula : C20H22D3CaN7O6

  • Molecular Weight : 502.56

PA STI 064370

5-(Methyl-d3)tetrahydrofolic Acid (Mixture of Diastereomers)

5-(Methyl-d3)tetrahydrofolic Acid (Mixture of Diastereomers)


  • Catalogue No.:PA STI 064370

  • CAS :

    1356019-97-0

  • Molecular Formula : C20H22D3N7O6

  • Molecular Weight : 462.47

PA STI 002710

N-Acetyl Folic Acid-d4

N-Acetyl Folic Acid-d4


  • Catalogue No.:PA STI 002710

  • CAS :

    461426-36-8

  • Molecular Formula : C21H17D4N7O7

  • Molecular Weight : 487.46

PA STI 042660

Folic Acid-d4

Folic Acid-d4


  • Catalogue No.:PA STI 042660

  • CAS :

    171777-72-3

  • Molecular Formula : C19H15D4N7O6

  • Molecular Weight : 445.42

PA STI 042670

Folic Acid-13C5

Folic Acid-13C5


  • Catalogue No.:PA STI 042670

  • CAS :

    1207282-75-4

  • Molecular Formula : C1413C5H19N7O6

  • Molecular Weight : 446.36

PA STI 042680

Folic Acid-d2

Folic Acid-d2


  • Catalogue No.:PA STI 042680

  • CAS :

    69022-87-3

  • Molecular Formula : C19H17D2N7O6

  • Molecular Weight : 443.41

PA STI 042860

10-Formyl Folic Acid-d4

10-Formyl Folic Acid-d4


  • Catalogue No.:PA STI 042860

  • CAS :

    461426-41-5

  • Molecular Formula : C20H15D4N7O7

  • Molecular Weight : 473.43

PA STI 082070

L-Tetrahydrofolic Acid-d4 (Major) Synthesized on receipt of order. 95% minimum purity when shipped.

L-Tetrahydrofolic Acid-d4 (Major) Synthesized on receipt of order. 95% minimum purity when shipped.


  • Catalogue No.:PA STI 082070

  • CAS :

    1356841-72-9

  • Molecular Formula : C19H19D4N7O6

  • Molecular Weight : 449.45

PA STI 084760

N-[4-[(Trifluoroacetyl)amino]benzoyl-d4]-L-glutamic Acid Dimethyl Ester

N-[4-[(Trifluoroacetyl)amino]benzoyl-d4]-L-glutamic Acid Dimethyl Ester


  • Catalogue No.:PA STI 084760

  • CAS :

    461426-33-5

  • Molecular Formula : C16H13D4F3N2O6

  • Molecular Weight : 394.34

PA STI 084770

N-[4-[(Trifluoroacetyl)amino]benzoyl]-L-glutamic Acid Dimethyl Ester-13C5

N-[4-[(Trifluoroacetyl)amino]benzoyl]-L-glutamic Acid Dimethyl Ester-13C5


  • Catalogue No.:PA STI 084770

  • CAS :

    NA

  • Molecular Formula : C1113C5H17F3N2O6

  • Molecular Weight : 395.27

PA STI 084780

4-(Trifluoroacetylamino)benzoic Acid-d4

4-(Trifluoroacetylamino)benzoic Acid-d4


  • Catalogue No.:PA STI 084780

  • CAS :

    461426-32-4

  • Molecular Formula : C9H2D4F3NO3

  • Molecular Weight : 237.17

PAI 06 003010

2-Amino-7-methylpteridin-4(4aH)-one

2-Amino-7-methylpteridin-4(4aH)-one


  • Catalogue No.:PAI 06 003010

  • CAS :

    NA

  • Molecular Formula : C7H7N5O

  • Molecular Weight : 177.16

PAI 06 003020

2-Amino-7-(bromomethyl)pteridin-4(4aH)-one

2-Amino-7-(bromomethyl)pteridin-4(4aH)-one


  • Catalogue No.:PAI 06 003020

  • CAS :

    NA

  • Molecular Formula : C7H6BrN5O

  • Molecular Weight : 256.06

PAI 06 003030

2-Aminopteridin-4(4aH)-one

2-Aminopteridin-4(4aH)-one


  • Catalogue No.:PAI 06 003030

  • CAS :

    NA

  • Molecular Formula : C6H5N5O

  • Molecular Weight : 163.14

PAI 06 003040

Methyl 2-amino-4-oxo-3,4-dihydropteridine-7-carboxylate

Methyl 2-amino-4-oxo-3,4-dihydropteridine-7-carboxylate


  • Catalogue No.:PAI 06 003040

  • CAS :

    NA

  • Molecular Formula : C8H7N5O3

  • Molecular Weight : 221.17

PAI 06 003050

2-Amino-7-(hydroxymethyl)pteridin-4(3H)-one

2-Amino-7-(hydroxymethyl)pteridin-4(3H)-one


  • Catalogue No.:PAI 06 003050

  • CAS :

    NA

  • Molecular Formula : C7H7N5O2

  • Molecular Weight : 193.16

PAI 06 003060

2-Amino-7-(chloromethyl)pteridin-4(3H)-one

2-Amino-7-(chloromethyl)pteridin-4(3H)-one


  • Catalogue No.:PAI 06 003060

  • CAS :

    NA

  • Molecular Formula : C7H6ClN5O

  • Molecular Weight : 211.61

PAI 06 003070

2-Amino-7-methylpteridin-4(3H)-one

2-Amino-7-methylpteridin-4(3H)-one


  • Catalogue No.:PAI 06 003070

  • CAS :

    NA

  • Molecular Formula : C7H7N5O

  • Molecular Weight : 177.16

PAI 06 003080

(S)-di-tert-Butyl 2-(4-(((2-amino-4-oxo-3,4-dihydropteridin-6-yl)methyl)amino)benzamido)pentanedioate

(S)-di-tert-Butyl 2-(4-(((2-amino-4-oxo-3,4-dihydropteridin-6-yl)methyl)amino)benzamido)pentanedioate


  • Catalogue No.:PAI 06 003080

  • CAS :

    NA

  • Molecular Formula : C27H35N7O6

  • Molecular Weight : 553.61

PAI 06 003090

(S)-di-tert-Butyl 2-(4-(((2-amino-4-oxo-1,4-dihydropteridin-6-yl)methyl)((2-amino-4-oxo-3,4-dihydropteridin-6-yl)methyl)amino)benzamido)pentanedioate

(S)-di-tert-Butyl 2-(4-(((2-amino-4-oxo-1,4-dihydropteridin-6-yl)methyl)((2-amino-4-oxo-3,4-dihydropteridin-6-yl)methyl)amino)benzamido)pentanedioate


  • Catalogue No.:PAI 06 003090

  • CAS :

    NA

  • Molecular Formula : C34H40N12O7

  • Molecular Weight : 728.76

PAI 06 003100

6-(Bromomethyl)pteridine-2,4-diamine

6-(Bromomethyl)pteridine-2,4-diamine


  • Catalogue No.:PAI 06 003100

  • CAS :

    59368-16-0

  • Molecular Formula : C7H7BrN6

  • Molecular Weight : 255.07

PAI 06 003110

2-Amino-6-(bromomethyl)pteridin-4(3H)-one

2-Amino-6-(bromomethyl)pteridin-4(3H)-one


  • Catalogue No.:PAI 06 003110

  • CAS :

    NA

  • Molecular Formula : C7H6BrN5O

  • Molecular Weight : 256.06

PAI 06 003120

Diethyl (4-(((2-amino-4-oxo-3,4-dihydropteridin-6-yl)methyl)amino)benzoyl)-L-glutamate

Diethyl (4-(((2-amino-4-oxo-3,4-dihydropteridin-6-yl)methyl)amino)benzoyl)-L-glutamate


  • Catalogue No.:PAI 06 003120

  • CAS :

    NA

  • Molecular Formula : C23H27N7O6

  • Molecular Weight : 497.51

PAI 06 003130

Diethyl (4-(((2-amino-4-oxo-1,4-dihydropteridin-6-yl)methyl)((2-amino-4-oxo-3,4-dihydropteridin-6-yl)methyl)amino)benzoyl)-L-glutamate

Diethyl (4-(((2-amino-4-oxo-1,4-dihydropteridin-6-yl)methyl)((2-amino-4-oxo-3,4-dihydropteridin-6-yl)methyl)amino)benzoyl)-L-glutamate


  • Catalogue No.:PAI 06 003130

  • CAS :

    NA

  • Molecular Formula : C30H32N12O7

  • Molecular Weight : 672.66

PAI 06 003140

2-Amino-6-(chloromethyl)pteridin-4(3H)-one

2-Amino-6-(chloromethyl)pteridin-4(3H)-one


  • Catalogue No.:PAI 06 003140

  • CAS :

    873397-19-4

  • Molecular Formula : C7H6ClN5O

  • Molecular Weight : 211.61

PA 06 44770

N-(p-Aminobenzoyl)-L-glutamic Acid Dimethyl Ester

N-(p-Aminobenzoyl)-L-glutamic Acid Dimethyl Ester


  • Catalogue No.:PA 06 44770

  • CAS :

    52407-60-0

  • Molecular Formula : C14H18N2O5

  • Molecular Weight : 294.3

PA BP937RB

folic acid (937RB)

folic acid (937RB)


  • Catalogue No.:PA BP937RB

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA EPC0250000

Calcium folinate (C0250000)

Calcium folinate (C0250000)


  • Catalogue No.:PA EPC0250000

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA EPF0300000

Folic acid (F0300000)

Folic acid (F0300000)


  • Catalogue No.:PA EPF0300000

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA EPF0380000

Formylfolic acid (F0380000)

Formylfolic acid (F0380000)


  • Catalogue No.:PA EPF0380000

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA ICRS0316

Folic acid (ICRS0316)


  • Catalogue No.:PA ICRS0316

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA IPIPRS 129 14

Folic Acid (IPRS/129/14)-from IPC


  • Catalogue No.:PA IPIPRS 129 14

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA JP0092

Folic Acid (JP 0092)

Folic Acid (JP 0092)


  • Catalogue No.:PA JP0092

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA EPY0001242

Folic acid impurity A (Y0001242)

Folic acid impurity A (Y0001242)


  • Catalogue No.:PA EPY0001242

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PA EPY0001243

Folic acid impurity D (Y0001243)

Folic acid impurity D (Y0001243)


  • Catalogue No.:PA EPY0001243

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PAI 06 003150

(4-(((2-Amino-4-oxo-3,4,5,6,7,8-hexahydropteridin-6-yl)methyl)amino)benzoyl)glutamic Acid


  • Catalogue No.:PAI 06 003150

  • CAS :

    NA

  • Molecular Formula : C19H23N7O6

  • Molecular Weight : 445.44

PA 06 44780

6-Amino-3,9-dihydro-2H-purin-2-one

6-Amino-3,9-dihydro-2H-purin-2-one


  • Catalogue No.:PA 06 44780

  • CAS :

    694514-39-1

  • Molecular Formula : C7H7N5O2

  • Molecular Weight : 193.16

PA 06 44790

4-(Trifluoroacetylamino)benzoic Acid

4-(Trifluoroacetylamino)benzoic Acid


  • Catalogue No.:PA 06 44790

  • CAS :

    404-26-2

  • Molecular Formula : C9H6F3NO3

  • Molecular Weight : 233.14

PA 06 44810

2-Amino-6-(hydroxymethyl)pteridin-4(1H)-one

2-Amino-6-(hydroxymethyl)pteridin-4(1H)-one


  • Catalogue No.:PA 06 44810

  • CAS :

    712-29-8

  • Molecular Formula : C7H7N5O2

  • Molecular Weight : 193.17

PA 06 0441001

(6S)-Tetrahydrofolic Acid

(6S)-Tetrahydrofolic Acid


  • Catalogue No.:PA 06 0441001

  • CAS :

    71963-69-4

  • Molecular Formula : C19H23N7O6

  • Molecular Weight : 445.44

PA 06 0441002

5-Formyltetrahydropteroic Acid Hydrochloride Salt

5-Formyltetrahydropteroic Acid Hydrochloride Salt


  • Catalogue No.:PA 06 0441002

  • CAS :

    2469007-14-3

  • Molecular Formula : C15H17ClN6O4

  • Molecular Weight : 380.79

PA 06 0441003

(4-((S)-2-(4-(((2-Amino-4-oxo-1,4-dihydropteridin-6-yl)methyl)amino)benzamido)-4-carboxybutanamido)benzoyl)-L-glutamic Acid

(4-((S)-2-(4-(((2-Amino-4-oxo-1,4-dihydropteridin-6-yl)methyl)amino)benzamido)-4-carboxybutanamido)benzoyl)-L-glutamic Acid


  • Catalogue No.:PA 06 0441003

  • CAS :

    NA

  • Molecular Formula : C31H31N9O10

  • Molecular Weight : 689.64

PA 06 0441004

D-Folic Acid

D-Folic Acid


  • Catalogue No.:PA 06 0441004

  • CAS :

    65165-91-5

  • Molecular Formula : C19H19N7O6

  • Molecular Weight : 441.4

PA 06 0441005

N5-(2,6-Diamino-4-oxo-1,4-dihydropyrimidin-5-yl)-N2-(4-(((2-methyl-4-oxo-1,4-dihydropteridin-6-yl)methyl)amino)benzoyl)-L-glutamine

N5-(2,6-Diamino-4-oxo-1,4-dihydropyrimidin-5-yl)-N2-(4-(((2-methyl-4-oxo-1,4-dihydropteridin-6-yl)methyl)amino)benzoyl)-L-glutamine


  • Catalogue No.:PA 06 0441005

  • CAS :

    NA

  • Molecular Formula : C24H25N11O6

  • Molecular Weight : 563.54

PA 06 0441006

(E)-(4-(((2-Methyl-4-oxo-1,4-dihydropteridin-6-yl)methylene)amino)benzoyl)-L-glutamic acid

(E)-(4-(((2-Methyl-4-oxo-1,4-dihydropteridin-6-yl)methylene)amino)benzoyl)-L-glutamic acid


  • Catalogue No.:PA 06 0441006

  • CAS :

    NA

  • Molecular Formula : C20H18N6O6

  • Molecular Weight : 438.4

PA 06 0441007

(E)-(4-(((2-Amino-4-oxo-1,4-dihydropteridin-7-yl)methylene)amino)benzoyl)-L-glutamic acid

(E)-(4-(((2-Amino-4-oxo-1,4-dihydropteridin-7-yl)methylene)amino)benzoyl)-L-glutamic acid


  • Catalogue No.:PA 06 0441007

  • CAS :

    NA

  • Molecular Formula : C19H17N7O6

  • Molecular Weight : 439.39

PA 06 0441008

(4-(4-(4-(((2-Amino-4-oxo-1,4-dihydropteridin-6-yl)methyl)amino)benzamido)-4-carboxybutanamido)benzoyl)-L-glutamic acid

(4-(4-(4-(((2-Amino-4-oxo-1,4-dihydropteridin-6-yl)methyl)amino)benzamido)-4-carboxybutanamido)benzoyl)-L-glutamic acid


  • Catalogue No.:PA 06 0441008

  • CAS :

    NA

  • Molecular Formula : C31H31N9O10

  • Molecular Weight : 689.64

PA 06 0441009

D-Isomer of levomefolate calcium

D-Isomer of levomefolate calcium


  • Catalogue No.:PA 06 0441009

  • CAS :

    NA

  • Molecular Formula : C20H25CaN7O6

  • Molecular Weight : 499.54

PA 06 0441010

N-Nitrosofolic acid

N-Nitrosofolic acid


  • Catalogue No.:PA 06 0441010

  • CAS :

    29291-35-8

  • Molecular Formula : C19H18N8O7

  • Molecular Weight : 470.4

PAI 06 003151

2,4-Diaminopteridine-6-carboxylic Acid

2,4-Diaminopteridine-6-carboxylic Acid


  • Catalogue No.:PAI 06 003151

  • CAS :

    716-74-5

  • Molecular Formula : C7H6N6O2

  • Molecular Weight : 206.17

PAI 06 003152

2,4-Diamino-6-carboxypteridine 5,8-dioxide

2,4-Diamino-6-carboxypteridine 5,8-dioxide


  • Catalogue No.:PAI 06 003152

  • CAS :

    NA

  • Molecular Formula : C7H6N6O4

  • Molecular Weight : 238.16

PAI 06 003153

Pterine-6-carboxylic Acid

Pterine-6-carboxylic Acid


  • Catalogue No.:PAI 06 003153

  • CAS :

    948-60-7

  • Molecular Formula : C7H5N5O3

  • Molecular Weight : 207.15

PA 06 0441012

(4-(N-((2-Amino-4-oxo-1,4,5,6,7,8-hexahydropteridin-6-yl)methyl)formamido)benzoyl)-L-glutamic acid, Disodium Salt

(4-(N-((2-Amino-4-oxo-1,4,5,6,7,8-hexahydropteridin-6-yl)methyl)formamido)benzoyl)-L-glutamic acid, Disodium Salt


  • Catalogue No.:PA 06 0441012

  • CAS :

    914800-65-0

  • Molecular Formula : C20H23N7Na2O7

  • Molecular Weight : 519.43

PA 06 0441013

(4-(((2-Amino-5-((4S)-4-(4-(((2-amino-5-formyl-4-oxo-1,4,5,6,7,8-hexahydropteridin-6-yl)methyl)amino)benzamido)-4-carboxybutanoyl)-4-oxo-1,4,5,6,7,8-hexahydropteridin-6-yl)methyl)amino)benzoyl)-L-glutamic Acid;

(4-(((2-Amino-5-((4S)-4-(4-(((2-amino-5-formyl-4-oxo-1,4,5,6,7,8-hexahydropteridin-6-yl)methyl)amino)benzamido)-4-carboxybutanoyl)-4-oxo-1,4,5,6,7,8-hexahydropteridin-6-yl)methyl)amino)benzoyl)-L-glutamic Acid;


  • Catalogue No.:PA 06 0441013

  • CAS :

    NA

  • Molecular Formula : C39H44N14O12

  • Molecular Weight : 900.87

PA 06 0440080

Folic Acid - Impurity H

N-[4-[[N-[4-[[(2-Amino-4-oxo-1,4-dihydropteridin-6-yl)methyl]amino]benzoyl]-L-γglutamyl]amino]benzoyl]-L-glutamic Acid


  • Catalogue No.:PA 06 0440080

  • CAS :

    2366274-27-1

  • Molecular Formula : C31H31N9O10

  • Molecular Weight : 689.64

PA 06 44760

Levomefolic Acid

Levomefolic Acid


  • Catalogue No.:PA 06 44760

  • CAS :

    31690-09-2

  • Molecular Formula : C20H25N7O6

  • Molecular Weight : 459.46

PA 06 0440021

Folic Acid Dihydrate - Impurity B (Hydrochloride Salt)

2,5,6-Triaminopyrimidin-4(1H)-one Hydrochloride


  • Catalogue No.:PA 06 0440021

  • CAS :

    4066-47-1

  • Molecular Formula : C4H8ClN5O

  • Molecular Weight : 177.59

PA STI 089390

N-Nitroso Folic Acid-d4

N-Nitroso Folic Acid-d4


  • Catalogue No.:PA STI 089390

  • CAS :

    NA

  • Molecular Formula : C19H14D4N8O7

  • Molecular Weight : 474.43

PA 06 0441015

6-Formylpterin

6-Formylpterin


  • Catalogue No.:PA 06 0441015

  • CAS :

    712-30-1

  • Molecular Formula : C7H5N5O2

  • Molecular Weight : 191.15

PA 06 0441016

(4-Aminobenzyl)-L-glutamic Acid

(4-Aminobenzyl)-L-glutamic Acid


  • Catalogue No.:PA 06 0441016

  • CAS :

    NA

  • Molecular Formula : C12H16N2O4

  • Molecular Weight : 252.27

PAI 06 003154

5-(tert-Butyl) 1-ethyl (4-(((2-amino-4-hydroxypteridin-6-yl)methyl)amino)benzoyl)-L-glutamate

5-(tert-Butyl) 1-ethyl (4-(((2-amino-4-hydroxypteridin-6-yl)methyl)amino)benzoyl)-L-glutamate


  • Catalogue No.:PAI 06 003154

  • CAS :

    NA

  • Molecular Formula : C25H31N7O6

  • Molecular Weight : 525.57

PAI 06 003155

6-(Chloromethyl)pteridine-2,4-diamine

6-(Chloromethyl)pteridine-2,4-diamine


  • Catalogue No.:PAI 06 003155

  • CAS :

    57521-63-8

  • Molecular Formula : C7H7ClN6

  • Molecular Weight : 210.63

PA WSM 04406012

Folic Acid (WSM)

Folic Acid (WSM)


  • Catalogue No.:PA WSM 04406012

  • CAS :

    59-30-3

  • Molecular Formula : C19H19N7O6

  • Molecular Weight : 441.4

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PA 06 0441017

6-(Chloromethyl)pteridine-2,4-diamine Hydrochloride

6-(Chloromethyl)pteridine-2,4-diamine Hydrochloride


  • Catalogue No.:PA 06 0441017

  • CAS :

    82778-08-3

  • Molecular Formula : C7H8Cl2N6

  • Molecular Weight : 247.08

PA 06 0441018

N2-(4-(((2-Amino-4-oxo-4,8-dihydropteridin-6-yl)methyl)amino)benzoyl)-N5-(2-(2-(2-azidoethoxy)ethoxy)ethyl)-L-glutamine

N2-(4-(((2-Amino-4-oxo-4,8-dihydropteridin-6-yl)methyl)amino)benzoyl)-N5-(2-(2-(2-azidoethoxy)ethoxy)ethyl)-L-glutamine


  • Catalogue No.:PA 06 0441018

  • CAS :

    1471990-06-3

  • Molecular Formula : C25H31N11O7

  • Molecular Weight : 597.59

PA 06 0441019

(S)-2-((4-(((2-Amino-4-oxo-3,4-dihydropteridin-6-yl)methyl)amino)benzoyl)oxy)-5-((2-(2-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)ethoxy)ethyl)amino)-5-oxopentanoic Acid

(S)-2-((4-(((2-Amino-4-oxo-3,4-dihydropteridin-6-yl)methyl)amino)benzoyl)oxy)-5-((2-(2-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)ethoxy)ethyl)amino)-5-oxopentanoic Acid


  • Catalogue No.:PA 06 0441019

  • CAS :

    2743004-48-8

  • Molecular Formula : C27H28N8O9

  • Molecular Weight : 608.57