Histidine is used in the biosynthesis of proteins. It is an α-amino acid. Reference standards of Histidine API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
Histidine
Catalogue No.:PA 08 33000
CAS :
Molecular Formula : C6H9N3O2
Molecular Weight : 155.15
4-Imidazolepyravic Acid
Catalogue No.:PA 08 33510
Molecular Formula : C6H6N2O3
Molecular Weight : 154.12
1-Methyl-L-histidine-d5
Catalogue No.:PA STI 061950
Molecular Formula : C7H6D5N3O2
Molecular Weight : 174.21
N,N-Dimethyl-L-histidine-d6 Methyl Ester Dihydrochloride
Catalogue No.:PA STI 034520
Molecular Formula : C9H11Cl2D6N3O2
Molecular Weight : 276.19
N,N-Dimethyl-5-[[[2-[[1-(methylthio)-2-nitroethenyl]amino]ethyl]thio]methyl]-2-furanmethanamine-d6
Catalogue No.:PA STI 034580
Molecular Formula : C13H15D6N3O3S2
Molecular Weight : 337.49
rac Histidine-13C6,15N3
Catalogue No.:PA STI 046770
Molecular Formula : 13C6H915N3O2
Molecular Weight : 164.09
Imidazole-15N2
Catalogue No.:PA STI 052760
Molecular Formula : C3H415N2
Molecular Weight : 70.06
Imidazole-d3
Catalogue No.:PA STI 052770
Molecular Formula : C3HD3N2
Molecular Weight : 71.10
N-Acetyl-L-histidine Methyl Ester
Catalogue No.:PA 08 33520
Molecular Formula : C9H13N3O3
Molecular Weight : 211.22
Histidine (H0750000)
Catalogue No.:PA EPH0750000
Molecular Formula : NA
Molecular Weight : NA
Histidine hydrochloride monohydrate (H0755000)
Catalogue No.:PA EPH0755000
L-Histidine (1308505)
Catalogue No.:PA USP1308505
L-Histidine Monohydrochloride Monohydrate (1308550)
Catalogue No.:PA USP1308550
L-Valyl-L-histidine
Catalogue No.:PA 08 33530
Molecular Formula : C11H18N4O3
Molecular Weight : 254.29
N-Desmethyl L-Ergothioneine Methyl Ester
Catalogue No.:PA 08 0331000
Molecular Formula : C9H15N3O2S
Molecular Weight : 229.3
Boc-His-OH
Catalogue No.:PA 08 0331001
Molecular Formula : C11H17N3O4
Molecular Weight : 255.27
Bis(L-Histidinato)zinc(II) Dihydrate
Catalogue No.:PA 08 0331002
Molecular Formula : C12H20N6O6Zn
Molecular Weight : 409.71
(S)-2-Amino-3-(2-oxo-2,3-dihydro-1H-imidazol-4-yl)propanoic acid Hydrochloride
Catalogue No.:PA 08 0331003
Molecular Formula : C6H10ClN3O3
Molecular Weight : 207.61
(S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(2-oxo-2,3-dihydro-1H-imidazol-4-yl)propanoic Acid
Catalogue No.:PA 08 0331004
Molecular Formula : C21H19N3O5
Molecular Weight : 393.4
2-Oxohistidine
Catalogue No.:PA 08 0331005
Molecular Formula : C6H9N3O3
Molecular Weight : 171.16
L-Histidine MonoHydrochloride Monohydrate (IPRSH007) - from IPC
Catalogue No.:PA IPRSH007
L-Histidine (IPRSH006)
Catalogue No.:PA IPRSH006
(2S)-2-(Amino-15N)-3-(imidazolidin-4-yl-13C3-15N2)propanoic-1,2,3-13C3 Acid
Catalogue No.:PA STI 089743
Molecular Formula : 13C6H1315N3O2
Molecular Weight : 168.12
L-Histidine-13C6-15N3
Catalogue No.:PA STI 089744
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