acetylsalicylic acid

Aromatics - Acetyl Salicyclic acid (ASA) is an acetyl derivative of salicylic acid and its common name is Aspirin. It is used in the treatment of pain, fever, and inflammation. Aspirin or acetylsalicylic acid is perhaps the most commonly used analgesic and antipyretic medication worldwide. Reference standards of Acetylsalicylic Acid API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

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    [pname] => Acetylsalicylic Acid
    [catalogue_number] => PA 01 18000
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    [chemical_name] => 
    [weight] =>  180.16
    [form] => C9H8O4
    [cas] => 50-78-2
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PA 01 18000
PA 01 18000

Acetylsalicylic Acid


  • Catalogue No.:PA 01 18000

  • CAS :

    50-78-2

  • Molecular Formula : C9H8O4

  • Molecular Weight :  180.16

stdClass Object
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    [pname] => Acetylsalicylic Acid - Impurity A
    [catalogue_number] => PA 01 18010
    [category_ids] => ,80,82,78,70,75,
    [chemical_name] => 
    [weight] => 138.12
    [form] => C7H6O3
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PA 01 18010
PA 01 18010

Acetylsalicylic Acid - Impurity A


  • Catalogue No.:PA 01 18010

  • CAS :

    99-96-7

  • Molecular Formula : C7H6O3

  • Molecular Weight : 138.12

stdClass Object
(
    [pname] => Acetylsalicylic Acid - Impurity B
    [catalogue_number] => PA 01 18020
    [category_ids] => ,80,75,
    [chemical_name] => 
    [weight] => 182.13
    [form] => C8H6O5
    [cas] => 636-46-4
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PA 01 18020
PA 01 18020

Acetylsalicylic Acid - Impurity B


  • Catalogue No.:PA 01 18020

  • CAS :

    636-46-4

  • Molecular Formula : C8H6O5

  • Molecular Weight : 182.13

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    [pname] => Acetylsalicylic Acid - Impurity C
    [catalogue_number] => PA 01 18030
    [category_ids] => ,70,75,78,80,82,
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    [weight] => 138.12
    [form] => C7H6O3
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PA 01 18030
PA 01 18030

Acetylsalicylic Acid - Impurity C


  • Catalogue No.:PA 01 18030

  • CAS :

    69-72-7

  • Molecular Formula : C7H6O3

  • Molecular Weight : 138.12

stdClass Object
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    [pname] => Acetylsalicylic Acid - Impurity E
    [catalogue_number] => PA 01 18050
    [category_ids] => ,80,82,78,70,
    [chemical_name] => 
    [weight] => 258.23
    [form] => C14H10O5
    [cas] => 552-94-3
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PA 01 18050
PA 01 18050

Acetylsalicylic Acid - Impurity E


  • Catalogue No.:PA 01 18050

  • CAS :

    552-94-3

  • Molecular Formula : C14H10O5

  • Molecular Weight : 258.23

stdClass Object
(
    [pname] => Tri-Salicylic Acid
    [catalogue_number] => PA 01 18510
    [category_ids] => ,80,
    [chemical_name] => 
    [weight] => 378.33
    [form] => C21H14O7
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PA 01 18510
PA 01 18510

Tri-Salicylic Acid


  • Catalogue No.:PA 01 18510

  • CAS :

    85531-17-5

  • Molecular Formula : C21H14O7

  • Molecular Weight : 378.33

stdClass Object
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    [pname] => 2-[[2-(Acetyloxy)benzoyl]oxy]benzoic Acid 2-Carboxyphenyl Ester
    [catalogue_number] => PA 01 18530
    [category_ids] => ,80,78,70,82,
    [chemical_name] => 
    [weight] => 420.37
    [form] => C23H16O8
    [cas] => 85531-16-4
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PA 01 18530
PA 01 18530

2-[[2-(Acetyloxy)benzoyl]oxy]benzoic Acid 2-Carboxyphenyl Ester


  • Catalogue No.:PA 01 18530

  • CAS :

    85531-16-4

  • Molecular Formula : C23H16O8

  • Molecular Weight : 420.37

stdClass Object
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    [pname] => 2-[[2-(Acetyloxy)benzoyl]oxy]benzoic Acid 2-[(2-Carboxyphenoxy)carbonyl]phenyl Ester
    [catalogue_number] => PA 01 18540
    [category_ids] => ,80,78,70,82,
    [chemical_name] => 
    [weight] => 540.47
    [form] => C30H20O10
    [cas] => 85539-30-6
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PA 01 18540
PA 01 18540

2-[[2-(Acetyloxy)benzoyl]oxy]benzoic Acid 2-[(2-Carboxyphenoxy)carbonyl]phenyl Ester


  • Catalogue No.:PA 01 18540

  • CAS :

    85539-30-6

  • Molecular Formula : C30H20O10

  • Molecular Weight : 540.47

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    [pname] => 2-[[2-[[2-(Acetyloxy)benzoyl]oxy]benzoyl]oxy]benzoic Acid 2-[(2-Carboxyphenoxy)carbonyl]phenyl Ester
    [catalogue_number] => PA 01 18550
    [category_ids] => ,80,78,70,82,
    [chemical_name] => 
    [weight] => 660.58
    [form] => C37H24O12
    [cas] => 85531-19-7
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PA 01 18550
PA 01 18550

2-[[2-[[2-(Acetyloxy)benzoyl]oxy]benzoyl]oxy]benzoic Acid 2-[(2-Carboxyphenoxy)carbonyl]phenyl Ester


  • Catalogue No.:PA 01 18550

  • CAS :

    85531-19-7

  • Molecular Formula : C37H24O12

  • Molecular Weight : 660.58

stdClass Object
(
    [pname] => 2-[[2-[[2-(Acetyloxy)benzoyl]oxy]benzoyl]oxy]benzoic Acid 2-[[2-[(2-carboxyphenoxy)carbonyl]phenoxy]carbonyl]phenyl Ester
    [catalogue_number] => PA 01 18560
    [category_ids] => ,80,78,70,82,
    [chemical_name] => 
    [weight] => 780.68
    [form] => C44H28O14
    [cas] => 85531-20-0
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PA 01 18560
PA 01 18560

2-[[2-[[2-(Acetyloxy)benzoyl]oxy]benzoyl]oxy]benzoic Acid 2-[[2-[(2-carboxyphenoxy)carbonyl]phenoxy]carbonyl]phenyl Ester


  • Catalogue No.:PA 01 18560

  • CAS :

    85531-20-0

  • Molecular Formula : C44H28O14

  • Molecular Weight : 780.68

stdClass Object
(
    [pname] => Adipoyl Disalicylate
    [catalogue_number] => PA 01 0181007
    [category_ids] => ,80,78,70,82,
    [chemical_name] => 
    [weight] => 386.36
    [form] => C20H18O8
    [cas] => 69638-07-9
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PA 01 0181007
PA 01 0181007

Adipoyl Disalicylate


  • Catalogue No.:PA 01 0181007

  • CAS :

    69638-07-9

  • Molecular Formula : C20H18O8

  • Molecular Weight : 386.36

stdClass Object
(
    [pname] => 2-((5-Carboxypentanoyl)oxy)benzoic Acid
    [catalogue_number] => PA 01 0181008
    [category_ids] => ,80,78,70,82,
    [chemical_name] => 
    [weight] => 266.25
    [form] => C13H14O6
    [cas] => 863985-44-8
    [pslug] => 863985-44-8-2-5-carboxypentanoyl-oxy-benzoic-acid-pa010181008
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PA 01 0181008
PA 01 0181008

2-((5-Carboxypentanoyl)oxy)benzoic Acid


  • Catalogue No.:PA 01 0181008

  • CAS :

    863985-44-8

  • Molecular Formula : C13H14O6

  • Molecular Weight : 266.25

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