Acetylsalicylic-Acid-Impurities | Pharmaffiliates

acetylsalicylic acid

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 - API Standards
    [catalogue_number] => PA 01 18000
    [category_ids] => ,80,78,70,82,
    [chemical_name] => 
    [weight] =>  180.16
    [form] => C9H8O4
    [cas] => 50-78-2
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PA 01 18000

Acetylsalicylic Acid - API Standards


  • Catalogue No.:PA 01 18000

  • CAS :

    50-78-2

  • Molecular Formula : C9H8O4

  • Molecular Weight :  180.16

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    [pname] => Acetylsalicylic Acid - Impurity C
    [catalogue_number] => PA 01 18030
    [category_ids] => ,70,75,78,80,82,
    [chemical_name] => 
    [weight] => 138.12
    [form] => C7H6O3
    [cas] => 69-72-7
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PA 01 18030

Acetylsalicylic Acid - Impurity C


  • Catalogue No.:PA 01 18030

  • CAS :

    69-72-7

  • Molecular Formula : C7H6O3

  • Molecular Weight : 138.12

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    [pname] => Tri-Salicylic Acid
    [catalogue_number] => PA 01 18510
    [category_ids] => ,80,
    [chemical_name] => 
    [weight] => 378.33
    [form] => C21H14O7
    [cas] => 85531-17-5
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PA 01 18510

Tri-Salicylic Acid


  • Catalogue No.:PA 01 18510

  • CAS :

    85531-17-5

  • Molecular Formula : C21H14O7

  • Molecular Weight : 378.33

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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

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

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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
    [pslug] => 85539-30-6-2-2-acetyloxy-benzoyl-oxy-benzoic-acid-2-2-carboxyphenoxy-carbonyl-phenyl-ester-pa0118540
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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
    [pslug] => 85531-19-7-2-2-2-acetyloxy-benzoyl-oxy-benzoyl-oxy-benzoic-acid-2-2-carboxyphenoxy-carbonyl-phenyl-ester-pa0118550
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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

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    [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
    [pslug] => 85531-20-0-2-2-2-acetyloxy-benzoyl-oxy-benzoyl-oxy-benzoic-acid-2-2-2-carboxyphenoxy-carbonyl-phenoxy-carbonyl-phenyl-ester-pa0118560
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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