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.
stdClass Object ( [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 [pslug] => 50-78-2-acetylsalicylic-acid-api-standards-pa0118000 [latest_product] => 0 [linkproducts] => 0 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 33054 [offers_product_code] => PA 01 18000 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 01 18000
CAS :
Molecular Formula : C9H8O4
Molecular Weight : 180.16
stdClass Object ( [pname] => Acetylsalicylic Acid - Impurity A [catalogue_number] => PA 01 18010 [category_ids] => 80,82,78,70,75 [chemical_name] => [weight] => 138.12 [form] => C7H6O3 [cas] => 99-96-7 [pslug] => 99-96-7-acetylsalicylic-acid-impurity-a-pa0118010 [latest_product] => 0 [linkproducts] => 1 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 33056 [offers_product_code] => PA 01 18010 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 01 18010
Molecular Formula : C7H6O3
Molecular Weight : 138.12
stdClass Object ( [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 [pslug] => 69-72-7-acetylsalicylic-acid-impurity-c-pa0118030 [latest_product] => 0 [linkproducts] => 1 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 33060 [offers_product_code] => PA 01 18030 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 01 18030
stdClass Object ( [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 [pslug] => 552-94-3-acetylsalicylic-acid-impurity-e-pa0118050 [latest_product] => 0 [linkproducts] => 0 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 33064 [offers_product_code] => PA 01 18050 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 01 18050
Molecular Formula : C14H10O5
Molecular Weight : 258.23
stdClass Object ( [pname] => Mixture of Acetylsalicylic Acid Impurity A, Impurity B, Impurity D, Impurity E and Impurity F [catalogue_number] => PA 01 18520 [category_ids] => ,78,70,82, [chemical_name] => [weight] => 138.12 [form] => C7H6O3 + C8H6O5 + C16H12O6 + C14H10O5 + C18H14O7 [cas] => NA [pslug] => mixture-of-acetylsalicylic-acid-impurity-a-impurity-b-impurity-d-impurity-e-and-impurity-f-pa0118520 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 01 18520
Molecular Formula : C7H6O3 + C8H6O5 + C16H12O6 + C14H10O5 + C18H14O7
stdClass Object ( [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 [pslug] => 85531-16-4-2-2-acetyloxy-benzoyl-oxy-benzoic-acid-2-carboxyphenyl-ester-pa0118530 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 01 18530
Molecular Formula : C23H16O8
Molecular Weight : 420.37
stdClass Object ( [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 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 01 18540
Molecular Formula : C30H20O10
Molecular Weight : 540.47
stdClass Object ( [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 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 01 18550
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 [pslug] => 85531-20-0-2-2-2-acetyloxy-benzoyl-oxy-benzoyl-oxy-benzoic-acid-2-2-2-carboxyphenoxy-carbonyl-phenoxy-carbonyl-phenyl-ester-pa0118560 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 01 18560
Molecular Formula : C44H28O14
Molecular Weight : 780.68
stdClass Object ( [pname] => Salicyl Sulfate Disodium Salt [catalogue_number] => PA 01 0181000 [category_ids] => ,78,75,76,82, [chemical_name] => [weight] => 262.14 [form] => C7H4Na2O6S [cas] => 56343-01-2 [pslug] => 56343-01-2-salicyl-sulfate-disodium-salt-pa010181000 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 01 0181000
Molecular Formula : C7H4Na2O6S
Molecular Weight : 262.14
stdClass Object ( [pname] => 2-Acetoxybenzoic 2-hydroxybenzoic anhydride [catalogue_number] => PA 01 0181001 [category_ids] => ,70,75,76,78,82, [chemical_name] => [weight] => 300.27 [form] => C16H12O6 [cas] => 2708578-72-5 [pslug] => 2708578-72-5-2-acetoxybenzoic-2-hydroxybenzoic-anhydride-pa010181001 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 01 0181001
Molecular Formula : C16H12O6
Molecular Weight : 300.27
stdClass Object ( [pname] => Acetic 2-acetoxybenzoic anhydride [catalogue_number] => PA 01 0181002 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 222.2 [form] => C11H10O5 [cas] => 18698-59-4 [pslug] => 18698-59-4-acetic-2-acetoxybenzoic-anhydride-pa010181002 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 01 0181002
Molecular Formula : C11H10O5
Molecular Weight : 222.2
stdClass Object ( [pname] => 5-Acetyl-2-hydroxybenzoic Acid Methyl Ester [catalogue_number] => PA 01 0181003 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 194.19 [form] => C10H10O4 [cas] => 16475-90-4 [pslug] => 16475-90-4-5-acetyl-2-hydroxybenzoic-acid-methyl-ester-pa010181003 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 01 0181003
Molecular Formula : C10H10O4
Molecular Weight : 194.19
stdClass Object ( [pname] => Acetylsalicylic acid acyl-d-glucuronide (aspirin acyl-d-glucuronide) [catalogue_number] => PA 01 0181004 [category_ids] => ,70,75,76,78,82,95, [chemical_name] => [weight] => 356.28 [form] => C15H16O10 [cas] => 24719-72-0 [pslug] => 24719-72-0-acetylsalicylic-acid-acyl-d-glucuronide-aspirin-acyl-d-glucuronide-pa010181004 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 01 0181004
Molecular Formula : C15H16O10
Molecular Weight : 356.28
stdClass Object ( [pname] => Mono-Methyl Terephthalate [catalogue_number] => PA 27 0023498 [category_ids] => ,158,75,76,78,70,82, [chemical_name] => [weight] => 180.16 [form] => C9H8O4 [cas] => 1679-64-7 [pslug] => 1679-64-7-mono-methyl-terephthalate-pa270023498 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 27 0023498
stdClass Object ( [pname] => 3-Acetyl-2-hydroxybenzoic Acid [catalogue_number] => PA 01 0181005 [category_ids] => ,78,70,82, [chemical_name] => [weight] => 180.16 [form] => C9H8O4 [cas] => 67127-78-0 [pslug] => 67127-78-0-3-acetyl-2-hydroxybenzoic-acid-pa010181005 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 01 0181005
stdClass Object ( [pname] => 5-Acetyl-2-hydroxybenzoic Acid [catalogue_number] => PA 01 0181006 [category_ids] => ,78,70,82, [chemical_name] => [weight] => 180.16 [form] => C9H8O4 [cas] => 13110-96-8 [pslug] => 13110-96-8-5-acetyl-2-hydroxybenzoic-acid-pa010181006 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 01 0181006
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 [pslug] => 69638-07-9-adipoyl-disalicylate-pa010181007 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 01 0181007
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 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 01 0181008
Molecular Formula : C13H14O6
Molecular Weight : 266.25
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