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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Aspirin, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Aspirin impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Aspirin-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.

Aspirin Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Aspirin-d4 Stable Isotopes CS-O-02745 97781-16-3 In Stock


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Aspirin calcium API CS-ZH-10170 69-46-5 Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Aspirin EP Impurity D Impurity CS-O-10918 530-75-6 In Stock
Aspirin Impurity F Impurity CS-O-31087 1466-82-6 Enquire
Salicylic Acid EP Impurity A (Aspirin Impurity-A) Impurity CS-T-42069 99-96-7 In Stock
Salsalate (Aspirin Impurity-E) Impurity CS-T-42088 552-94-3 In Stock


Glucuronide

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Aspirin acyl-beta-D-glucuronide Glucuronide CS-O-30505 24719-72-0 In Stock


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Methyl 3-carbamoyl-4-hydroxybenzoate Fine Chemicals CS-ED-01940 63874-38-4 Enquire


Analytical Standard

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Acetylsalicylic Acid D3 (Aspirin (Acetoxy-d3)-AR Grade Analytical Standard CS-T-47333-10MG 921943-73-9 Enquire
Acetylsalicylic Acid D3 (Aspirin (Acetoxy-d3)-AR Grade-10 pp... Analytical Standard CS-T-47333-1ML 921943-73-9 Enquire


Therapeutic

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Aspirin Therapeutic CS-T-01103 50-78-2 In Stock