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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Terephthalic Acid, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Terephthalic Acid 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 Terephthalic Acid-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.

Terephthalic Acid Related Compounds

API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Terephthalic Acid API CS-T-43341 100-21-0 In Stock


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
4-((4-N itrophenoxy)carbonyl)benzoic acid Impurity CS-BL-00078 3557-99-1 Enquire
Dioctyl Terepthalate Impurity CS-T-53763 6422-86-2 In Stock
PBT Impurity 7 Impurity CS-P-08708 29278-67-9 Enquire
Polybutylene terephthalate Impurity 1 Impurity CS-P-09128 210566-87-3 Enquire
Polybutylene terephthalate Impurity 2 Impurity CS-P-09129 210566-88-4 Enquire


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Bis(2-ethylhexyl) Phthalate Fine Chemicals CS-T-06967 117-81-7 In Stock
Bis(2-ethylhexyl)adipate Fine Chemicals CS-T-06962 103-23-1 Enquire
Terephthalic acid, cyclic ethylene oxydiethylene ester Fine Chemicals CS-O-58760 29278-57-7 Enquire