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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

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Terephthalic Acid-13C8 Stable Isotopes CS-T-87075 1794767-08-0 Enquire


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
1,4-Benzenedicarboxylic Acid Dimethyl Ester Impurity CS-T-04981 120-61-6 In Stock
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
Polybutylene terephthalate Impurity 1 Impurity CS-P-09128 210566-87-3 Enquire
Polybutylene terephthalate Impurity 2 Impurity CS-P-09129 210566-88-4 Enquire
2,6-Dichloroterephthalic Acid Impurity CS-T-17797 116802-97-2 Enquire
PBT Impurity 7 Impurity CS-P-08708 29278-67-9 Enquire
Terephthalic acid monoamide Impurity CS-M-07499 6051-43-0 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
Terephthalic acid, cyclic ethylene oxydiethylene ester Fine Chemicals CS-O-58760 29278-57-7 Enquire
2,5-Bis(trifluoromethyl)terephthalic acid Fine Chemicals CS-ZB-28705 366008-67-5 Enquire
Bis(2-ethylhexyl)adipate Fine Chemicals CS-T-06962 103-23-1 Enquire


Pesticide Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2,3,5,6-Tetrachloroterephthalic Acid Pesticide Standards CS-T-87274 2136-79-0 Enquire