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

Parecoxib Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Parecoxib-d3 Stable Isotopes CS-W-00380 198470-84-7(Unlabeled) In Stock
Parecoxib D5 Stable Isotopes CS-O-15664 198470-84-7 (Unlabeled) Enquire
Parecoxib-d5 Sodium Stable Isotopes CS-T-95306 Not Available Enquire


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Parecoxib Sodium API CS-T-38715 198470-85-8 In Stock
Parecoxib API CS-W-00219 198470-84-7 Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Parecoxib Impurity 18 Impurity CS-O-54151 2338845-31-9 Enquire
Parecoxib Impurity 20 Impurity CS-O-54148 37928-17-9 Enquire
Parecoxib Impurity 27 Impurity CS-O-54150 477594-28-8 Enquire
Parecoxib Impurity 28 Impurity CS-O-59874 ---- Enquire
Parecoxib Impurity 52 Sodium Salt Impurity CS-P-09081 Not Available Enquire
Parecoxib Impurity O Impurity CS-O-54149 198470-91-6 Enquire
Valdecoxib Impurity B Impurity CS-P-00109 1373038-60-8 In Stock
Parecoxib Impurity 11 Impurity CS-EO-01026 181696-12-8 Enquire
Parecoxib Impurity 25 Impurity CS-EO-00575 2235371-89-6 Enquire
Parecoxib Sodium impurity E Impurity CS-AQ-00016 Not Available Enquire
Parecoxib Sodium impurity J Impurity CS-AQ-00020 1709956-95-5 Enquire
Parecoxib Sodium impurity K Impurity CS-AQ-00021 386273-25-2 Enquire
Parecoxib Sodium impurity L Impurity CS-AQ-00022 1373038-57-3 Enquire
Parecoxib Sodium impurity M Impurity CS-AQ-00023 1373038-56-2 Enquire
Parecoxib Sodium impurity O Impurity CS-AQ-00025 1884279-18-8 Enquire
Parecoxib Sodium impurity Q Impurity CS-AQ-00027 1373038-58-4 Enquire
Parecoxib Sodium impurity S Impurity CS-AQ-00028 1709956-89-7 Enquire
Parecoxib Sodium impurity X Impurity CS-AQ-00031 198471-06-6 Enquire
Parecoxib Sodium impurity Y Impurity CS-AQ-00032 1708094-99-8 Enquire
Parecoxib Sodium impurity Z Impurity CS-AQ-00033 195061-34-8 Enquire
Sodium acetyl(4-(5-methyl-3-phenylisoxazol-4-yl)phenylsulfon... Impurity CS-O-36003 198471-07-7 Enquire
Valdecoxib Impurity I Impurity CS-P-00113 1373038-59-5 Enquire