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

Chlorthalidone Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
3-Dehydroxy Chlorthalidone-d4 Stable Isotopes CS-T-100547 Not Available Enquire
3-Deoxy Chlorthalidone-D4 Stable Isotopes CS-F-00203 82875-49-8 (Unlabelled) Enquire
Chlorthalidone 13C6 Stable Isotopes CS-EK-01657 2726921-84-0 Enquire
Chlorthalidone Impurity G-d4 Stable Isotopes CS-T-99327 16289-13-7(Unlabelled) Enquire
Chlorthalidone-d4 Stable Isotopes CS-O-06484 1794941-44-8 In Stock
O-Methyl Chlorthalidone-d4 Stable Isotopes CS-T-99171 Not Available Enquire


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Chlorthalidone API CS-O-00496 77-36-1 In Stock


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Chlorthalidone amide impurity Impurity CS-O-41583 345930-31-6 Enquire
Chlorthalidone EP Impurity B Impurity CS-O-03413 5270-74-6 In Stock
Chlorthalidone EP Impurity D Impurity CS-O-13531 1369995-36-7 In Stock
Chlorthalidone EP Impurity E Impurity CS-O-13532 82875-49-8 In Stock
Chlorthalidone Impurity J Impurity CS-O-13569 956-92-3 In Stock
O-Methyl Chlorthalidone Impurity CS-T-32663 96512-76-4 In Stock
3-(4-Chloro-3-nitrophenyl)-3-hydroxyisoindolin-1-one Impurity CS-O-41212 Not Available Enquire
Chlortalidone EP Impurity I Impurity CS-EO-01970 2514668-27-8 Enquire
Chlorthalidone acid methyl ester impurity Impurity CS-O-41589 Not Available Enquire
Chlorthalidone amine impurity Impurity CS-O-41584 Not Available Enquire
Chlorthalidone EP Impurity A Impurity CS-O-13529 345930-32-7 Enquire
Chlorthalidone EP Impurity H Impurity CS-O-13534 Not Available Enquire
Chlorthalidone EP Impurity I Impurity CS-O-13535 Not Available Enquire


Secondary Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Chlorthalidone Secondary Standards CS-SS-26050-400MG 77-36-1 Enquire
Chlorthalidone Related Compound A Secondary Standards CS-SS-25653-50MG 5270-74-6 Enquire


EP Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Chlorthalidone for system suitability EP Standards CS-EG-03367 77-36-1 Enquire


Therapeutic

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Chlorthalidone EP Impurity C Therapeutic CS-O-13530 92874-73-2 Enquire
Chlorthalidone EP Impurity F Therapeutic CS-O-13533 1796929-84-4 Enquire