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

Cysteamine Related Compounds

API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Cysteamine Hydrochloride API CS-T-14238 156-57-0 In Stock


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Cysteamine S-phosphate Impurity CS-O-54530 5746-40-7 Enquire
N,S-Diacetylcysteamine Impurity CS-BX-01285 1420-88-8 Enquire
Cysteamine Impurity 1 Impurity CS-P-08208 2097678-00-5 Enquire
Cysteamine S-phosphate Sodium Salt Impurity CS-T-73737 3724-89-8 Enquire


Intermediate

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2-Aminoethanethiol (Cysteamine) Intermediate CS-O-15559 60-23-1 In Stock


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Cysteamine bitartrate Fine Chemicals CS-O-34070 27761-19-9 In Stock


Secondary Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Cysteamine hydrochloride Secondary Standards CS-SS-26519-100MG 156-57-0 Enquire


Stable Isotope Reagent

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Cysteamine-d4 Hydrochloride Stable Isotope Reagent CS-O-06520 1219805-04-5 In Stock


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
S-Acetylcysteamine Building Blocks CS-TA-01629 6197-31-5 Enquire