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

Lomustine Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
cis-4-Hydroxy-lomustine-d10 Stable Isotopes CS-T-93837 52049-26-0 (unlabelled) Enquire
cis-4-Hydroxy-lomustine-D4 Stable Isotopes CS-O-40988 52049-26-0 (Unlabeled) Enquire
trans-4-Hydroxy-lomustine-d10 Stable Isotopes CS-T-97435 Not Available Enquire
Trans-4-Hydroxy-lomustine-D4 Stable Isotopes CS-O-40989 56239-24-8 (Unlabeled) Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
N′-(2-Chloroethyl)-N,N-dicyclohexylurea Impurity CS-O-47051 1222864-16-5 Enquire
Lomustine Related Compound B Impurity CS-K-00074 13908-11-7 Enquire


Intermediate

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
cis-4-Hydroxy-lomustine Intermediate CS-T-79645 52049-26-0 In Stock


Nitrosamine

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1-(2-chloroethyl)-3,3-dicyclohexyl-1-nitrosourea Nitrosamine CS-O-47052 500545-48-2 Enquire