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Cleanchem is a trusted provider of premium pharmaceutical reference materials, specializing in Cytarabine and its associated compounds. Our catalog includes pharmacopeial and non-pharmacopeial Cytarabine impurities, metabolites, nitrosamine derivatives (N-NO compounds), and stable isotope-labeled products. These reference standards play a critical role in pharmaceutical R&D, supporting activities such as product formulation, ANDA and DMF submissions, quality assurance, analytical method development, and stability assessments.
All Cytarabine-related substances undergo comprehensive characterization and are delivered with complete Certificates of Analysis and supporting analytical documentation to ensure regulatory adherence. Upon request, we can offer EP/USP traceable standards. Our products are routinely re-evaluated to maintain consistent quality and performance.

N-Nitroso Cytarabine Impurity A
CAT No: CL-CYTR-NO-01 CAS No: NA Mol Wt: 273.2 Mol F: C9H11N3O7 Inv Status: Custom Synthesis
Chemical Name: 1-((2R,3S,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-3-nitrosopyrimidine-2,4(1H,3H)-dione
N-Nitroso Cytarabine Impurity B
CAT No: CL-CYTR-NO-02 CAS No: NA Mol Wt: 273.2 Mol F: C9H11N3O7 Inv Status: Custom Synthesis
Chemical Name: 1-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-3-nitrosopyrimidine-2,4(1H,3H)-dione
N-Nitroso Cytarabine Impurity C
CAT No: CL-CYTR-NO-03 CAS No: NA Mol Wt: 140.1 Mol F: C4H4N4O2 Inv Status: Custom Synthesis
Chemical Name: 4-amino-1-nitrosopyrimidin-2(1H)-one
N-Nitroso Cytarabine Impurity D
CAT No: CL-CYTR-NO-04 CAS No: NA Mol Wt: 141.09 Mol F: C4H3N3O3 Inv Status: Custom Synthesis
Chemical Name: 1-nitrosopyrimidine-2,4(1H,3H)-dione
N-Nitroso Cytarabine Impurity 1
CAT No: CL-CYTR-NO-05 CAS No: NA Mol Wt: 141.09 Mol F: C4H3N3O3 Inv Status: Custom Synthesis
Chemical Name: 3-nitrosopyrimidine-2,4(1H,3H)-dione
N-Nitroso Cytarabine Impurity 2
CAT No: CL-CYTR-NO-06 CAS No: NA Mol Wt: 170.08 Mol F: C4H2N4O4 Inv Status: Custom Synthesis
Chemical Name: 1,3-dinitrosopyrimidine-2,4(1H,3H)-dione
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