Description

5-Methyl-2-Thiocytosine is a modified nucleobase derivative, a key building block in organic synthesis and pharmaceutical research. This compound is valued for its role as a versatile intermediate in the development of novel nucleoside analogs and active pharmaceutical ingredients (APIs). It is primarily utilized by research institutions and manufacturers in the pharmaceutical, agrochemical, and life science sectors for drug discovery and fine chemical synthesis.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of modified nucleosides and nucleotides with potential antiviral or anticancer activity.
• Biochemical Research: Used in oligonucleotide synthesis to study nucleic acid structure, function, and for developing diagnostic probes.
• Agrochemical Development: Serves as a building block for creating novel crop protection agents and pesticides.
• Academic & Industrial R&D: Employed in medicinal chemistry programs for lead optimization and structure-activity relationship (SAR) studies.
• Fine Chemical Synthesis: Used as a specialized reagent for introducing the thiocytosine moiety into complex molecular architectures.

Basic Information

Product Name	5-Methyl-2-Thiocytosine
CAS No.	7390-56-9
Molecular Formula	C5H7N3OS
Molecular Weight	157.19 g/mol
Synonyms	2-Thio-5-methylcytosine; 5-Methyl-2-thiocytosine; 4-Amino-5-methyl-2(1H)-pyrimidinethione; 5-Methylcytosine-2-thiol; 2-Mercapto-5-methylcytosine; 5-Methyl-2-mercaptocytosine; 2-Thio-5-methylcytosine
EINECS	Contact for details

Quality Control

Our 5-Methyl-2-Thiocytosine is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for research and synthesis. Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); keep the container tightly sealed in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.