Description

Ethyl 5-(4-Chlorophenyl)-7-Methyl-3-Oxo-2-(2-Thienylmethylene)-2,3-Dihydro-5H-[1,3]Thiazolo[3,2-A]Pyrimidine-6-Carboxylate is a high-purity, complex heterocyclic organic compound with a CAS registry number of 313068-71-2. This compound serves as a critical advanced pharmaceutical intermediate (API Intermediate) and a versatile scaffold in medicinal chemistry research. It is primarily required by pharmaceutical R&D laboratories and fine chemical manufacturers engaged in the development of novel therapeutic agents.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates targeting various disease pathways.
• Medicinal Chemistry Research: Core scaffold for structure-activity relationship (SAR) studies and library synthesis in drug discovery programs.
• Chemical Biology Probe: Used as a tool compound to investigate biological mechanisms and protein interactions.
• Organic Synthesis: Valuable precursor for constructing complex fused heterocyclic systems with potential biological activity.
• Contract Research & Manufacturing (CRO/CMO): Supplied to organizations specializing in custom synthesis and process development for the life sciences industry.

Basic Information

Product Name	Ethyl 5-(4-Chlorophenyl)-7-Methyl-3-Oxo-2-(2-Thienylmethylene)-2,3-Dihydro-5H-[1,3]Thiazolo[3,2-A]Pyrimidine-6-Carboxylate
CAS No.	313068-71-2
Molecular Formula	C21H17ClN2O3S2
Molecular Weight	444.96 g/mol
Synonyms	Ethyl 5-(4-chlorophenyl)-7-methyl-3-oxo-2-[(thiophen-2-yl)methylidene]-2,3-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate; 2,3-Dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylic acid, 5-(4-chlorophenyl)-7-methyl-3-oxo-2-(2-thienylmethylene)-, ethyl ester; 313068-71-2; Ethyl 5-(p-chlorophenyl)-7-methyl-3-oxo-2-(2-thienylmethylene)-2,3-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate; Fused thiazolopyrimidine derivative.
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to stringent quality management systems. Every batch is subjected to rigorous analytical testing, including HPLC for purity and spectroscopic identification (NMR, IR, MS), to ensure consistency and meet exacting customer specifications. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep the container tightly sealed in a dry environment to protect this moisture-sensitive compound.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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