Description

6-Bromo-1H-Thieno[2,3-D]Pyrimidin-4-One is a high-purity, heterocyclic organic compound serving as a critical synthetic intermediate in advanced pharmaceutical research and development. Its core value lies in its functionalized thienopyrimidinone scaffold, which is essential for constructing molecules with targeted biological activity. This compound is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for creating novel active ingredients.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of kinase inhibitors and other small-molecule therapeutic candidates.
• Agrochemical Research: Used in developing novel fungicides and herbicides by leveraging its heterocyclic core structure.
• Chemical Biology: Serves as a versatile scaffold for creating molecular probes and tool compounds to study biological pathways.
• Material Science: Potential precursor for organic electronic materials due to its fused ring system and bromine functionality.
• Custom Synthesis: Foundation for contract research organizations (CROs) and CDMOs to produce bespoke compounds for client projects.

Basic Information

Product Name	6-Bromo-1H-Thieno[2,3-D]Pyrimidin-4-One
CAS No.	56844-40-7
Molecular Formula	C6H3BrN2OS
Molecular Weight	231.07 g/mol
Synonyms	6-Bromothieno[2,3-d]pyrimidin-4(1H)-one; 6-Bromo-1H-thieno[2,3-d]pyrimidin-4-one; 6-Bromo-4-hydroxy-1H-thieno[2,3-d]pyrimidine; 6-Bromo-4-oxo-1,4-dihydrothieno[2,3-d]pyrimidine; 4H-Thieno[2,3-d]pyrimidin-4-one, 6-bromo-; 6-Bromo-1H-thieno[2,3-d]pyrimidin-4-ol; 6-Bromothienopyrimidinone
EINECS	Contact for details

Quality Control

Our 6-Bromo-1H-Thieno[2,3-D]Pyrimidin-4-One is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles as verified by HPLC, NMR, and MS. We support cGMP compliance for advanced pharmaceutical applications, with documentation available for regulatory submissions.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). The compound is moisture-sensitive; keep the original container tightly sealed under an inert atmosphere for long-term storage to prevent degradation.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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