Description

5,6,7,8-Tetrahydro-[1]-benzothieno[2,3-d]pyrimidin-4(1H)-one is a high-purity heterocyclic organic compound that serves as a critical advanced intermediate in modern chemical synthesis. Its fused benzothienopyrimidine core structure makes it a valuable building block for pharmaceutical research and development. This compound is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for creating novel active ingredients.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly those targeting central nervous system (CNS) disorders, oncology, and anti-inflammatory pathways.
• Agrochemical Research: Used as a precursor in the synthesis of novel herbicides, fungicides, and insecticides, leveraging its heterocyclic scaffold for bioactivity.
• Material Science: Serves as a building block for organic electronic materials, such as charge-transport layers or light-emitting components, due to its conjugated system.
• Chemical Biology Probe Development: Utilized in the design and synthesis of molecular probes for studying enzyme function and biological pathways.
• Academic & Contract Research: Employed in universities and CROs (Contract Research Organizations) for methodological studies and the exploration of new synthetic routes involving complex heterocycles.
• Custom Synthesis Starting Material: Provides a specialized foundation for custom manufacturing and scale-up projects requiring a defined, high-purity benzothienopyrimidine backbone.

Basic Information

Product Name	5,6,7,8-Tetrahydro-[1]-benzothieno[2,3-d]pyrimidin-4(1H)-one
CAS No.	14346-24-8
Molecular Formula	C10H10N2OS
Molecular Weight	206.26 g/mol
Synonyms	5,6,7,8-Tetrahydro-1H-[1]benzothieno[2,3-d]pyrimidin-4-one; 4(1H)-Benzothieno[2,3-d]pyrimidinone, 5,6,7,8-tetrahydro-; 5,6,7,8-Tetrahydrobenzothieno[2,3-d]pyrimidin-4(1H)-one; TH-BTP; Tetrahydrobenzothienopyrimidinone; 14346-24-8; Benzothieno[2,3-d]pyrimidin-4(1H)-one, 5,6,7,8-tetrahydro-
EINECS	Contact for details

Quality Control

Our 5,6,7,8-Tetrahydro-[1]-benzothieno[2,3-d]pyrimidin-4(1H)-one is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via NMR and mass spectrometry, to ensure it meets the stringent requirements of research and development applications. Certificates of Analysis (COA) with full batch traceability are 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 away from incompatible materials. For long-term storage, consider under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
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.