Description

2-Butyl-5,6,7,8-Tetrahydro-[1]benzothieno[2,3-d]pyrimidin-4(1H)-one is a high-purity heterocyclic organic compound, serving as a critical advanced pharmaceutical intermediate and a versatile scaffold in medicinal chemistry research. Its fused benzothienopyrimidine core structure makes it a valuable building block for the synthesis of novel bioactive molecules. This compound is primarily utilized by research institutions and pharmaceutical companies engaged in drug discovery programs, particularly those targeting central nervous system and metabolic disorders.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those with potential neurological or metabolic activity.
• Medicinal Chemistry Research: Used as a core scaffold for structure-activity relationship (SAR) studies and library synthesis in drug discovery.
• Chemical Biology Probes: Employed in the development of molecular probes to study specific biological pathways and protein functions.
• Organic Synthesis Building Block: Utilized in complex multi-step syntheses due to its reactive functional groups and fused ring system.
• Academic & Industrial R&D: Serves as a reference standard and starting material in both academic and industrial research and development laboratories.

Basic Information

Product Name	2-Butyl-5,6,7,8-Tetrahydro-[1]benzothieno[2,3-d]pyrimidin-4(1H)-one
CAS No.	106831-18-9
Molecular Formula	C₁₅H₂₀N₂OS
Molecular Weight	276.40 g/mol
Synonyms	2-Butyl-1,4,5,6,7,8-hexahydrobenzothieno[2,3-d]pyrimidin-4-one; 2-Butyl-5,6,7,8-tetrahydro-1H-benzothieno[2,3-d]pyrimidin-4-one; 2-n-Butyl-5,6,7,8-tetrahydro-[1]benzothieno[2,3-d]pyrimidin-4(1H)-one; Benzothieno[2,3-d]pyrimidin-4(1H)-one, 2-butyl-5,6,7,8-tetrahydro-; 106831-18-9; BTHP derivative; Tetrahydrobenzothienopyrimidinone
EINECS	Contact for details

Quality Control

Our 2-Butyl-5,6,7,8-Tetrahydro-[1]benzothieno[2,3-d]pyrimidin-4(1H)-one is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and development applications. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are available upon request to support your quality assurance protocols.

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 storing under an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Assay	97.0% - 102.0%
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.