Description

2-((3-Allyl-4-Oxo-3,4,5,6,7,8-Hexahydrobenzo[4,5]Thieno[2,3-D]Pyrimidin-2-Yl)Thio)-n-(o-Tolyl)Acetamide is a high-purity, advanced pharmaceutical intermediate of significant interest in modern organic synthesis. This compound is valued for its complex heterocyclic core, which serves as a critical building block in the development of novel active pharmaceutical ingredients (APIs). It is primarily sought by research institutions and pharmaceutical manufacturers engaged in the discovery and process development of new therapeutic agents.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates targeting various therapeutic areas.
• Organic Synthesis Building Block: Used in complex multi-step syntheses to construct fused heterocyclic systems for medicinal chemistry research.
• Research & Development (R&D): Essential material for academic and industrial R&D labs exploring new chemical entities and structure-activity relationships (SAR).
• Process Chemistry: Employed in route scouting, optimization, and scale-up studies for potential API manufacturing processes.

Basic Information

Product Name	2-((3-Allyl-4-Oxo-3,4,5,6,7,8-Hexahydrobenzo[4,5]Thieno[2,3-D]Pyrimidin-2-Yl)Thio)-n-(o-Tolyl)Acetamide
CAS No.	421577-84-6
Molecular Formula	C22H23N3O2S2
Molecular Weight	425.57 g/mol
Synonyms	N-(2-Methylphenyl)-2-[[3-(2-propen-1-yl)-4-oxo-5,6,7,8-tetrahydro-4H-benzo[4,5]thieno[2,3-d]pyrimidin-2-yl]thio]acetamide; 2-((3-Allyl-4-oxo-3,4,5,6,7,8-hexahydrobenzo[4,5]thieno[2,3-d]pyrimidin-2-yl)thio)-N-(2-methylphenyl)acetamide; 2-[[3-(2-Propen-1-yl)-4-oxo-5,6,7,8-tetrahydro-4H-benzo[4,5]thieno[2,3-d]pyrimidin-2-yl]thio]-N-(o-tolyl)acetamide; 421577-84-6; Benzo[4,5]thieno[2,3-d]pyrimidine acetamide derivative
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to stringent quality management systems. Every batch undergoes comprehensive analytical characterization, including HPLC for purity and NMR for structural confirmation, to ensure consistency and traceability. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting key specifications such as assay, identity, and impurity profiles.

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). The compound may be light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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