Description

7-Benzyl-2-(Heptylsulfanyl)-3-(4-Methylphenyl)-5,6,7,8-Tetrahydropyrido[4',3':4,5]Thieno[2,3-D]Pyrimidin-4(3H)-One is a high-purity, complex heterocyclic organic compound with a fused pyridothienopyrimidinone core structure, serving as a critical advanced intermediate in modern pharmaceutical research and development. Its molecular architecture, featuring benzyl, heptylsulfanyl, and tolyl substituents, makes it a valuable scaffold for synthesizing novel bioactive molecules targeting specific enzymatic pathways. This compound is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, biotechnology, and fine chemical industries for the development of new therapeutic agents.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of potential kinase inhibitors and other targeted small-molecule drug candidates.
• Biochemical Research: Used as a reference standard or a probe compound in enzymatic assays and structure-activity relationship (SAR) studies.
• Medicinal Chemistry: Serves as a core scaffold for the design and optimization of novel chemical entities with potential anticancer, anti-inflammatory, or antiviral properties.
• Process Chemistry: Employed in route scouting and scale-up optimization for the production of active pharmaceutical ingredients (APIs).
• Contract Research & Manufacturing (CRAM): Supplied to organizations specializing in custom synthesis and development services for the life sciences sector.

Basic Information

Product Name	7-Benzyl-2-(Heptylsulfanyl)-3-(4-Methylphenyl)-5,6,7,8-Tetrahydropyrido[4',3':4,5]Thieno[2,3-D]Pyrimidin-4(3H)-One
CAS No.	351008-51-0
Molecular Formula	C31H35N3OS2
Molecular Weight	529.76 g/mol
Synonyms	7-Benzyl-2-(heptylthio)-3-(p-tolyl)-5,6,7,8-tetrahydropyrido[4',3':4,5]thieno[2,3-d]pyrimidin-4(3H)-one; 2-Heptylsulfanyl-7-benzyl-3-(4-methylphenyl)-5,6,7,8-tetrahydropyrido[4',3':4,5]thieno[2,3-d]pyrimidin-4-one; CAS 351008-51-0; Thienopyridopyrimidinone derivative; Pyridothienopyrimidinone intermediate
EINECS	Contact for details

Quality Control

Every batch of our 7-Benzyl-2-(Heptylsulfanyl)-3-(4-Methylphenyl)-5,6,7,8-Tetrahydropyrido[4',3':4,5]Thieno[2,3-D]Pyrimidin-4(3H)-One is manufactured under a strict quality management system and undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, which includes data from HPLC, NMR, and mass spectrometry. Our quality protocols are designed to meet the stringent requirements of pharmaceutical R&D and cGMP (current Good Manufacturing Practice) standards where applicable.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). The compound may be light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	Off-white to light yellow solid
Identification (HPLC)	Conforms to reference standard
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.