Description

3-(4-Oxo-3,4,5,6,7,8-Hexahydro-Benzo[4,5]Thieno[2,3-D]Pyrimidin-2-Yl)-Propionic Acid is a high-value heterocyclic building block and key synthetic intermediate. This compound is critical for research and development in advanced organic synthesis, particularly for constructing complex molecular architectures. It is primarily sought after by pharmaceutical R&D laboratories and fine chemical manufacturers for the development of novel active pharmaceutical ingredients (APIs) and specialty chemicals.

Application

• Pharmaceutical Intermediate: Serves as a core scaffold for the synthesis of novel drug candidates, particularly in therapeutic areas targeting central nervous system (CNS) disorders and oncology.
• Organic Synthesis Building Block: Used in the construction of complex fused-ring systems and for introducing specific functional groups in advanced synthetic routes.
• Research & Development (R&D): Essential for medicinal chemistry programs in academic institutions, contract research organizations (CROs), and pharmaceutical companies for lead optimization and library synthesis.
• Fine Chemical Production: Employed in the manufacture of high-purity, specialty chemicals for advanced material science and agrochemical research applications.

Basic Information

Product Name	3-(4-Oxo-3,4,5,6,7,8-Hexahydro-Benzo[4,5]Thieno[2,3-D]Pyrimidin-2-Yl)-Propionic Acid
CAS No.	109164-47-8
Molecular Formula	C15H16N2O3S
Molecular Weight	304.36 g/mol
Synonyms	2-(2-Carboxyethyl)-4-oxo-3,4,5,6,7,8-hexahydrobenzo[4,5]thieno[2,3-d]pyrimidine; 3-(4-Oxo-5,6,7,8-tetrahydro-4H-benzo[4,5]thieno[2,3-d]pyrimidin-2-yl)propanoic Acid; 109164-47-8; Benzo[4,5]thieno[2,3-d]pyrimidine-2-propanoic acid, 3,4,5,6,7,8-hexahydro-4-oxo-; Tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidinepropionic acid derivative
EINECS	Contact for details

Quality Control

Our production of 3-(4-Oxo-3,4,5,6,7,8-Hexahydro-Benzo[4,5]Thieno[2,3-D]Pyrimidin-2-Yl)-Propionic Acid adheres to stringent quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via NMR and mass spectrometry, to ensure it meets the exacting standards required for pharmaceutical R&D. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). The product should be kept away from strong acids and organic solvents. For long-term storage, consider inert atmosphere conditions to ensure optimal stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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