Description

5,6,7,8-Tetrahydro-Benzo[4,5]Thieno[2,3-D]Pyrimidin-4-Ylamine is a high-purity heterocyclic organic compound featuring a fused tetrahydropyrimidine and benzothiophene core structure. This advanced pharmaceutical intermediate is valued for its role as a critical building block in the synthesis of novel active pharmaceutical ingredients (APIs). It is primarily utilized by research institutions and pharmaceutical manufacturers engaged in the development of therapeutic agents, particularly in areas requiring complex molecular scaffolds.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates targeting various therapeutic areas.
• Medicinal Chemistry Research: Serves as a versatile scaffold for structure-activity relationship (SAR) studies and lead optimization in drug discovery programs.
• Organic Synthesis Building Block: Used in the construction of complex polycyclic heterocyclic systems for advanced material and chemical research.
• Biochemical Research: Potential application as a tool compound or inhibitor in biochemical and pharmacological assays.

Basic Information

Product Name	5,6,7,8-Tetrahydro-Benzo[4,5]Thieno[2,3-D]Pyrimidin-4-Ylamine
CAS No.	4994-88-1
Molecular Formula	C10H11N3S
Molecular Weight	205.28 g/mol
Synonyms	4-Amino-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidine; 5,6,7,8-Tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4-amine; 4-Amino-5,6,7,8-tetrahydrobenzo(4,5)thieno(2,3-d)pyrimidine; Tetrahydrobenzothienopyrimidin-4-amine; 4994-88-1; 4-Amino-5,6,7,8-tetrahydrobenzo[b]thieno[2,3-d]pyrimidine
EINECS	Contact for details

Quality Control

Our 5,6,7,8-Tetrahydro-Benzo[4,5]Thieno[2,3-D]Pyrimidin-4-Ylamine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and should be handled under dry conditions to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 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.