Description

2-Chloro-4-Morpholinothieno[3,2-D]Pyrimidine-6-Carboxylic Acid is a high-value heterocyclic building block and advanced pharmaceutical intermediate. This compound matters for its critical role in the synthesis of complex bioactive molecules, particularly kinase inhibitors, offering a versatile scaffold for medicinal chemistry research and development. It is primarily needed by pharmaceutical R&D laboratories, contract research and manufacturing organizations (CROs/CMOs), and fine chemical producers focused on developing new therapeutic agents.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel kinase inhibitors and other targeted small-molecule therapeutics.
• Medicinal Chemistry Research: Used as a core scaffold for structure-activity relationship (SAR) studies and lead optimization in drug discovery programs.
• Chemical Biology: Serves as a precursor for the development of chemical probes to study biological pathways and protein function.
• Custom Synthesis: Employed by fine chemical suppliers for the contract manufacturing of proprietary drug candidates and advanced intermediates.
• Academic Research: Utilized in university and institutional labs for the development of new synthetic methodologies and heterocyclic chemistry.

Basic Information

Product Name	2-Chloro-4-Morpholinothieno[3,2-D]Pyrimidine-6-Carboxylic Acid
CAS No.	956388-76-4
Molecular Formula	C11H10ClN3O3S
Molecular Weight	299.73 g/mol
Synonyms	2-Chloro-4-morpholin-4-ylthieno[3,2-d]pyrimidine-6-carboxylic acid; 4-Morpholinyl-2-chlorothieno[3,2-d]pyrimidine-6-carboxylic Acid; Thieno[3,2-d]pyrimidine-6-carboxylic acid, 2-chloro-4-morpholino-; 956388-76-4; 2-Chloro-4-morpholinothieno[3,2-d]pyrimidine-6-carboxylic acid; CAS 956388-76-4
EINECS	Contact for details

Quality Control

Our 2-Chloro-4-Morpholinothieno[3,2-D]Pyrimidine-6-Carboxylic Acid is produced under strict quality management systems to ensure batch-to-batch consistency and high purity suitable for research and development. All materials are accompanied by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles. We support cGMP compliance for advanced intermediates and can provide materials tailored to your specific project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture. For long-term storage, consider using desiccants.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (HPLC/MS)	Conforms
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%
Single Unknown Impurity (HPLC)	≤ 1.0%

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