Description

Acetamide, n-Cyclopropyl-2-[(2-Ethyl-5,6-Dimethylthieno[2,3-D]Pyrimidin-4-Yl)Thio]- (9Ci) is a high-purity, advanced pharmaceutical intermediate characterized by its complex heterocyclic structure. This compound is of significant value for its role as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring targeted molecular scaffolds. It is primarily sought by research institutions and pharmaceutical manufacturers engaged in the development of new chemical entities, especially within medicinal chemistry and process R&D.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the multi-step synthesis of potential drug candidates, especially those with thienopyrimidine cores.
• Medicinal Chemistry Research: Used in structure-activity relationship (SAR) studies and lead optimization for discovering new therapeutic agents.
• Process Development & Scale-up: Employed in developing and optimizing robust, scalable synthetic routes for API manufacturing.
• Contract Research & Manufacturing (CRO/CMO): Supplied to organizations providing custom synthesis and development services.
• Academic Research: Utilized in university and institutional labs for exploratory organic synthesis and heterocyclic chemistry studies.
• Reference Standard: Can be supplied as a high-purity analytical standard for method development and quality control.

Basic Information

Product Name	Acetamide, n-Cyclopropyl-2-[(2-Ethyl-5,6-Dimethylthieno[2,3-D]Pyrimidin-4-Yl)Thio]- (9Ci)
CAS No.	606113-69-3
Molecular Formula	C17H21N3OS2
Molecular Weight	347.50 g/mol
Synonyms	N-Cyclopropyl-2-[(2-ethyl-5,6-dimethylthieno[2,3-d]pyrimidin-4-yl)thio]acetamide; 2-[(2-Ethyl-5,6-dimethylthieno[2,3-d]pyrimidin-4-yl)thio]-N-cyclopropylacetamide; Acetamide, 2-[(2-ethyl-5,6-dimethylthieno[2,3-d]pyrimidin-4-yl)thio]-N-cyclopropyl-; Thieno[2,3-d]pyrimidine acetamide derivative; CAS 606113-69-3
EINECS	Contact for details

Quality Control

Our Acetamide, n-Cyclopropyl-2-[(2-Ethyl-5,6-Dimethylthieno[2,3-D]Pyrimidin-4-Yl)Thio]- (9Ci) is manufactured under a strict quality management system. 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 detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality attributes.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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