Description

4-Hydrazino-5-Thien-2-Ylthieno[2,3-D]Pyrimidine is a high-value, heterocyclic organic compound featuring a fused pyrimidine-thiophene core functionalized with a hydrazino group. This specific molecular architecture makes it a critical advanced pharmaceutical intermediate (API) and a versatile building block for medicinal chemistry research. It is primarily sought after by R&D and production teams in the pharmaceutical and agrochemical sectors for the synthesis of novel active ingredients. The compound's reactivity profile enables its use in constructing complex molecules targeting a range of therapeutic and crop protection applications.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of potential drug candidates, particularly in kinase inhibitor and antiviral research programs.
• Medicinal Chemistry Building Block: Used in high-throughput screening and combinatorial chemistry to develop new chemical entities with modified biological activity.
• Agrochemical Research: Employed in the development of new herbicides, fungicides, or insecticides due to its heterocyclic structure.
• Organic Synthesis Reagent: Acts as a specialized reagent for introducing the hydrazino-thienopyrimidine moiety into more complex molecular frameworks.
• Material Science Research: Investigated as a potential monomer or precursor for organic electronic materials, given its conjugated thiophene-based system.

Basic Information

Item	Detail
Product Name	4-Hydrazino-5-Thien-2-Ylthieno[2,3-D]Pyrimidine
CAS No.	406200-90-6
Molecular Formula	C10H8N4S2
Molecular Weight	248.33 g/mol
Synonyms	4-Hydrazinyl-5-(thiophen-2-yl)thieno[2,3-d]pyrimidine; 5-(2-Thienyl)-4-hydrazinothieno[2,3-d]pyrimidine; Thieno[2,3-d]pyrimidine, 4-hydrazino-5-(2-thienyl)-; 4-Hydrazino-5-(2-thienyl)thieno[2,3-d]pyrimidine; 5-(Thiophen-2-yl)-4-hydrazinylthieno[2,3-d]pyrimidine; CAS 406200-90-6
EINECS	Contact for details

Quality Control

Every batch of 4-Hydrazino-5-Thien-2-Ylthieno[2,3-D]Pyrimidine is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure the material meets the high-purity standards required for research and synthesis. A detailed Certificate of Analysis (COA), including results from HPLC, NMR, and mass spectrometry, is supplied with each shipment to guarantee identity, purity, and consistency for your critical applications.

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 light-sensitive nature and propensity for oxidation, prolonged exposure to light, air, or elevated temperatures should be avoided to maintain stability and purity.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 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.