Description

1H-Thieno[3,4-C]Pyrazol-3-Amine,4,6-Dihydro-(9Ci) is a high-purity heterocyclic organic compound, specifically a fused thienopyrazole derivative, serving as a critical advanced pharmaceutical intermediate. Its value lies in its unique molecular scaffold, which is essential for synthesizing novel active pharmaceutical ingredients (APIs) with targeted biological activity. This compound is primarily needed by research institutions and pharmaceutical manufacturers engaged in the development of new therapeutic agents, particularly in areas requiring complex nitrogen and sulfur-containing heterocycles.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and anti-infective therapies.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its heterocyclic structure for bioactivity.
• Material Science: Serves as a precursor for organic electronic materials and functional dyes due to its conjugated system.
• Academic & R&D: A valuable reagent for medicinal chemistry research, structure-activity relationship (SAR) studies, and library synthesis.
• Chemical Synthesis: Employed in complex organic synthesis to construct fused ring systems for various specialty chemicals.

Basic Information

Product Name	1H-Thieno[3,4-C]Pyrazol-3-Amine,4,6-Dihydro-(9Ci)
CAS No.	901771-45-7
Molecular Formula	C5H5N3S
Molecular Weight	139.18 g/mol
Synonyms	4,6-Dihydro-1H-thieno[3,4-c]pyrazol-3-amine; 1H-Thieno[3,4-c]pyrazol-3-amine, 4,6-dihydro-; 4,6-Dihydro-1H-thieno[3,4-c]pyrazol-3-ylamine; Thieno[3,4-c]pyrazol-3-amine, 4,6-dihydro-1H-; 901771-45-7; 3-Amino-4,6-dihydro-1H-thieno[3,4-c]pyrazole
EINECS	Contact for details

Quality Control

Our 1H-Thieno[3,4-C]Pyrazol-3-Amine,4,6-Dihydro-(9Ci) is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, NMR, and MS, to confirm identity and purity. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality attributes. We support cGMP standards for pharmaceutical applications, ensuring reliable supply and traceability for our global partners.

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). Keep away from incompatible materials such as strong oxidizing agents. For long-term storage, consider storing under an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	Off-white to light yellow 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.