Description

8-Chloro-4H-Thieno[3,2-C]Chromene-2-Carbohydrazide is a high-purity, heterocyclic organic compound featuring a fused thienochromene core, serving as a critical advanced intermediate in modern synthetic chemistry. Its unique molecular architecture, combining chlorinated, heterocyclic, and carbohydrazide functionalities, makes it a valuable building block for the development of novel active pharmaceutical ingredients (APIs) and specialty agrochemicals. This compound is primarily sought by research institutions and industrial R&D departments focused on medicinal chemistry, material science, and fine chemical synthesis.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly for therapeutic areas requiring complex heterocyclic scaffolds.
• Agrochemical Research: Used in the development of new-generation pesticides and herbicides, leveraging its bioactive core structure.
• Material Science: Acts as a monomer or functional additive in the research of advanced organic electronic materials and polymers.
• Academic & Industrial R&D: Serves as a standard or starting material for method development and exploratory synthesis in organic chemistry laboratories.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying biological pathways and target engagement.

Basic Information

Product Name	8-Chloro-4H-Thieno[3,2-C]Chromene-2-Carbohydrazide
CAS No.	925005-52-3
Molecular Formula	C₁₂H₇ClN₂O₂S
Molecular Weight	278.71 g/mol
Synonyms	8-Chloro-4H-thieno[3,2-c]chromene-2-carbohydrazide; 8-Chloro-4H-thieno[3,2-c]chromene-2-carboxylic acid hydrazide; 925005-52-3; Thieno[3,2-c]chromene-2-carbohydrazide, 8-chloro-4H-; 8-Chloro-4H-thieno[3,2-c]chromen-2-yl)carbohydrazine; 8-Chloro-4H-thieno[3,2-c]chromene-2-carbohydrazine
EINECS	Contact for details

Quality Control

Our production of 8-Chloro-4H-Thieno[3,2-C]Chromene-2-Carbohydrazide adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory documentation needs.

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 to be easily oxidized, it is recommended to store the material under an inert atmosphere (e.g., nitrogen or argon) for long-term stability. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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