Description

Benzo[B]Thiophene-3-Carboxylic Acid, 4,5,6,7-Tetrahydro-6-Methyl-, Hydrazide (9Ci) is a high-purity, advanced pharmaceutical intermediate with a complex heterocyclic structure. This compound is valued for its role as a critical building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring sophisticated molecular scaffolds. It is primarily sought by research institutions and pharmaceutical manufacturers engaged in drug discovery and process development for central nervous system (CNS) and metabolic disorder targets.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting neurological and psychiatric disorders.
• Organic Synthesis Building Block: Used in research-scale and pilot-scale organic chemistry for constructing complex fused-ring systems containing thiophene and hydrazide functionalities.
• Agrochemical Research: Serves as a starting material for developing new crop protection agents and pesticides with specific biological activity.
• Material Science Research: Investigated for its potential in creating novel organic electronic materials or ligands for catalytic systems.
• Bioconjugation Chemistry: The reactive hydrazide group can be utilized for coupling with aldehydes or ketones in bioconjugation applications.

Basic Information

Product Name	Benzo[B]Thiophene-3-Carboxylic Acid, 4,5,6,7-Tetrahydro-6-Methyl-, Hydrazide (9Ci)
CAS No.	438211-60-0
Molecular Formula	C11H14N2OS
Molecular Weight	222.31 g/mol
Synonyms	4,5,6,7-Tetrahydro-6-methylbenzo[b]thiophene-3-carboxylic acid hydrazide; 6-Methyl-4,5,6,7-tetrahydro-1-benzothiophene-3-carbohydrazide; Tetrahydro-6-methylbenzo[b]thiophene-3-carboxylic acid hydrazide; Benzo[b]thiophene-3-carboxylic acid, 4,5,6,7-tetrahydro-6-methyl-, hydrazide; 438211-60-0; 6-Methyl-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carbohydrazide
EINECS	Contact for details

Quality Control

Our Benzo[B]Thiophene-3-Carboxylic Acid, 4,5,6,7-Tetrahydro-6-Methyl-, Hydrazide (9Ci) is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (NMR, IR, MS), to ensure it meets the stringent requirements for pharmaceutical R&D. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting batch-specific results.

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 sensitivity to oxidation, it is recommended to store the product under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 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.