Description

Benzo[B]Thiophene-2-Carboxylic Acid, 4,5,6,7-Tetrahydro-5-Methyl-, Hydrazide (9Ci) is a high-purity, specialized heterocyclic building block of significant interest in advanced organic synthesis. This compound, with CAS number 777880-70-3, is valued for its unique molecular scaffold, which serves as a critical precursor in the development of novel pharmacologically active molecules. It is primarily utilized by research institutions and pharmaceutical companies engaged in medicinal chemistry, agrochemical research, and materials science for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Medicinal Chemistry Research: Used as a versatile building block for constructing fused heterocyclic systems in structure-activity relationship (SAR) studies and lead optimization.
• Agrochemical Synthesis: Serves as a precursor in the development of novel pesticides and herbicides, leveraging its unique benzo[b]thiophene core.
• Organic Electronic Materials: Investigated as a potential component in the synthesis of organic semiconductors and charge-transport materials due to its electron-rich heterocyclic structure.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying enzyme function and biological pathways.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for the production of bespoke compounds and advanced intermediates.

Basic Information

Product Name	Benzo[B]Thiophene-2-Carboxylic Acid, 4,5,6,7-Tetrahydro-5-Methyl-, Hydrazide (9Ci)
CAS No.	777880-70-3
Molecular Formula	C11H14N2OS
Molecular Weight	222.31 g/mol
Synonyms	4,5,6,7-Tetrahydro-5-methylbenzo[b]thiophene-2-carbohydrazide; 5-Methyl-4,5,6,7-tetrahydro-1-benzothiophene-2-carbohydrazide; 5-Methyl-4,5,6,7-tetrahydrobenzo[b]thiophene-2-carboxylic acid hydrazide; Tetrahydro-5-methylbenzo[b]thiophene-2-carbohydrazide; Benzo[b]thiophene-2-carboxylic acid, 4,5,6,7-tetrahydro-5-methyl-, hydrazide
EINECS	Contact for details

Quality Control

Our Benzo[B]Thiophene-2-Carboxylic Acid, 4,5,6,7-Tetrahydro-5-Methyl-, Hydrazide (9Ci) is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity suitable for research and development applications. All materials are 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 each shipment to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its sensitivity, the material should be stored under an inert atmosphere (e.g., nitrogen or argon) to prevent oxidation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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