Description

Benzo[B]Thiophene-2-Carboxylic Acid, 5-Ethyl-4,5,6,7-Tetrahydro-, Hydrazide (9Ci) is a specialized heterocyclic building block of significant interest in advanced organic synthesis. Its core value lies in its functional hydrazide group and tetrahydrobenzothiophene scaffold, making it a versatile precursor for constructing complex molecular architectures. This compound is primarily needed by research and development chemists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and intermediates.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing specific receptor-binding activities.
• Agrochemical Research: Used in the development of new herbicides, fungicides, or insecticides, leveraging its heterocyclic structure for bioactivity.
• Chemical Synthesis Building Block: The reactive hydrazide moiety enables its use in the preparation of hydrazones, azoles, and other nitrogen-containing heterocycles.
• Material Science Research: Potential application as an organic ligand or monomer in the development of specialized polymers or coordination complexes.
• Academic & Contract Research: Utilized in university and CRO laboratories for methodological studies and the exploration of new synthetic pathways.

Basic Information

Product Name	Benzo[B]Thiophene-2-Carboxylic Acid, 5-Ethyl-4,5,6,7-Tetrahydro-, Hydrazide (9Ci)
CAS No.	790263-70-6
Molecular Formula	C11H16N2OS
Molecular Weight	224.32 g/mol
Synonyms	5-Ethyl-4,5,6,7-tetrahydro-1-benzothiophene-2-carbohydrazide; 5-Ethyl-4,5,6,7-tetrahydrobenzo[b]thiophene-2-carboxylic acid hydrazide; 5-Ethyl-4,5,6,7-tetrahydro-2-benzothiophenecarboxylic acid hydrazide; 790263-70-6; Benzo[b]thiophene-2-carboxylic acid, 5-ethyl-4,5,6,7-tetrahydro-, hydrazide; 5-Ethyl-4,5,6,7-tetrahydrobenzo[b]thiophene-2-carbohydrazide
EINECS	Contact for details

Quality Control

Our Benzo[B]Thiophene-2-Carboxylic Acid, 5-Ethyl-4,5,6,7-Tetrahydro-, Hydrazide (9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (NMR, IR), to ensure consistent quality and reliable performance in your synthetic applications. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Due to its sensitivity, the container should be kept 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)	Conforms to 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.