Description

Cycloocta[B]Thiophene-3-Carboxylic Acid, 2-[[[2-(Benzo[B]Thien-3-Ylcarbonyl)Hydrazino]Thioxomethyl]Amino]-4,5,6,7,8,9-Hexahydro-, Ethyl Ester (9Ci) is a sophisticated heterocyclic organic compound featuring a complex fused thiophene and benzo[b]thiophene core structure. This compound is of significant interest as a key synthetic intermediate and a potential building block for advanced materials research. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical and agrochemical sectors. The molecule's unique architecture makes it valuable for exploring novel chemical spaces and developing new functional materials.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and anti-infective targets.
• Agrochemical Research: Used as a building block for developing new active ingredients with potential herbicidal, fungicidal, or insecticidal properties.
• Organic Electronics: Investigated as a potential component or dopant in the development of organic semiconductors, OLEDs, and photovoltaic materials due to its extended conjugated system.
• Material Science: Acts as a monomer or functional additive in the synthesis of specialty polymers and advanced organic frameworks.
• Chemical Biology: Employed as a probe or ligand in the study of biological targets and enzyme inhibition.
• Academic & Industrial R&D: Essential for method development and exploratory chemistry in both university and corporate research laboratories.

Basic Information

Product Name	Cycloocta[B]Thiophene-3-Carboxylic Acid, 2-[[[2-(Benzo[B]Thien-3-Ylcarbonyl)Hydrazino]Thioxomethyl]Amino]-4,5,6,7,8,9-Hexahydro-, Ethyl Ester (9Ci)
CAS No.	590351-06-7
Molecular Formula	C24H25N3O3S2
Molecular Weight	467.60 g/mol
Synonyms	Ethyl 2-[[[2-(benzo[b]thiophene-3-carbonyl)hydrazinyl]thioxomethyl]amino]-4,5,6,7,8,9-hexahydrocycloocta[b]thiophene-3-carboxylate; 2-(((2-(Benzo[b]thiophene-3-carbonyl)hydrazineylidene)methyl)amino)-4,5,6,7,8,9-hexahydrocycloocta[b]thiophene-3-carboxylic acid ethyl ester; 590351-06-7; Cycloocta[b]thiophene-3-carboxylic acid, 2-[[[2-(3-benzothienylcarbonyl)hydrazino]thioxomethyl]amino]-4,5,6,7,8,9-hexahydro-, ethyl ester; A complex thiophene-carbohydrazide derivative.
EINECS	Contact for details

Quality Control

Our production of Cycloocta[B]Thiophene-3-Carboxylic Acid, 2-[[[2-(Benzo[B]Thien-3-Ylcarbonyl)Hydrazino]Thioxomethyl]Amino]-4,5,6,7,8,9-Hexahydro-, Ethyl Ester (9Ci) adheres to stringent GMP and ISO 9001 guidelines to ensure batch-to-batch consistency and traceability. Every lot undergoes comprehensive analytical characterization, including HPLC for purity, NMR, and MS for structural confirmation. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting all critical quality attributes. We support custom synthesis with specifications tailored to your specific R&D or scale-up requirements.

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). The compound may be sensitive to prolonged exposure to moisture and air; for long-term storage, consider an inert atmosphere. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Off-white to light yellow 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%
Heavy Metals	≤ 20 ppm
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 3.0%

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