Description

Benzo[B]Thiophene-2-Carboxylic Acid, 3-Chloro-6-Fluoro-, 2-[(4-Chloro-3-Nitrophenyl)Amino]-2-Oxoethyl Ester (9Ci) is a high-value, multi-functionalized heterocyclic building block designed for advanced synthetic chemistry. This compound is critical for research and development in life sciences, offering a complex molecular scaffold for creating novel active compounds. It is primarily sought after by pharmaceutical R&D teams and fine chemical manufacturers engaged in the synthesis of new chemical entities and complex intermediates.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the research and synthesis of novel drug candidates, particularly in therapeutic areas requiring complex heterocyclic cores.
• Agrochemical Research: Used in the development of new active ingredients for crop protection products, leveraging its halogenated benzothiophene structure.
• Material Science: Acts as a specialized monomer or additive in the research of advanced polymers and organic electronic materials.
• Chemical Synthesis: Employed as a versatile building block in academic and industrial organic chemistry for constructing complex molecular architectures.
• Dye & Pigment Intermediate: Utilized in the development of specialized colorants and functional dyes due to its nitro and aromatic amine functionalities.

Basic Information

Product Name	Benzo[B]Thiophene-2-Carboxylic Acid, 3-Chloro-6-Fluoro-, 2-[(4-Chloro-3-Nitrophenyl)Amino]-2-Oxoethyl Ester (9Ci)
CAS No.	587835-36-7
Molecular Formula	C17H9Cl2FN2O4S
Molecular Weight	427.23 g/mol
Synonyms	3-Chloro-6-fluorobenzo[b]thiophene-2-carboxylic acid 2-[(4-chloro-3-nitrophenyl)amino]-2-oxoethyl ester; 2-[(4-Chloro-3-nitrophenyl)carbamoyl]methyl 3-chloro-6-fluorobenzo[b]thiophene-2-carboxylate; 587835-36-7; 3-Chloro-6-fluoro-benzo[b]thiophene-2-carboxylic acid (4-chloro-3-nitro-phenylcarbamoyl)-methyl ester; Glycine, N-(4-chloro-3-nitrophenyl)-, 2-(3-chloro-6-fluorobenzo[b]thien-2-yl)-2-oxoethyl ester
EINECS	Contact for details

Quality Control

Our production of Benzo[B]Thiophene-2-Carboxylic Acid, 3-Chloro-6-Fluoro-, 2-[(4-Chloro-3-Nitrophenyl)Amino]-2-Oxoethyl Ester (9Ci) adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via NMR and mass spectrometry, to ensure it meets exacting R&D standards. Certificates of Analysis (COA) with detailed chromatographic data are provided to guarantee traceability and batch-to-batch consistency for your critical projects.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). This compound may be light-sensitive and should be handled under appropriate conditions to maintain stability.

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%

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