Description

2-Thiophenecarboxylic Acid, 5-(Isopropylidenehydrazino)-4-Nitro- (7Ci) is a specialized heterocyclic building block featuring a nitro-substituted thiophene core with a reactive hydrazone functional group. This compound matters for its role as a versatile intermediate in advanced organic synthesis, enabling the construction of complex molecular architectures. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and infectious diseases.
• Agrochemical Research: Used in developing new classes of herbicides, fungicides, and insecticides with unique modes of action.
• Material Science: Serves as a monomer or functionalizing agent for creating conductive polymers and advanced organic electronic materials.
• Chemical Synthesis: A versatile building block for constructing complex heterocyclic compounds, dyes, and pigments.
• Academic & Industrial R&D: Essential for methodological studies in organic chemistry and for exploring new reaction pathways.

Basic Information

Product Name	2-Thiophenecarboxylic Acid, 5-(Isopropylidenehydrazino)-4-Nitro- (7Ci)
CAS No.	92660-65-6
Molecular Formula	C9H9N3O4S
Molecular Weight	255.25 g/mol
Synonyms	5-(Isopropylidenehydrazino)-4-nitro-2-thiophenecarboxylic acid; 4-Nitro-5-(propan-2-ylidenehydrazinyl)thiophene-2-carboxylic acid; 2-Thiophenecarboxylic acid, 5-(isopropylidenehydrazino)-4-nitro-; 5-(2-Propan-2-ylidenehydrazinyl)-4-nitrothiophene-2-carboxylic acid; 92660-65-6; 4-Nitro-5-[(propan-2-ylidene)amino]thiophene-2-carboxylic acid
EINECS	Contact for details

Quality Control

Our 2-Thiophenecarboxylic Acid, 5-(Isopropylidenehydrazino)-4-Nitro- (7Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity (typically ≥95% by HPLC), physical characteristics, and impurity profiles is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This compound is easily oxidized; for long-term storage, consider keeping under an inert atmosphere such as nitrogen or argon. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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