Description

Hydrazinecarboxylic Acid, (Dihydro-2(3H)-Thienylidene)-, Ethyl Ester (9Ci) is a specialized heterocyclic organic compound that serves as a valuable synthetic intermediate. Its molecular architecture, featuring both hydrazinecarboxylic ester and dihydrothiophene moieties, makes it a versatile building block for constructing complex molecules. This compound is primarily sought after by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients. Its controlled reactivity profile enables precise modifications in advanced chemical synthesis.

Application

• Pharmaceutical Intermediate: 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 as a building block for developing new herbicides, fungicides, or insecticides with unique modes of action.
• Material Science: Potential monomer or cross-linking agent in the development of specialty polymers with tailored thermal or electronic properties.
• Chemical Synthesis: Serves as a versatile reagent for introducing the (Dihydro-2(3H)-Thienylidene)hydrazinecarboxylate scaffold into more complex molecular frameworks.
• Academic & R&D: Employed in university and corporate research laboratories for methodological studies and exploring new reaction pathways in heterocyclic chemistry.

Basic Information

Item	Details
Product Name	Hydrazinecarboxylic Acid, (Dihydro-2(3H)-Thienylidene)-, Ethyl Ester (9Ci)
CAS No.	192879-26-8
Molecular Formula	C7H10N2O2S
Molecular Weight	186.23 g/mol
Synonyms	Ethyl (dihydro-2(3H)-thienylidene)hydrazinecarboxylate; (Dihydro-2(3H)-thienylidene)hydrazinecarboxylic acid ethyl ester; 2,3-Dihydrothiophen-2-ylideneamino-carbamic acid ethyl ester; Carbamic acid, N-[(2,3-dihydro-2-thienylidene)amino]-, ethyl ester (9CI); Ethyl N-[(2,3-dihydrothiophen-2-ylidene)amino]carbamate
EINECS	Contact for details

Quality Control

Our production of Hydrazinecarboxylic Acid, (Dihydro-2(3H)-Thienylidene)-, Ethyl Ester adheres to stringent in-process controls to ensure batch-to-batch consistency and high purity. Each lot is fully characterized using advanced analytical techniques including HPLC, GC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment, ensuring full traceability and compliance with research-grade material standards.

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 material is easily oxidized and should be handled under an inert atmosphere for long-term storage. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
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.