Description

Carbamic Acid, (1-Methyl-3-Oxo-1-Butenyl)-, Ethyl Ester (9Ci) is a specialized organic compound belonging to the class of carbamate esters, serving as a versatile building block in advanced chemical synthesis. This high-purity intermediate is critical for ensuring consistent reaction outcomes and final product quality in research and industrial-scale manufacturing. It is primarily sought after by pharmaceutical R&D laboratories and fine chemical producers for the development of novel active ingredients and complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly for constructing complex heterocyclic frameworks.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, where its specific structure contributes to biological activity.
• Organic Synthesis Building Block: Employed in academic and industrial laboratories for constructing complex molecules via reactions such as Michael additions or cyclizations.
• Material Science Research: Investigated as a monomer or precursor for specialty polymers and functional materials with tailored properties.
• Chemical Reference Standard: Serves as a high-purity analytical standard for quality control and method development in analytical chemistry.

Basic Information

Item	Details
Product Name	Carbamic Acid, (1-Methyl-3-Oxo-1-Butenyl)-, Ethyl Ester (9Ci)
CAS No.	91024-63-4
Molecular Formula	C9H15NO3
Molecular Weight	185.22 g/mol
Synonyms	Ethyl (1-Methyl-3-oxo-1-butenyl)carbamate; 3-Buten-2-one, 1-[(ethoxycarbonyl)amino]-3-methyl-; 1-[(Ethoxycarbonyl)amino]-3-methyl-3-buten-2-one; (1-Methyl-3-oxo-1-butenyl)carbamic acid ethyl ester; Acetylvinylcarbamic acid ethyl ester (related); N-(1-Methyl-3-oxobut-1-enyl)carbamic acid ethyl ester
EINECS	Contact for details

Quality Control

Our production of Carbamic Acid, (1-Methyl-3-Oxo-1-Butenyl)-, Ethyl Ester adheres to stringent internal quality protocols to ensure batch-to-batch consistency and high purity. Each lot is fully characterized and undergoes rigorous analytical testing. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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