Description

Carbamic Acid, (2-Chloro-3-Butynyl)-, Ethyl Ester (9Ci) is a specialized organic building block featuring a unique combination of a carbamate ester group, a chloro substituent, and a terminal alkyne. This molecular architecture makes it a valuable intermediate for the synthesis of more complex molecules, particularly in pharmaceutical and agrochemical research. It is primarily sought after by R&D chemists and process development scientists working on novel active ingredients. The compound, identified by CAS number 107445-07-8, offers a versatile handle for further functionalization through its reactive sites.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of new drug candidates, particularly those requiring carbamate or acetylene functionalities.
• Agrochemical Synthesis: Used in the production pathway for advanced herbicides, fungicides, and insecticides, leveraging its reactive chloro and alkyne groups.
• Organic Synthesis Building Block: Employed in academic and industrial laboratories for constructing complex heterocycles and other organic frameworks via click chemistry or cross-coupling reactions.
• Material Science Research: Acts as a monomer or precursor in the development of specialty polymers and functional materials.
• Chemical Biology Probes: Utilized in the synthesis of molecular probes and tags due to the bio-conjugatable alkyne moiety.

Basic Information

Product Name	Carbamic Acid, (2-Chloro-3-Butynyl)-, Ethyl Ester (9Ci)
CAS No.	107445-07-8
Molecular Formula	C7H10ClNO2
Molecular Weight	175.61 g/mol
Synonyms	Ethyl (2-Chloro-3-butynyl)carbamate; 2-Chloro-3-butynylcarbamic Acid Ethyl Ester; N-(2-Chloro-3-butynyl)carbamic Acid Ethyl Ester; (2-Chloro-but-3-ynyl)-carbamic acid ethyl ester; Urethane, (2-chloro-3-butynyl)-, ethyl ester
EINECS	Contact for details

Quality Control

Our Carbamic Acid, (2-Chloro-3-Butynyl)-, Ethyl Ester (9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications such as assay (by HPLC), impurity profile, and physical characteristics are provided and available upon request. We support compliance with relevant regulatory frameworks for research and industrial use.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. The compound may be sensitive to moisture; handle and store under inert atmosphere if specified for high-purity grades.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 1.0%
Total Impurities	≤ 3.0%

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