Description

Carbamic Acid, (2-Ethynylphenyl)-, Ethyl Ester (9Ci) is a specialized organic building block featuring a carbamate group and an ethynylphenyl moiety. This compound is valued for its role as a versatile intermediate in advanced organic synthesis, particularly in constructing complex molecular architectures. It is primarily sought by research and development teams in the pharmaceutical and agrochemical sectors for applications in medicinal chemistry and material science.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), especially those targeting neurological and oncological pathways.
• Agrochemical Research: Used in the development of new generation herbicides, fungicides, and plant growth regulators.
• Material Science: Acts as a monomer or cross-linking agent in the production of specialty polymers and advanced functional materials.
• Chemical Synthesis: Employed in palladium-catalyzed cross-coupling reactions, such as Sonogashira couplings, due to the presence of the alkyne functional group.
• Ligand & Catalyst Development: Utilized for constructing complex organic ligands used in homogeneous catalysis.
• Life Science Research: Functions as a biochemical probe or a labeling reagent in proteomics and bio-conjugation studies.

Basic Information

Product Name	Carbamic Acid, (2-Ethynylphenyl)-, Ethyl Ester (9Ci)
CAS No.	148550-52-1
Molecular Formula	C11H11NO2
Molecular Weight	189.21 g/mol
Synonyms	Ethyl (2-ethynylphenyl)carbamate; 2-Ethynylphenylcarbamic acid ethyl ester; N-(2-Ethynylphenyl)carbamic acid ethyl ester; Carbamic acid, N-(2-ethynylphenyl)-, ethyl ester; (2-Ethynylphenyl)carbamic Acid Ethyl Ester
EINECS	Contact for details

Quality Control

Our Carbamic Acid, (2-Ethynylphenyl)-, Ethyl Ester (9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high purity and batch-to-batch consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flames. For long-term storage, consider storing under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.