Description

Carbamic Acid,(3,4-Difluorophenyl)-, Ethyl Ester (9Ci) is a specialized organic building block of significant interest in advanced chemical synthesis. This compound matters as a key intermediate for constructing complex molecules with precise fluorine substitution, which is critical for modulating biological activity and physicochemical properties. It is primarily needed by research and development teams in the pharmaceutical and agrochemical industries for the creation of new active ingredients.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those targeting central nervous system (CNS) disorders and metabolic diseases.
• Agrochemical Research: Serves as a key precursor in the development of new-generation herbicides and fungicides, where the difluorophenyl moiety enhances lipophilicity and systemic activity.
• Material Science: Used in the research of advanced polymers and liquid crystals, where its structure can impart specific thermal and optical properties.
• Organic Synthesis: Employed as a versatile reagent in palladium-catalyzed cross-coupling reactions and other transformations to introduce functionalized aromatic systems.

Basic Information

Product Name	Carbamic Acid,(3,4-Difluorophenyl)-, Ethyl Ester (9Ci)
CAS No.	2145-85-9
Molecular Formula	C9H9F2NO2
Molecular Weight	201.17 g/mol
Synonyms	Ethyl (3,4-Difluorophenyl)carbamate; 3,4-Difluorophenylcarbamic Acid Ethyl Ester; Urethane, (3,4-difluorophenyl)-; Ethyl N-(3,4-Difluorophenyl)carbamate; Carbamic acid, N-(3,4-difluorophenyl)-, ethyl ester; UNII-9J8T9Q6M6R
EINECS	Contact for details

Quality Control

Our Carbamic Acid,(3,4-Difluorophenyl)-, Ethyl Ester (9Ci) is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and scale-up applications. Certificates of Analysis (COA) with detailed chromatographic data are available for every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong acids, organic solvents, fluorides, and strong alkalis. The container must be kept tightly closed in a dry and well-ventilated place.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.