Description

Carbamic Acid, n-?[[(Difluoro-?λ4-?Sulfanylidene)?Amino]?Carbonyl]?-?, Methyl Ester (CAS NO 958991-82-7) is a specialized fluorinated carbamate derivative, a high-value intermediate of significant interest in advanced chemical synthesis. Its unique structure, featuring a difluorosulfanylideneamino-carbonyl moiety, makes it a critical building block for constructing complex molecules with tailored properties. This compound is primarily sought after by research and development teams in the pharmaceutical and agrochemical sectors for the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those requiring fluorinated motifs for enhanced metabolic stability and bioavailability.
• Agrochemical Research: Used in the development of next-generation herbicides, fungicides, and insecticides where the introduction of fluorine atoms can improve efficacy and environmental profile.
• Advanced Material Science: Acts as a monomer or functionalizing agent in the creation of specialty polymers and coatings with unique surface properties.
• Chemical Biology & Proteomics: Employed as a reactive handle or probe in the study of biological systems and enzyme activity.
• Organic Synthesis: A versatile reagent for introducing carbamate and fluorinated sulfur-nitrogen functional groups into complex molecular architectures.

Basic Information

Item	Detail
Product Name	Carbamic Acid, n-?[[(Difluoro-?λ4-?Sulfanylidene)?Amino]?Carbonyl]?-?, Methyl Ester
CAS No.	958991-82-7
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Methyl N-[(difluoro-λ⁴-sulfanylidene)carbamoyl]carbamate; Carbamic acid, N-[(difluoro-λ⁴-sulfanylidene)amino]carbonyl]-, methyl ester; Difluorosulfanylideneamino-carbonyl carbamic acid methyl ester; Methyl (difluorosulfanylidene)carbamoylcarbamate; 958991-82-7
EINECS	Contact for details

Quality Control

Our Carbamic Acid, n-?[[(Difluoro-?λ4-?Sulfanylidene)?Amino]?Carbonyl]?-?, Methyl Ester is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your R&D and quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (typically 15-25°C). This material is likely moisture-sensitive (hygroscopic) and should be handled under an inert atmosphere for long-term stability. Keep away from strong acids, bases, and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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