Description

Carbamic Acid, (2-Mercapto-1,1-Dimethylethyl)-, 1,1-Dimethylethyl Ester (9Ci) is a specialized organosulfur compound featuring a protected mercaptan (thiol) group, making it a valuable intermediate in advanced organic synthesis. This compound is particularly significant for its role in the development of pharmaceuticals and agrochemicals, where it serves as a key building block for introducing sulfur-containing functional groups. It is primarily needed by research and development laboratories, fine chemical manufacturers, and companies specializing in active pharmaceutical ingredient (API) production.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for drugs targeting neurological and metabolic disorders.
• Agrochemical Synthesis: Used in the research and production of novel pesticides, herbicides, and fungicides where the thiol moiety is essential for biological activity.
• Peptide Chemistry & Bioconjugation: Serves as a protected thiol reagent for the site-specific modification of peptides, proteins, and other biomolecules.
• Polymer Additive Precursor: Acts as an intermediate in the manufacture of specialty polymer additives, such as antioxidants and stabilizers.
• Material Science Research: Employed in the development of novel materials, including self-assembled monolayers (SAMs) and functionalized surfaces.
• Chemical Research & Development: A versatile reagent for exploring new synthetic pathways and creating complex sulfur-containing molecular architectures in academic and industrial R&D settings.

Basic Information

Product Name	Carbamic Acid, (2-Mercapto-1,1-Dimethylethyl)-, 1,1-Dimethylethyl Ester (9Ci)
CAS No.	134362-19-9
Molecular Formula	C9H19NO2S
Molecular Weight	205.32 g/mol
Synonyms	tert-Butyl (2-mercapto-2-methylpropyl)carbamate; N-(tert-Butoxycarbonyl)-2-methyl-2-propanethiol; Boc-Cys(t-Bu)-OH derivative; 2-Methyl-2-[(tert-butoxycarbonyl)amino]propane-1-thiol; (2-Mercapto-1,1-dimethylethyl)carbamic acid tert-butyl ester; tert-Butyl N-(2-mercapto-2-methylpropyl)carbamate; Boc-β-tert-butylcysteinol; Protected tert-butylthiol reagent
EINECS	Contact for details

Quality Control

Our Carbamic Acid, (2-Mercapto-1,1-Dimethylethyl)-, 1,1-Dimethylethyl Ester is produced under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of research and fine chemical synthesis. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with each shipment and are available upon request.

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). This product is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept tightly sealed and under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to prevent degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 10 ppm
Residual Solvents (GC)	Meets ICH guidelines
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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