Description

Carbamic Acid, [(1R)-1,2-Dimethylpropyl]-, 1,1-Dimethylethyl Ester (9Ci) is a high-purity, chiral carbamate derivative serving as a critical building block in advanced organic synthesis. This compound is valued for its role in constructing complex molecular architectures, particularly in the development of active pharmaceutical ingredients (APIs) and specialty agrochemicals. It is essential for research and production facilities focused on stereoselective synthesis and fine chemical manufacturing.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the synthesis of novel therapeutic agents, including protease inhibitors and other small molecule drugs.
• Agrochemical Research: Used in the development of enantiomerically pure pesticides and herbicides, where specific stereochemistry is crucial for bioactivity.
• Asymmetric Synthesis: Employed as a building block in catalytic asymmetric reactions to introduce the (1R)-1,2-dimethylpropyl moiety.
• Peptidomimetics & Prodrug Design: Functions as a protective group or as an integral component in the design of peptide analogs and prodrug formulations.
• Material Science Research: Investigated as a monomer or precursor for specialized polymers with potential applications in chiral separation media.

Basic Information

Product Name	Carbamic Acid, [(1R)-1,2-Dimethylpropyl]-, 1,1-Dimethylethyl Ester (9Ci)
CAS No.	293305-73-4
Molecular Formula	C11H23NO2
Molecular Weight	201.31 g/mol
Synonyms	tert-Butyl (1R)-1,2-dimethylpropylcarbamate; (R)-tert-Butyl (1,2-dimethylpropyl)carbamate; N-(tert-Butoxycarbonyl)-L-valine methyl analog; BOC-(R)-1,2-Dimethylpropylamine; (R)-1,2-Dimethylpropyl carbamic acid tert-butyl ester; tert-Butyl N-[(1R)-1,2-dimethylpropyl]carbamate
EINECS	Contact for details

Quality Control

Our Carbamic Acid, [(1R)-1,2-Dimethylpropyl]-, 1,1-Dimethylethyl Ester (9Ci) is manufactured under strict quality management systems. Each batch is subjected to comprehensive analytical testing, including chiral purity verification by HPLC, to ensure it meets the high standards required for pharmaceutical and fine chemical applications. A Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). This material is moisture-sensitive; keep the container tightly sealed under an inert atmosphere if specified.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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