Description

Carbamic Acid, (1-Methylpropyl)-, 1,1-Dimethylethyl Ester, (R)- (9Ci) is a chiral carbamate derivative of significant interest in advanced organic synthesis. This compound matters as a versatile and protected chiral building block, enabling the stereoselective construction of complex molecules with high enantiomeric purity. Pharmaceutical research and development laboratories need it for the synthesis of active pharmaceutical ingredients (APIs), agrochemicals, and other fine chemicals where the (R)-configuration is critical for biological activity.

Application

• Chiral Intermediate in Pharmaceutical Synthesis: A key precursor for the development of enantiomerically pure drugs, particularly in central nervous system (CNS) and cardiovascular therapeutic areas.
• Agrochemical Research: Used in the synthesis of chiral pesticides and herbicides, where specific stereochemistry can enhance efficacy and reduce environmental impact.
• Asymmetric Catalysis & Ligand Preparation: Serves as a starting material for synthesizing chiral ligands and catalysts used in asymmetric hydrogenation and other enantioselective transformations.
• Peptidomimetics & Bioactive Molecule Construction: Employed to introduce the (R)-sec-butylamine moiety or protected amino functionalities into peptide analogs and other bioactive scaffolds.
• Material Science Research: Potential monomer or modifier in the synthesis of specialized polymers with chiral centers for advanced material properties.

Basic Information

Product Name	Carbamic Acid, (1-Methylpropyl)-, 1,1-Dimethylethyl Ester, (R)- (9Ci)
CAS No.	129991-09-9
Molecular Formula	C9H19NO2
Molecular Weight	173.25 g/mol
Synonyms	(R)-N-tert-Butoxycarbonyl-2-aminobutane; (R)-N-Boc-2-aminobutane; (R)-tert-Butyl (1-methylpropyl)carbamate; (R)-N-Boc-sec-butylamine; (R)-2-Butylcarbamic acid tert-butyl ester; (R)-1,1-Dimethylethyl N-(1-methylpropyl)carbamate; (R)-N-(sec-Butyl)carbamic acid tert-butyl ester
EINECS	Contact for details

Quality Control

Our Carbamic Acid, (1-Methylpropyl)-, 1,1-Dimethylethyl Ester, (R)- (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high chemical and enantiomeric purity, meeting the stringent requirements of research and process development. Certificates of Analysis (COA) providing detailed specifications for identity, assay, chiral purity, and impurities are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). This material is moisture-sensitive (hygroscopic); keep the container tightly sealed under an inert atmosphere such as nitrogen or argon to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Water Content (KF)	≤ 0.5%

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