Description

Carbamic Acid, [(1S)-1-Formylbutyl]-, 1,1-Dimethylethyl Ester (9Ci) is a specialized chiral building block of significant interest in advanced organic synthesis. This compound matters for its role as a key intermediate in the production of complex, biologically active molecules, where its stereochemistry and functional groups enable precise chemical transformations. Pharmaceutical research and development laboratories need this high-purity intermediate for constructing novel active pharmaceutical ingredients (APIs) and other fine chemicals.

Application

• Pharmaceutical Intermediate: A critical chiral synthon in the multi-step synthesis of potential drug candidates, particularly in medicinal chemistry programs.
• Peptidomimetic Research: Used in the design and synthesis of peptide analogs and protease inhibitors due to its carbamate and formyl functionalities.
• Asymmetric Synthesis: Serves as a starting material or intermediate in stereoselective reactions to introduce specific chiral centers into target molecules.
• Agrochemical Development: Employed in the research phase for creating novel, enantiomerically pure pesticides or herbicides.
• Chemical Biology Probes: Utilized in the construction of molecular probes for studying enzyme mechanisms and biological pathways.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for client-specific synthesis projects requiring high-purity chiral intermediates.

Basic Information

Product Name	Carbamic Acid, [(1S)-1-Formylbutyl]-, 1,1-Dimethylethyl Ester (9Ci)
CAS No.	160801-74-1
Molecular Formula	C10H19NO3
Molecular Weight	201.26 g/mol
Synonyms	(S)-tert-Butyl (1-formylbutyl)carbamate; N-[(1S)-1-Formylbutyl]carbamic Acid 1,1-Dimethylethyl Ester; tert-Butyl N-[(1S)-1-formylpentyl]carbamate; (S)-tert-Butyl (1-oxopentyl)carbamate; BOC-L-Homoserinal tert-Butyl Ether; BOC-Hse(For)-OtBu; (S)-2-((tert-Butoxycarbonyl)amino)pentanal
EINECS	Contact for details

Quality Control

Our Carbamic Acid, [(1S)-1-Formylbutyl]-, 1,1-Dimethylethyl Ester (9Ci) is manufactured under strict quality systems. Each batch undergoes rigorous analytical testing, including chiral purity verification by HPLC, to ensure compliance with exacting R&D and process chemistry standards. Certificates of Analysis (COA) detailing identity, purity, and enantiomeric excess are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C in a dry, cool, and well-ventilated place. Allow the container to reach room temperature before opening to minimize moisture ingress and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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