Description

L-Proline, 1-[(Methoxycarbonyl)Amino]-, Methyl Ester (9Ci) is a protected derivative of the amino acid L-proline, featuring a urethane (carbamate) protecting group on the nitrogen. This compound is a crucial synthetic intermediate in organic and medicinal chemistry, valued for its role in constructing complex peptide-like structures and chiral molecules. It is primarily utilized by researchers and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries for the development of active ingredients and novel chemical entities.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of peptide-based drugs, enzyme inhibitors, and other bioactive molecules.
• Chiral Synthesis: Used as a chiral auxiliary or starting material for the asymmetric synthesis of complex organic compounds.
• Agrochemical Research: Employed in the development of novel pesticides and herbicides with specific biological activity.
• Proteomics & Biochemistry: Serves as a modified amino acid derivative in biochemical research and proteomic studies.
• Fine Chemical Production: Integral to the multi-step synthesis of specialty chemicals, flavors, and fragrances.
• Academic & R&D: A valuable reagent for university and industrial research laboratories exploring new synthetic methodologies.

Basic Information

Product Name	L-Proline, 1-[(Methoxycarbonyl)Amino]-, Methyl Ester (9Ci)
CAS No.	134920-22-2
Molecular Formula	C8H14N2O4
Molecular Weight	202.21 g/mol
Synonyms	Methyl N-[(methoxycarbonyl)-L-prolinate; L-Proline, N-carboxy-, methyl ester, methyl ester (9CI); Methyl 1-[(methoxycarbonyl)amino]-L-prolinate; (S)-1-((Methoxycarbonyl)amino)pyrrolidine-2-carboxylic acid methyl ester; N-Carbomethoxy-L-proline methyl ester; N-Methoxycarbonyl-L-proline methyl ester; L-Proline derivative CAS 134920-22-2
EINECS	Contact for details

Quality Control

Our L-Proline, 1-[(Methoxycarbonyl)Amino]-, Methyl Ester (9Ci) is produced under strict quality management protocols. We offer material suitable for research and development purposes, with typical purity levels meeting the requirements for advanced synthetic applications. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to ensure full traceability and compliance with your project specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure the container is kept tightly sealed to prevent exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Optical Rotation	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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