Description

4-Pentenoicacid,2-Amino-2-Methyl-,Ethylester,(S)-(9Ci) is a high-purity 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, offering a defined stereocenter for precise chemical transformations. It is primarily needed by research institutions and pharmaceutical companies engaged in the development of new active pharmaceutical ingredients (APIs) and fine chemicals.

Application

• Pharmaceutical Intermediate: A critical chiral synthon for the synthesis of novel drug candidates, particularly in medicinal chemistry research.
• Asymmetric Synthesis: Used as a starting material or intermediate in catalytic asymmetric reactions to construct complex molecular architectures.
• Peptidomimetics Research: Serves as a building block for the development of peptide analogs and mimetics with potential therapeutic applications.
• Agrochemical Development: Employed in the research and synthesis of advanced, chiral active ingredients for crop protection.
• Academic & Industrial R&D: Utilized in chemical research laboratories for method development and exploring new synthetic pathways.
• Fine Chemical Production: Integral to the multi-step synthesis of specialty and high-value fine chemicals requiring specific stereochemistry.

Basic Information

Product Name	4-Pentenoicacid,2-Amino-2-Methyl-,Ethylester,(S)-(9Ci)
CAS No.	165035-97-2
Molecular Formula	C9H17NO2
Molecular Weight	171.24 g/mol
Synonyms	(S)-2-Amino-2-methyl-4-pentenoic acid ethyl ester; Ethyl (2S)-2-amino-2-methyl-4-pentenoate; L-2-Amino-2-methyl-4-pentenoic acid ethyl ester; 4-Pentenoic acid, 2-amino-2-methyl-, ethyl ester, (S)-; 2-Amino-2-methyl-4-pentenoic acid ethyl ester (S-enantiomer); (S)-Ethyl 2-amino-2-methyl-4-pentenoate; 165035-97-2; (S)-2-Amino-2-methylpent-4-enoic acid ethyl ester
EINECS	Contact for details

Quality Control

Our 4-Pentenoicacid,2-Amino-2-Methyl-,Ethylester,(S)-(9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity analysis by HPLC, to ensure it meets the high standards required for pharmaceutical research and development. A comprehensive Certificate of Analysis (COA) detailing identity, purity, enantiomeric excess, 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 place at controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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