Description

D-Alanine, n-(2-Methyl-1-Oxopropyl)- (9Ci) is a specialized, non-proteinogenic amino acid derivative characterized by its D-configuration and an N-acyl modification. This compound matters as a high-purity chiral building block, essential for synthesizing complex peptides and bioactive molecules with precise stereochemistry. It is primarily needed by pharmaceutical R&D teams, fine chemical manufacturers, and academic researchers developing novel therapeutic agents, diagnostic tools, and advanced materials.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and development of novel peptide-based drugs and active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a substrate or inhibitor in enzymatic studies and for probing structure-activity relationships in protein science.
• Peptide Synthesis: Serves as a protected D-amino acid derivative in solid-phase and solution-phase peptide synthesis to introduce specific conformational constraints.
• Proteomics & Diagnostics: Can be utilized in the design and synthesis of specialized probes, tags, or standards for mass spectrometry and diagnostic assays.
• Fine Chemical Production: Employed in the multi-step synthesis of complex organic molecules requiring high stereochemical purity for agrochemicals or advanced materials.

Basic Information

Product Name	D-Alanine, n-(2-Methyl-1-Oxopropyl)- (9Ci)
CAS No.	130408-42-3
Molecular Formula	C7H13NO3
Molecular Weight	159.18 g/mol
Synonyms	N-Isovaleryl-D-alanine; N-(3-Methylbutanoyl)-D-alanine; D-Alanine, N-(3-methyl-1-oxobutyl)-; (R)-2-(3-Methylbutanamido)propanoic acid; N-(3-Methylbutyryl)-D-alanine; D-N-Isovalerylalanine; D-2-(Isovalerylamino)propionic acid
EINECS	Contact for details

Quality Control

Our D-Alanine, n-(2-Methyl-1-Oxopropyl)- (9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity verification and impurity profiling, to ensure it meets the high standards required for research and synthesis. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and specific tests is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). The product may be hygroscopic; keep the container tightly sealed in a dry environment to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% (D-isomer)
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.