Description

L-Arginine Mono(3-Methyl-2-Oxobutyrate) is a high-purity, pharmaceutically relevant salt formed from the essential amino acid L-Arginine and the keto acid 3-Methyl-2-oxobutyric acid. This compound is valued for its enhanced stability and bioavailability compared to the free amino acid, making it a critical intermediate and active ingredient in advanced formulations. It is primarily sought by manufacturers in the pharmaceutical, nutraceutical, and research sectors for developing metabolic supplements, parenteral nutrition solutions, and specialized biochemical reagents.

Application

• Pharmaceutical Intermediates: Serves as a key building block in the synthesis of advanced active pharmaceutical ingredients (APIs) targeting metabolic and cardiovascular health.
• Clinical Nutrition: A vital component in specialized enteral and parenteral nutrition formulas designed for patients with specific metabolic needs or under critical care.
• Sports & Performance Nutrition: Incorporated into premium dietary supplements aimed at supporting nitric oxide production, blood flow, and muscle recovery.
• Biochemical Research: Used as a standardized reagent in cell culture media and metabolic pathway studies within life science research laboratories.
• Veterinary Pharmaceuticals: Applied in the formulation of high-value nutritional and therapeutic products for animal health.
• Cosmeceuticals: Utilized in advanced skincare formulations for its potential role in promoting skin repair and regeneration.

Basic Information

Product Name	L-Arginine Mono(3-Methyl-2-Oxobutyrate)
CAS No.	72087-41-3
Molecular Formula	C11H22N4O5
Molecular Weight	290.32 g/mol
Synonyms	L-Arginine 3-Methyl-2-oxobutanoate; Arginine Ketoisovalerate; L-Arginine α-Ketoisovalerate; (S)-2-Amino-5-guanidinopentanoic acid 3-methyl-2-oxobutanoate; Arginine KIC; AKIC; 72087-41-3; L-Arginine salt of 3-methyl-2-oxobutyric acid
EINECS	Contact for details

Quality Control

Our L-Arginine Mono(3-Methyl-2-Oxobutyrate) is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure it meets stringent specifications for identity, purity, and potency. We provide full traceability and support our customers with detailed Certificates of Analysis (COA) for every shipment. Production can be aligned with cGMP guidelines for pharmaceutical applications upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under dry conditions to prevent degradation and clumping.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Optical Rotation	+24.0° to +28.0° (c=1 in H2O)
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.2%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%

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