Description

L-Arginine-L-Glutamate is a high-purity, pharmaceutically relevant salt formed from the amino acids L-Arginine and L-Glutamic acid. This compound is valued for its role in enhancing stability, bioavailability, and functional performance in advanced formulations. It is primarily utilized by manufacturers in the pharmaceutical, nutraceutical, and high-end food supplement industries seeking reliable, specification-grade active ingredients.

Application

• Pharmaceutical Intermediates & APIs: Used as a key component in the synthesis of peptide-based drugs and as an active pharmaceutical ingredient (API) in formulations targeting metabolic and cardiovascular health.
• Nutraceuticals & Dietary Supplements: Incorporated into sports nutrition, nootropic, and general wellness products for its potential synergistic benefits on nitric oxide production and cognitive function.
• Cell Culture Media & Biochemical Research: Serves as a critical nutrient source in specialized cell culture media and as a reagent in biochemical and pharmacological research studies.
• Food Fortification: Employed as a nutritional enhancer in functional foods and medical nutrition products requiring specific amino acid profiles.
• Cosmetic Ingredients: Found in advanced skincare formulations for its moisturizing properties and role in promoting skin barrier function.

Basic Information

Product Name	L-Arginine-L-Glutamate
CAS No.	4795-57-7
Molecular Formula	C11H23N5O6
Molecular Weight	321.33 g/mol
Synonyms	Arginine Glutamate; L-Arginine L-Glutamate Salt; Arg-Glu; (S)-2-Amino-5-guanidinopentanoic acid compound with (2S)-2-aminopentanedioic acid (1:1); Glutamic acid, compd. with L-arginine (1:1); L-Glutamic acid L-arginine salt; NG,NG-Dimethyl-L-arginine glutamate; Aginuton
EINECS	225-352-4

Quality Control

Our L-Arginine-L-Glutamate is manufactured under strict quality management systems. We offer grades compliant with USP, EP, and FCC monographs where applicable, ensuring suitability for pharmaceutical and food-grade applications. Every batch is supported by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles, available 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 conditions that minimize exposure to atmospheric humidity to prevent caking and maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	98.0% - 102.0%
Specific Rotation	+23.0° to +27.0° (c=1 in H2O)
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Related Substances (HPLC)	Total impurities ≤ 1.0%
Microbiological Control	Total Plate Count < 1000 cfu/g; Yeast & Mold < 100 cfu/g

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