Description

L-Arginine-L-Pyroglutamate is a high-purity, pharmaceutically relevant salt formed from the amino acid L-Arginine and L-Pyroglutamic acid. This compound is valued for its enhanced stability and bioavailability compared to its individual components, making it a critical ingredient in advanced nutraceutical and pharmaceutical formulations. It is primarily sought by manufacturers in the dietary supplement, cognitive health, and nootropic sectors for its role in supporting nitric oxide production and neurological function.

Application

• Active Pharmaceutical Ingredient (API) in nootropic and cognitive health formulations.
• Key component in premium dietary supplements targeting memory, focus, and mental clarity.
• Raw material for research chemicals and reference standards in analytical laboratories.
• Intermediate in the synthesis of more complex peptides and bioactive molecules.
• Ingredient in specialized sports nutrition products for vasodilation and performance.

Basic Information

Product Name	L-Arginine-L-Pyroglutamate
CAS No.	56265-06-6
Molecular Formula	C11H21N5O5
Molecular Weight	303.32 g/mol
Synonyms	Arg-Pyr; L-Arginine L-Pyrrolidonecarboxylate; Arginine Pyroglutamate; (S)-2-Amino-5-guanidinopentanoic acid compound with (S)-5-oxopyrrolidine-2-carboxylic acid; L-Pyroglutamic acid L-arginine salt; Nootropic Compound; Pyroglutamate-Arginine
EINECS	Contact for details

Quality Control

Our L-Arginine-L-Pyroglutamate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets stringent specifications suitable for nutraceutical and research applications. Certificates of Analysis (COA) documenting all test results are available upon request.

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) and must be kept under dry conditions to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference standard
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.2%
Heavy Metals (as Pb)	≤ 10 ppm
Specific Rotation	+20.0° to +24.0°

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