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Guanidinoacetic acid

CAS Number
352-97-6
EC Number
206-529-5
Chemical Formula
C3H7N3O2
Molecular Weight
117.11 g/mol

Description

Guanidinoacetic acid (CAS 352-97-6 ), also known as GAA or guanidoacetic acid, is the direct biosynthetic precursor to creatine and is produced commercially for use across nutritional, pharmaceutical, and personal care applications. Its role as a creatine precursor positions it as a functional ingredient where creatine supplementation or metabolic support is the end objective. In animal nutrition and feed manufacturing, GAA is incorporated into livestock and poultry feed. It is used as a creatine precursor to support muscle energy metabolism and improve feed conversion efficiency. Pharmaceutical formulators use it as a reference compound and active intermediate in creatine-related drug and supplement development. In sports nutrition and dietary supplement manufacturing, GAA is formulated into capsules, powders, and blended products targeting creatine biosynthesis support. Personal care formulators have evaluated it as a humectant and buffering agent. It is used in skin-conditioning formulations where amino acid-derived ingredients are preferred. Guanidinoacetic acid is supplied as a white crystalline powder and is available in feed-grade and technical-grade specifications. Pharmaceutical-grade material is produced to USP or equivalent standards for supplement and drug applications. Packaging typically ranges from kilogram quantities for R&D procurement to bulk metric ton supply. Contact us for supply of Guanidinoacetic acid Request Quote

Other Names (Synonyms)

Guanidineacetic acid | Guanidoacetic acid | N-amidinoglycine | Guanyl glycine | Glycine, N-(aminoiminomethyl)- | Glycine, N-amidino- | N-(Aminoiminomethyl)glycine | Guanidine Acetate | GAA

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point>300 °C
Boiling Point218.88°C (rough estimate)
Density1.4020 (rough estimate)
AppearanceWHITE TO SLIGHTLY BEIGE FINE CRYSTALLINE POWDER
ColorWhite to Off-White
FormSolid
Water Solubility3.6g/L(15 ºC)
Refractive Index1.4900 (estimate)

Safety & Handling

Warning
GHS07· Irritant

Hazard Statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary Statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P264Wash … thoroughly after handling.
P271Use only outdoors or in a well-ventilated area.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P319Get medical advice/attention if you feel unwell.
P321Specific treatment (see … on this label).
P405Store locked up.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P352IF ON SKIN: Wash with plenty of water.
P340IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P317Get emergency medical help.
P317If eye irritation persists: Get medical advice/attention. Get emergency medical help.
P364Take off contaminated clothing and wash it before reuse.
P233Store in a well-ventilated place. Keep container tightly closed.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code29252000
Storage Class11 - Combustible Solids
WGK (Germany)3