Amino Acids & Peptides
REACH
L-asparagine monohydrate
CAS Number
5794-13-8
EC Number
611-593-6
What is L-asparagine monohydrate?
L-Asparagine monohydrate (CAS 5794-13-8) is the stable, hydrated crystalline form of the non-essential amino acid L-asparagine.
Where is L-asparagine monohydrate used?
- Pharmaceutical manufacturing: parenteral nutrition solutions, amino acid infusion products, API synthesis
- Food and nutraceutical: amino acid-fortified supplements, functional beverages, protein blends
- Cosmetics: serums, moisturizers, treatment creams
- Biotechnology and cell biology research: reference standard and culture media component
- In formulations it acts as a buffering agent, humectant, and stabilizer.
Commercial specifications
- Bulk quantities for industrial procurement; smaller pack sizes for laboratory use
Other Names (Synonyms)
RefChem:795122|Asparagine monohydrate|(S)-2,4-diamino-4-oxobutanoic acid hydrate|l-asparagine hydrate|H-Asn-OH.H2O|L-Asparagine, hydrate (1:1)|Asparagine, monohydrate, L-|L-Asparagine
What are the physical properties of L-asparagine monohydrate?
Melting Point 238.6 °C
Boiling Point 271.66°C (rough estimate)
Density 1,543 g/cm 3
Appearance White crystalline powder
Color White to Off-white
Odor Odorless
Form powder
Water Solubility 30 g/L (20 ºC)
Refractive Index 31 ° (C=10, HCl)
pH 4.0-5.5 (20g/l, H2O, 20℃)
Log P -1.506 (est)
Which trade and regulatory codes apply to L-asparagine monohydrate?
HS Code 29241900
Storage Class 11 - Combustible Solids
WGK (Germany) 3