Molekula
L-Alanyl-L-glutamine
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
L-Alanyl-L-glutamine is a dipeptide composed of L-alanine and L-glutamine, widely used in nutritional supplements, clinical nutrition, and research for its role in supporting immune function, gut health, and muscle recovery. It is a stable, water-soluble peptide with proven bioavailability. Industrial and laboratory buyers also use it as a reagent, as a starting material in dipeptide manufacturing, and as an ingredient in cosmetic formulations. This product has a CAS number of 39537-23-0, a molecular formula of C8H15N3O4, and a molecular weight of 217.22 g/mol. It requires storage between 2 to 8°C and carries no hazard classification under standard handling. Molekula supplies L-Alanyl-L-glutamine from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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25 g — £46.50 per pack ex VAT · £55.80 inc. VAT
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Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
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Specifications
| Property | Value |
|---|---|
| Appearance | White powder |
| Specific rotation | +9.5 to +11.0 |
| Heavy metals | <0.001% |
| pH | 5 - 6.5 |
| Loss on Drying | <0.5% |
| Assay | >98.5% |
| Residue on Ignition | <0.1% |
| Iron (Fe) | <0.001% |
| Ammonium salt | <0.02% |
| Sulphates (SO4)(2-) | <0.02% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 230 to 232 °C at 760 mmHg |
| Water Solubility | Soluble in water |
Source: PubChem CID 123935 (Human Metabolome Database (HMDB), Joint FAO/WHO Expert Committee on Food Additives (JECFA))
Identification
| Property | Value |
|---|---|
| SKU | 36503370 |
| CAS Number | 39537-23-0 |
| IUPAC Name | (2S)-5-amino-2-[[(2S)-2-aminopropanoyl]amino]-5-oxopentanoic acid |
| Molecular Formula | C8H15N3O4 |
| Molecular Weight | 217.22 |
| Exact Mass | 217.1063 |
| SMILES | C[C@@H](C(=O)N[C@@H](CCC(=O)N)C(=O)O)N |
| InChIKey | HJCMDXDYPOUFDY-WHFBIAKZSA-N |
| InChI | InChI=1S/C8H15N3O4/c1-4(9)7(13)11-5(8(14)15)2-3-6(10)12/h4-5H,2-3,9H2,1H3,(H2,10,12)(H,11,13)(H,14,15)/t4-,5-/m0/s1 |
| PubChem CID | 123935 |
| REACH Code | Y113 |
| HTS Code | 2924191150 |
| Tariff Code | 2924190090 |
Safety & GHS
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- Ala-gln
- Alanyl-glutamine dipeptide
- alanylglutamine
- Dipeptamin
- FEMA NO. 4712
- GlutaMAX
- L-alanyl-l-glutamine amino acid
- L-Glutamine, N2-L-alanyl-
- N(2)-L-Alanyl-L-glutamine
- Sustamine
Frequently asked questions
What is L-Alanyl-L-glutamine commonly used for?
L-Alanyl-L-glutamine is primarily used as a dipeptide in nutritional supplements, clinical nutrition (e.g., parenteral and enteral feeds), and sports nutrition to support muscle recovery and immune function.
What is the chemical formula and molecular weight of L-Alanyl-L-glutamine?
The chemical formula is **C₈H₁₅N₃O₄**, and the molecular weight is **217.22 g/mol**.
How should L-Alanyl-L-glutamine be stored?
Store at **2–8°C** in a dry, well-ventilated area, protected from light and moisture.
What grades or purities of L-Alanyl-L-glutamine does Molekula supply?
Molekula supplies **pharmaceutical-grade (USP/EP/JP compliant)** and **food-grade** L-Alanyl-L-glutamine, with purity ≥98%.
Can Molekula supply L-Alanyl-L-glutamine in bulk quantities?
Yes, we offer **bulk packaging options** (e.g., 1 kg, 5 kg, 25 kg drums) for both food and pharmaceutical-grade material.
What documentation is provided with an order of L-Alanyl-L-glutamine?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** (e.g., stability reports for pharmaceutical-grade).
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.