Molekula
L-Glutamine
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
L-Glutamine is a non-essential amino acid and the most abundant free amino acid in the human body, playing a key role in metabolism, immune function, and gut health. It is widely used in pharmaceuticals, sports nutrition, and clinical applications for its supportive and restorative properties. L-Glutamine has a CAS number of 56-85-9, with the molecular formula H2NCOCH2CH2CH(NH2)CO2H and a molecular weight of 146.14. It is stored at ambient conditions and carries no signal word for hazard classification. Molekula supplies 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.
Often bought together
Pricing & pack sizes
In stock — same-day dispatch
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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100 g — £30.60 per pack ex VAT · £36.72 inc. VAT
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1 kg — £77.60 per pack ex VAT · £93.12 inc. VAT
Need a different quantity or pack?
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.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White crystalline powder |
| Water | ≤ 2.0% |
| Identification | Conforms to structure |
| Assay | ≥99.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | White crystalline powder |
| Melting Point | 184-185 °C (decomposes) |
| Density | 1.364 g/cm³ |
| Solubility (other solvents) | Soluble in water and ether |
| Vapour Pressure | 0.00000002 mmHg |
| pKa | pKa = 2.17 |
| log P (octanol/water) | -3.15 |
Source: PubChem CID 5961 (HSDB, Joint FAO/WHO Expert Committee on Food Additives (JECFA), Haz-Map, DrugBank)
Identification
| Property | Value |
|---|---|
| SKU | 21651478 |
| CAS Number | 56-85-9 |
| IUPAC Name | (2S)-2,5-diamino-5-oxopentanoic acid |
| EC Number | 200-292-1 |
| Molecular Formula | H2NCOCH2CH2CH(NH2)CO2H |
| Molecular Weight | 146.14 |
| Exact Mass | 146.0691 |
| SMILES | C(CC(=O)N)[C@@H](C(=O)O)N |
| InChIKey | ZDXPYRJPNDTMRX-VKHMYHEASA-N |
| InChI | InChI=1S/C5H10N2O3/c6-3(5(9)10)1-2-4(7)8/h3H,1-2,6H2,(H2,7,8)(H,9,10)/t3-/m0/s1 |
| PubChem CID | 5961 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 29241911 |
| Tariff Code | 2924190090 |
Safety & GHS
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, English (US), French, German, Italian, Russian, 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.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
- (S)-2,5-Diamino-5-oxopentanoic acid
- Cebrogen
- Glavamin
- glumin
- glutamic acid 5-amide
- Glutamic acid amide
- glutamine
- Levoglutamid
- Levoglutamide
- Stimulina
Frequently asked questions
What is L-Glutamine commonly used for?
L-Glutamine is widely used as a dietary supplement for muscle recovery, immune support, and gastrointestinal health, as well as in cell culture media and pharmaceutical formulations.
What is the chemical formula and molecular weight of L-Glutamine?
The chemical formula is **H₂NCOCH₂CH₂CH(NH₂)CO₂H**, and the molecular weight is **146.14 g/mol**.
How should L-Glutamine be stored?
Store L-Glutamine at **ambient temperature** in a dry, well-ventilated area, away from direct sunlight and moisture.
What grades of L-Glutamine does Molekula supply?
Molekula supplies **pharmaceutical-grade (USP/EP/BP) and food-grade (FCC) L-Glutamine** depending on application requirements.
Can Molekula supply L-Glutamine in bulk quantities?
Yes, Molekula offers **bulk packaging options** (e.g., 25kg drums, 50kg bags) for industrial, pharmaceutical, or food-grade applications—please contact us for pricing and lead times.
What documentation is provided with an L-Glutamine order?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** (e.g., USP/EP/BP compliance or FCC certification as applicable).
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.