Molekula
L-Glutamic acid monoammonium salt
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-Glutamic acid monoammonium salt is a crystalline amino acid derivative used primarily as a flavor enhancer, particularly in the food and beverage industry, and as a nitrogen source in microbial fermentation. It is also applied in pharmaceuticals and agricultural formulations. This chemical has a CAS number of 7558-63-6, a molecular formula of C5H12N2O4, and a molecular weight of 164.16. It is stable at ambient storage conditions and carries no signal word for hazard classification. Molekula supplies L-Glutamic acid monoammonium salt 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.
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100 g — £77.70 per pack ex VAT · £93.24 inc. VAT
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Specifications
| Property | Value |
|---|---|
| Appearance | White to off-white solid |
| Salmonella | Not detected |
| pH | 4.0 - 6.0 |
| Loss on Drying | ≤ 0.5% |
| Assay | 98.5% - 101.5% |
| Heavy Metals (Pb) | ≤ 10mg/kg |
| Microbiology | ≤ 3000/g (total number of plates) |
| Total Coliforms | Not detected |
| Arsenic (As) | ≤ 1ppm |
| Combustion residues | ≤ 0.1% |
| Specific Rotation [ɑ] D25 | +25.4° ~ +26.4° |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Solubility (other solvents) | Freely soluble in water; practically insoluble in ethanol or ether |
Source: PubChem CID 24802175 (EU Food Improvement Agents)
Identification
| Property | Value |
|---|---|
| SKU | 54370531 |
| CAS Number | 7558-63-6 |
| IUPAC Name | (2S)-2-aminopentanedioic acid;azane |
| EC Number | 231-447-1 |
| Molecular Formula | C5H12N2O4 |
| Molecular Weight | 164.16 |
| Exact Mass | 164.0797 |
| SMILES | C(CC(=O)O)[C@@H](C(=O)O)N.N |
| InChIKey | PHKGGXPMPXXISP-DFWYDOINSA-N |
| InChI | InChI=1S/C5H9NO4.H3N/c6-3(5(9)10)1-2-4(7)8;/h3H,1-2,6H2,(H,7,8)(H,9,10);1H3/t3-;/m0./s1 |
| PubChem CID | 24802175 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 29224250 |
| Tariff Code | 2922420010 |
Safety & GHS
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, 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
- (2S)-2-aminopentanedioic acid;azane
- AMMONIUM GLUTAMATE
- Ammonium L-glutamate
- Ammoniumglutaminat
- E 624
- Glutamic acid, monoammonium salt, L-
- INS NO.624
- L-Glutamic acid, ammonium salt (1:1)
- Monoammonium glutamate
- Monoammonium L-glutamate
Frequently asked questions
What is L-Glutamic acid monoammonium salt commonly used for?
It is primarily used as a flavor enhancer in food and beverages, particularly in seasonings like monosodium glutamate (MSG) alternatives, and as a nutrient in cell culture media.
What is the chemical formula and molecular weight of L-Glutamic acid monoammonium salt?
The chemical formula is **C5H12N2O4**, and the molecular weight is **164.16 g/mol**.
How should L-Glutamic acid monoammonium salt be stored?
Store in a tightly sealed container at **ambient temperature**, away from moisture and strong oxidizing agents.
What grades or purities of L-Glutamic acid monoammonium salt does Molekula offer?
Molekula supplies this product in **pharmaceutical (USP/EP) and food-grade (FG) purities**, with typical assay ≥98%.
Can Molekula supply L-Glutamic acid monoammonium salt in bulk quantities?
Yes, we offer bulk packaging options (e.g., 25kg drums, 1MT+ big bags) for both food and pharmaceutical grades—please inquire for pricing and lead times.
What documentation comes with an order of L-Glutamic acid monoammonium salt?
Each shipment includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and, for food/pharma grades, a **Certificate of Conformity (CoC)** per applicable regulations (e.g., FDA, EU).
Ready to order or need a custom pack?
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