L-Glutamic Acid
CAS Number: 56-86-0
Chemical Formula: C5H9NO4
Synonyms: L-Glutamic Acid extrapure grade,(S)-2-Aminopentanedioic acid, Acidum glutamicum, Glu,L-Glutamic Acid research grade
Appearance: White powder
MOQ (Minimum Order Quantity): 1 FCL (Full Container Load)
L-Glutamic acid carries a very subtle aroma similar to yeast or freshly baked bread, with a delicate, slightly sweet and meaty flavor. It is a naturally occurring amino acid found in both plant and animal proteins.
Chemical Properties
| Item | Value |
| Melting point | 205 °C (dec.) (lit.) |
| alpha | 32 º (c=10,2N HCl) |
| Boiling point | 267.21°C (rough estimate) |
| bulk density | 460kg/m3 |
| density | 1.54 g/cm3 at 20 °C |
| FEMA | 3285 |
| refractive index | 1.4300 (estimate) |
| storage temp. | 2-8°C |
| solubility | 1 M HCl: 100 mg/mL |
| form | powder |
| pka | 2.13(at 25℃) |
| color | White |
| PH | 3.0-3.5 (8.6g/l, H2O, 25℃) |
| Odor | at 100.00 %. mild yeast baked bread |
| Odor Type | yeasty |
| biological source | non-animal source |
| Optical Rotation | [α]20/D +32°, c = 10 in 2 M HCl |
| Water Solubility | 7.5 g/L (20 ºC) |
| λmax | λ: 260 nm Amax: 0.1; λ: 280 nm Amax: 0.1 |
| Merck | 14,4469 |
Safety Information
| Item | Value |
| JECFA Number | 1420 |
| BRN | 1723801 |
| InChIKey | WHUUTDBJXJRKMK-VKHMYHEASA-N |
| LogP | -3.69 |
| CAS DataBase Reference | 56-86-0(CAS DataBase Reference) |
| NIST Chemistry Reference | L-Glutamic acid(56-86-0) |
| EPA Substance Registry System | L-Glutamic acid (56-86-0) |
Product Application
As the core material of umami boosters (transformed into monosodium glutamate), it strengthens food taste. It is applied for food preservation and texture improvement, and can be added into infant food and health products as a nutritional fortifier. It is used to make medicines for hepatic encephalopathy, neurasthenia and other disorders. It also serves as an ingredient in compound amino acid infusions to provide essential amino acids for the human body.
Supply & Delivery
Fast delivery time
Inventory: 2-3 working days
New production: 7-10 working days
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