L(+)-Monosodium Glutamate Monohydrate CAS#6106-04-3
Sodium L-glutamate monohydrate appears as colorless to white columnar crystals or a crystalline powder, and may also be described as a white to grayish-white powder.
It is highly soluble in water, with a solubility of up to 600 g/L. A 5 g/100 mL aqueous solution has a pH value in the range of 6.7–7.2.
The compound is slightly soluble in ethanol and insoluble in ether.
L(+)-Monosodium glutamate monohydrate Chemical Properties
| Melting point | 232 °C (dec.)(lit.) |
| alpha | 25.5 º (c=5,2 N HCl,dry.sub.) |
| Fp | >900°C |
| storage temp. | Inert atmosphere,Room Temperature |
| solubility | 600g/l |
| form | powder |
| color | white to off-white |
| PH | 6.7-7.2 (50g/l, H2O, 20℃) |
| Odor | Odorless |
| PH Range | 7 |
| Optical Rotation | [α]20/D 4.2±0.3°, c = 1.2% in H2O |
| Water Solubility | soluble |
| Merck | 146254 |
| BRN | 4164348 |
| LogP | -1.435 (est) |
| CAS DataBase Reference | 6106-04-3(CAS DataBase Reference) |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 24/25-36/37/39-27-26 |
| WGK Germany | 2 |
| RTECS | MA1578000 |
| TSCA | Yes |
| HS Code | 29224290 |
| Toxicity | LD50 orally in Rabbit: 15800 mg/kg |
Product Usage
L-Glutamic acid monosodium salt monohydrate is an important raw material and intermediate widely used in organic synthesis, as well as in the pharmaceutical and agrochemical industries. It is also applied in the food industry to enhance and intensify flavor.
In addition, it has been used as a model compound for evaluating the sensitivity of L-glutamate sensors. It can also be utilized in the synthesis of the α-polymorph of L-glutamic acid.
Company Profile
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