A5413112
D-Methionine , 99% , 348-67-4
Synonym(s):
(R)-2-Amino-4-(methylmercapto)butyric acid;D -2-Amino-4-(methylthio)butanoic acid
CAS NO.：348-67-4
Empirical Formula: C5H11NO2S
Molecular Weight: 149.21
MDL number: MFCD00002622
EINECS: 206-483-6
| Pack Size | Price | Stock | Quantity |
| 5G | RMB24.00 | In Stock |
|
| 25G | RMB75.20 | In Stock |
|
| 100G | RMB219.20 | In Stock |
|
| 250G | RMB519.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 273-275 °C |
| Boiling point: | 306.9±37.0 °C(Predicted) |
| alpha | -24 º (c=8, 6N HCl) |
| Density | 1.113 (estimate) |
| refractive index | 1.5216 (estimate) |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | 53 g/L (20°C) |
| pka | 2.23±0.10(Predicted) |
| form | Powder |
| color | White to off-white |
| Water Solubility | 53 g/L (20 ºC) |
| Merck | 14,5975 |
| BRN | 1722293 |
| Stability: | Stable. Incompatible with strong oxidizing agents. |
| LogP | 0.370 (est) |
| CAS DataBase Reference | 348-67-4(CAS DataBase Reference) |
| NIST Chemistry Reference | D-(l)-Methionine(348-67-4) |
| EPA Substance Registry System | D-Methionine (348-67-4) |
Description and Uses
D-Methionine is used to rescue noise-induced hearing loss. It is used to improve the nutritive value of animal feed.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H302-H315-H319-H332-H335 |
| Precautionary statements | P261-P280-P305+P351+P338 |
| Hazard Codes | Xi |
| Risk Statements | 33-36/37/38 |
| Safety Statements | 22-24/25-36-26 |
| WGK Germany | 3 |
| RTECS | PD0455000 |
| TSCA | Yes |
| HS Code | 29304090 |
