Seleno-DL-methionine
Product Number :
CAS No. :
Brand :
Molecular formula :
Molecular weight :
Properties :
| Item Number | Pack Size | Purity/Level | Delivery period | Price | Quantity |
|---|---|---|---|---|---|
| YB32256-250mg | 250mg | 98% | In Stock | ||
| YB32256-1g | 1g | 98% | In Stock | ||
| YB32256-2.5g | 2.5g | 98% | In Stock |
Basic Information
| English name | Seleno-DL-methionine |
|---|---|
| Alternative name | DL-硒代蛋氨酸 硒代蛋氨酸 |
| Cas No. | 2578-28-1 |
| MDL No. | MFCD00063089 |
| Precise molecular weight | 196.99550 |
| Smiles | C[Se]CCC(N)C(O)=O |
Safety Information
| Key Words | Danger |
|---|---|
| Classification of Hazardous Materials | 23/25-33-50/53 |
| Dangerous Goods Mark |      |
| Melting point | 265 °C (decomp) |
| Chemical stability | 如果遵照规格使用和储存则不会分解。 |
| Boiling point | 320.8ºC at 760 mmHg |
| Customs code | 2922499990 |
| Characteristics | * |
| Purpose | 硒代是蛋白质结晶的常用方法，而硒代蛋氨酸（硒代甲硫氨酸）就是硒代最常用的试剂。使用上，将此产品作为营养成分去培养细菌，这样细菌代谢出来的相应蛋白中的S元素就被Se元素取代，从而可以通过特殊的仪器来观测到蛋白的晶型。 |
| Safety Instructions | S20/21-S28-S45-S60-S61 |
| Water solubility | In water, 1X10-6 mg/L at 25 °C (est) |
| Symbol | GHS06,GHS08,GHS09 |
| Storage requirements | 密封于-20ºC阴凉干燥环境。 |
| Boiling point | 147.8ºC |
Product Details
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