|
| | DL-Valine Basic information |
| | DL-Valine Chemical Properties |
| Melting point | 295 °C (dec.) (lit.) | | Boiling point | 213.6±23.0 °C(Predicted) | | alpha | -0.6~+0.6° (20℃/D)(c=8, HCl) | | density | 1.31 | | refractive index | 1.4650 (estimate) | | FEMA | 3444 | D,L-VALINE | | storage temp. | Keep in dark place,Inert atmosphere,Room temperature | | solubility | Water (Slightly, Sonicated) | | pka | pK1:2.32(+1);pK2:9.61(0) (25°C) | | form | Crystalline Powder | | color | White | | Odor | Odorless | | Odor Type | odorless | | Water Solubility | 68 g/L | | Merck | 14,9909 | | JECFA Number | 1426 | | BRN | 506689 | | LogP | 0.29 | | CAS DataBase Reference | 516-06-3(CAS DataBase Reference) | | NIST Chemistry Reference | DL-Valine(516-06-3) | | EPA Substance Registry System | Valine (516-06-3) |
| Hazard Codes | Xn | | Risk Statements | 40 | | Safety Statements | 22-24/25-36 | | WGK Germany | 3 | | RTECS | YV9355500 | | TSCA | Yes | | HS Code | 29224995 |
| | DL-Valine Usage And Synthesis |
| Chemical Properties | White crystalline powder | | Chemical Properties | dl-Valine is odorless. | | Occurrence | Reported found in many fruits, plants and animal tissues; in milk and dairy products. | | Preparation | By the action of ammonia on α-bromoisovaleric acid; also through a hydantoin intermediate. | | Definition | ChEBI: A branched-chain amino acid that consists of glycine in which one of the hydrogens attached to the alpha-carbon is substituted by an isopropyl group. |
| | DL-Valine Preparation Products And Raw materials |
|