DL-Valine
DL-Valine ??
???
295 °C (dec.) (lit.)
?? ?
213.6±23.0 °C(Predicted)
??
-0.6～+0.6° (20℃/D)(c=8, HCl)
??
1.31
???
1.4650 (estimate)
FEMA
3444 | D,L-VALINE
?? ??
Keep in dark place,Inert atmosphere,Room temperature
???
?(?? ???, ??? ??)
?? ?? (pKa)
pK1:2.32(+1);pK2:9.61(0) (25°C)
??? ??
??? ??
??
???
??
?? ??
?? ??
?? ??
???? ??
synthetic
???
68g/L
Merck
14,9909
JECFA Number
1426
BRN
506689
?? ??
?? ? ?
??? ?? ??
?? ????
InChI
1S/C5H11NO2/c1-3(2)4(6)5(7)8/h3-4H,6H2,1-2H3,(H,7,8)
InChIKey
KZSNJWFQEVHDMF-UHFFFAOYSA-N
SMILES
CC(C)C(N)C(O)=O
LogP
0.29
CAS ??????
516-06-3(CAS DataBase Reference)
NIST
DL-Valine(516-06-3)
EPA
Valine (516-06-3)
??
?? ? ?? ??
?? ? ???? ?? (GHS)
??? ??
Xn
?? ???? ??
40
?????
22-24/25-36
WGK ??
3
RTECS ??
YV9355500
TSCA
TSCA listed
HS ??
29224995
???? ???
11 - Combustible Solids
???? ??
2014-3-5934
????(GHS):
?? ?:
Warning
??·?? ??:
??
??·?? ??
?? ??
??
?? ?
?? ??
P- ??
H302 ??? ???
?? ?? ?? - ??
?? 4
??
P264, P270, P301+P312, P330, P501
H315 ??? ??? ???
????? ?? ?????
?? 2
??
P264, P280, P302+P352, P321,P332+P313, P362
H319 ?? ?? ??? ???
?? ? ?? ?? ??? ??
?? 2A
??
P264, P280, P305+P351+P338,P337+P313P
H335 ?? ???? ??? ? ??
?? ???? ?? - 1? ??;???? ??
?? 3
??
??????:
P261 ??·?·??·???·??·...·????? ??? ????.
P301+P312 ??? ???? ??? ????(??)? ??? ????.
P302+P352 ??? ??? ??? ?? ????.
P304+P340 ???? ??? ??? ?? ??? ??? ???? ?? ??? ??? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
NFPA 704
DL-Valine C??? ??, ??, ??
??? ??
dl-Valine is odorless.
??
Reported found in many fruits, plants and animal tissues; in milk and dairy products.
?? ??
By the action of ammonia on α-bromoisovaleric acid; also through a hydantoin intermediate.
??
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 ?? ?? ? ???
???
?? ??
DL-Valine ?? ??
???( 418)?? ??
Belgium 1
China 327
Europe 2
France 1
Germany 7
India 15
Japan 8
Switzerland 1
United Kingdom 8
United States 47
USA 1
Global 418
