成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

1-??????-2-?

1-??????-2-?
1-??????-2-? ??? ???
?? ??:
3470-98-2
???:
1-??????-2-?
???(??):
1-??????-2-?
???:
1-Butylpyrrolidin-2-one
???(??):
N-Butylpyrrolidinone;1-BUTYL-2-PYRROLIDONE;N-Butylpyrrolidone;2-Pyrrolidinone, 1-butyl-;Butylpyrrolidone;1-Butyl-2-pyrolidone;1-Butyl-2-Pyrrodidone;N-Butyl-2-pyrrolidone;1-N-butyl-2-prrolidone;1-butyl-2-pyrrolidinon
CBNumber:
CB2731326
???:
C8H15NO
??? ??:
141.21
MOL ??:
3470-98-2.mol

1-??????-2-? ??

?? ?
137 °C / 28mmHg
??
0,96 g/cm3
???
13Pa at 25℃
???
1.4640 to 1.4660
?? ??
under inert gas (nitrogen or Argon) at 2-8°C
???
?????(?? ???)
?? ?? (pKa)
-0.41±0.20(Predicted)
??? ??
??
??
??
???
1000g/L at 20℃
InChI
InChI=1S/C8H15NO/c1-2-3-6-9-7-4-5-8(9)10/h2-7H2,1H3
InChIKey
BNXZHVUCNYMNOS-UHFFFAOYSA-N
SMILES
N1(CCCC)CCCC1=O
LogP
1.265 at 20℃
CAS ??????
3470-98-2(CAS DataBase Reference)
NIST
2-Pyrrolidinone, 1-butyl-(3470-98-2)
EPA
2-Pyrrolidinone, 1-butyl- (3470-98-2)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
????? 23-24/25
RTECS ?? UY5746000
HS ?? 2933790030
?? mouse,LD50,intraperitoneal,500mg/kg (500mg/kg),BEHAVIORAL: ANTIPSYCHOTICBEHAVIORAL: ATAXIA,Journal of Pharmaceutical Sciences. Vol. 60, Pg. 1058, 1971.
????(GHS): GHS hazard pictograms
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H302 ??? ??? ?? ?? ?? - ?? ?? 4 ?? GHS hazard pictograms P264, P270, P301+P312, P330, P501
H315 ??? ??? ??? ????? ?? ????? ?? 2 ?? GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 ?? ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 2A ?? GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 ?? ???? ??? ? ?? ?? ???? ?? - 1? ??;???? ?? ?? 3 ?? GHS hazard pictograms
??????:
P261 ??·?·??·???·??·...·????? ??? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
NFPA 704
0
2 0

1-??????-2-? C??? ??, ??, ??

??? ??

corlorless clear liquid

1-??????-2-? ?? ?? ? ???

???

?? ??


1-??????-2-? ?? ??

???( 208)?? ??
??? ?? ??? ?? ?? ? ??
NEM MATERIALS CO.,LTD
+86-393-6101536; +8613781394683
chai205214@163.com China 4 58
Tangshan Moneide Trading Co., Ltd.
+86-315-8309571 +8615633399667
sales@moneidechem.com China 574 58
Hebei Weibang Biotechnology Co., Ltd
+8615531157085
abby@weibangbio.com China 8804 58
Hebei Mujin Biotechnology Co.,Ltd
+86 13288715578 +8613288715578
sales@hbmojin.com China 12830 58
Firsky International Trade (Wuhan) Co., Ltd
+8615387054039
admin@firsky-cn.com China 427 58
LY Global chemicals co.,ltd .
+8618939937369
info@lychems.cn China 969 58
Henan Bao Enluo International TradeCo.,LTD
+86-17331933971 +86-17331933971
deasea125996@gmail.com China 2472 58
Henan Fengda Chemical Co., Ltd
+86-371-86557731 +86-13613820652
info@fdachem.com China 20262 58
Capot Chemical Co.,Ltd.
+86-(0)57185586718 +86-13336195806
sales@capot.com China 29792 60
Henan Tianfu Chemical Co.,Ltd.
+86-0371-55170693 +86-19937530512
info@tianfuchem.com China 21632 55

1-??????-2-? ?? ??:

Copyright 2019 ? ChemicalBook. All rights reserved