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

???????

???????
??????? ??? ???
?? ??:
5543-58-8
???:
???????
???(??):
???????;(R)-4-?????-3-(3-??-1-????)-2-????;(R)-???;(R)-(+)-???
???:
(R)-(+)-WARFARIN
???(??):
(R)-WARFARIN;Dextrowarfarin;(R)-(+)-WARFARIN;Warfarin R-Isomer;Warfarin Impurity 16;R-(+)-Warfarin >,99;Warfarin Impurity 16（Warfarin R-Isomer）;r-(+)-3-acetonybenzyl)-4-hydroxycoumarin;R-(+)-3-(ACETONYLBENZYL)-4-HYDROXYCOUMARIN;(S)-3-(alpha-Acetonylbenzyl)-4-hydroxycoumarin
CBNumber:
CB2351124
???:
C19H16O4
??? ??:
308.33
MOL ??:
5543-58-8.mol
MSDS ??:
SDS

??????? ??

???
≥170 °C
?? ?
515.2±50.0 °C(Predicted)
??
1.307±0.06 g/cm3(Predicted)
?? ??
2-8°C
???
? ???DMF
??? ??
??? ??
?? ?? (pKa)
4.50±1.00(Predicted)
??
???? ?? ???
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? T
?? ???? ?? 61-48/25-52/53
????? 53-45-61
????(UN No.) UN 2811 6.1/PG 1
WGK ?? 3
?????? ??? 97-1-219
?????? ??? ??2-131
?, ??????? ??? 279
?? ? ???? ????: ????; ???(??)????: ???? ? ?? ? ? ? ??? 0.1% ?? ??? ???
????(GHS): GHS hazard pictogramsGHS hazard pictogramsGHS hazard pictograms
?? ?: Danger
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H372 ??? ?? ?? ???? ??(??, ??? ?? ??? ?? ??? ??)? ??? ??? ?? ???? ?? - ?? ?? ?? 1 ?? GHS hazard pictograms P260, P264, P270, P314, P501
H411 ??? ??? ?? ????? ??? ?? ????? ?? - ?? ?? 2
??????:
P202 ?? ?? ?? ??? ?? ???? ??? ???? ???.
P264 ?? ??? ?? ??? ????.
P264 ?? ??? ?? ??? ????.
P273 ???? ???? ???.
P280 ????/???/???/?????? ?????.
NFPA 704
0
4 0

??????? C??? ??, ??, ??

??? ??

White Solid

??

The R-(+)-form of Warfarin (W498500). Coumarin anticoagulant.

?? ??

The chiral carbon at position 9 produces two enantiomers, R- and S-warfarin. Commercially available warfarin (Coumadin or Jantoven) is a racemic mixture of S- and R-enantiomers.

??????? ?? ?? ? ???

???

?? ??

??????? ?? ??

???( 66)?? ??
??? ?? ??? ?? ?? ? ??
CONIER CHEM AND PHARMA LIMITED 		+8618523575427
 sales@conier.com China 49732 58
Shaanxi Dideu Medichem Co. Ltd 		+86-29-87569266 15319487004
 1015@dideu.com China 3954 58
China National Standard Pharmaceutical Corporation Limited 		+8615391658522
 overseasales@yongstandards.com China 11922 58
J & K SCIENTIFIC LTD. 18210857532
 jkinfo@jkchemical.com China 96815 76
Chemsky（shanghai）International Co.,Ltd. 021-50135380
shchemsky@sina.com China 32321 50
Daicel Chiral Technologies (China)CO.,LTD 021-50460086-9 15921403865
 han_yajun@dctc.daicel.com China 6576 65
Clearsynth Labs Limited +91-22-26355700
info@clearsynth.com India 9679 58
Cato Research Chemicals Inc. 020-81960175
min.he@cato-chem.com China 1955 55
Shanghai Kewel Chemical Co., Ltd. 021-64609169 18901607656
 greensnown@163.com China 9906 50
Sigma-Aldrich 021-61415566 800-8193336
 orderCN@merckgroup.com China 51456 80

??????? ?? ??:

Copyright 2019 ? ChemicalBook. All rights reserved