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

tert-butyl 2-oxo-5-azaspiro[3.4]octane-5-carboxylate

tert-butyl 2-oxo-5-azaspiro[3.4]octane-5-carboxylate ??? ???
?? ??:
1434141-78-2
???:
tert-butyl 2-oxo-5-azaspiro[3.4]octane-5-carboxylate
???(??):
5-Boc-5-azaspiro[3.4]octan-2-one;5-BOC-5-AZA-SPIRO[3.4]OCTANE-2-ONE;tert-butyl 2-oxo-5-azaspiro[3.4]octane-5-carboxylate;5-Azaspiro[3.4]octane-5-carboxylic acid, 2-oxo-, 1,1-dimethylethyl ester
CBNumber:
CB23122073
???:
C12H19NO3
??? ??:
225.28
MOL ??:
1434141-78-2.mol

tert-butyl 2-oxo-5-azaspiro[3.4]octane-5-carboxylate ??

?? ?
331.8±35.0 °C(Predicted)
??
1.14±0.1 g/cm3(Predicted)
?? ?? (pKa)
-0.90±0.20(Predicted)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
????(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 ??·?·??·???·??·...·????? ??? ????.
P264 ?? ??? ?? ??? ????.
P264 ?? ??? ?? ??? ????.
P270 ? ??? ??? ??? ???, ???? ???? ???.
P271 ?? ?? ??? ? ?? ???? ?????.
P280 ????/???/???/?????? ?????.
P301+P312 ??? ???? ??? ????(??)? ??? ????.
P302+P352 ??? ??? ??? ?? ????.
P304+P340 ???? ??? ??? ?? ??? ??? ???? ?? ??? ??? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
P330 ?? ?????.
P332+P313 ?? ??? ??? ???? ??· ??? ????.
P337+P313 ?? ?? ??? ???? ???? ??· ??? ????.
P362 ??? ??? ?? ?? ?? ?????
P403+P233 ??? ??? ? ?? ?? ??? ???? ?????.
P405 ???? ?????.
P501 ...? ??? / ??? ?? ???.

tert-butyl 2-oxo-5-azaspiro[3.4]octane-5-carboxylate C??? ??, ??, ??

tert-butyl 2-oxo-5-azaspiro[3.4]octane-5-carboxylate ?? ?? ? ???

???

?? ??

tert-butyl 2-oxo-5-azaspiro[3.4]octane-5-carboxylate ?? ??

???( 19)?? ??
??? ?? ??? ?? ?? ? ??
Hangzhou MolCore BioPharmatech Co.,Ltd. 		+86-057181025280; +8617767106207
 sales@molcore.com China 49734 58
Aladdin Scientific
tp@aladdinsci.com United States 52924 58
Suzhou ARTK Medchem Co., Ltd. 		+86-512-68323658 +86-18168183658
 sales1@artkmedchem.com China 39004 58
Amadis Chemical Company Limited 		571-89925085
sales@amadischem.com China 131957 58
PharmaBlock Sciences (Nanjing),Inc. 025-86918202 4000255188
 sales@pharmablock.com China 4986 55
Bide Pharmatech Ltd. 400-164-7117 13681763483
 product02@bidepharm.com China 41462 60
Shanghai Pingguo Pharmaceutical Co., Ltd. 021-20432229
2412110556@qq.com China 6017 55
Aikon International Limited 025-58851090 13611564524
 lwan@aikonchem.com China 15951 58
Shanghai Kaiwei Chemical Technology Co., Ltd. 021-58461859 15821823057
 service@aiviche.com China 49312 58
Shanghai Haohong Pharmaceutical Co., Ltd. 4008210725 4008210725
 malulu@leyan.com China 54987 58
Copyright 2019 ? ChemicalBook. All rights reserved