午夜插插,噜噜噜影院,啪啪伊人网,欧美熟夫,景甜吻戏视频,男人强操性感蕾丝美女视频在线网站,日本美女跳舞视频

2-Bromo-5-chloro-4-methoxypyridine

2-Bromo-5-chloro-4-methoxypyridine ??? ???
?? ??:
1211520-39-6
???:
2-Bromo-5-chloro-4-methoxypyridine
???(??):
2-Bromo-5-chloro-4-methoxypyridine;Pyridine, 2-bromo-5-chloro-4-methoxy-
CBNumber:
CB23131781
???:
C6H5BrClNO
??? ??:
222.47
MOL ??:
1211520-39-6.mol

2-Bromo-5-chloro-4-methoxypyridine ??

?? ?
249.1±35.0 °C(Predicted)
??
1.650±0.06 g/cm3(Predicted)
?? ??
under inert gas (nitrogen or Argon) at 2-8°C
?? ?? (pKa)
-0.19±0.18(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 ??·?·??·???·??·...·????? ??? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.

2-Bromo-5-chloro-4-methoxypyridine C??? ??, ??, ??

2-Bromo-5-chloro-4-methoxypyridine ?? ?? ? ???

???

?? ??

2-Bromo-5-chloro-4-methoxypyridine ?? ??

???( 21)?? ??
??? ?? ??? ?? ?? ? ??
Suzhou ARTK Medchem Co., Ltd. 		+86-512-68323658 +86-18168183658
 sales1@artkmedchem.com China 39004 58
Chiba Pharmaceutical Science and technology Co, Ltd. 0531-81313138 13066006660
 chibapharm@foxmail.com China 3994 55
Bide Pharmatech Ltd. 400-164-7117 13681763483
 product02@bidepharm.com China 42446 60
Nanjing XiZe Biotechnology CO., Ltd. 025-66023220 0086-15250997978
 1511893459@qq.com China 8391 55
Changzhou Hopschain Chemical Co.,Ltd. 0519-85528066 13775048983
 sales@hopschem.com China 31553 55
Aikon International Limited 025-58859352 18068836627
 dt3@aikonchem.com China 15494 58
Shanghai HongMin Pharmaceutical Co., Ltd. 13651987816
 hongminpharm@163.com China 2313 58
Xi'an Zhenghao Biotechnology Co., Ltd 19829389091
 399787610@qq.com China 2695 58
Shanghai Haohong Pharmaceutical Co., Ltd. 400-8210725 4008210725
 malulu@leyan.com China 39993 58
Shaanxi Yudingzhuo Medical Technology Co., Ltd. 18992018580 18165105898
 13608210612@163.com China 2946 58
Copyright 2019 ? ChemicalBook. All rights reserved