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

2-AMINO-5-BROMO-3-????

2-AMINO-5-BROMO-3-????
2-AMINO-5-BROMO-3-???? ??? ???
?? ??:
74290-67-8
???:
2-AMINO-5-BROMO-3-????
???(??):
2-AMINO-5-BROMO-3-????
???:
2-AMINO-5-BROMO-3-METHYLPYRAZINE
???(??):
Pyrazinamine, 5-bromo-3-methyl-;5-bromo-3-methylpyrazin-2-amine;2-Pyrazinamine,5-bromo-3-methyl-;2-AMINO-5-BROMO-3-METHYLPYRAZINE;5-BROMO-3-METHYLPYRAZIN-2-YLAMINE
CBNumber:
CB9802089
???:
C5H6BrN3
??? ??:
188.03
MOL ??:
74290-67-8.mol

2-AMINO-5-BROMO-3-???? ??

?? ?
272.4±35.0 °C(Predicted)
??
1.699±0.06 g/cm3(Predicted)
?? ??
under inert gas (nitrogen or Argon) at 2–8 °C
?? ?? (pKa)
2.00±0.10(Predicted)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
HS ?? 2933998090
????(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
H332 ???? ??? ?? ?? ?? ?? ?? 4 ?? GHS hazard pictograms P261, P271, P304+P340, P312
H335 ?? ???? ??? ? ?? ?? ???? ?? - 1? ??;???? ?? ?? 3 ?? GHS hazard pictograms
??????:
P280 ????/???/???/?????? ?????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
P310 ?? ????(??)? ??? ????. ???? ?? ????(??)? ??? ????.

2-AMINO-5-BROMO-3-???? C??? ??, ??, ??

2-AMINO-5-BROMO-3-???? ?? ?? ? ???

???

?? ??

2-AMINO-5-BROMO-3-???? ?? ??

???( 82)?? ??
??? ?? ??? ?? ?? ? ??
Alchem Pharmtech,Inc. 		8485655694
sales@alchempharmtech.com United States 63687 58
career henan chemical co 		+86-0371-86658258 +8613203830695
 factory@coreychem.com China 29810 58
Guangzhou Yuheng Pharmaceutical Technology Co., Ltd 		+8613580539051
 joe@yuhengpharm.com CHINA 21142 58
Hefei TNJ Chemical Industry Co.,Ltd. 		+86-0551-65418684 +8618949823763
 sales@tnjchem.com China 25356 58
Coresyn Pharmatech Co., Ltd. 		+86-571-86626709 +86-18157142896
 cbc@coresyn.com China 9984 58
LEAPCHEM CO., LTD. 		+86-852-30606658
market18@leapchem.com China 43340 58
Aladdin Scientific 		+1-+1(833)-552-7181
sales@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
Bejing Famous Pharmaceutical Technology Co., Ltd. 13331045123
 1963319514@qq.com China 14221 58

2-AMINO-5-BROMO-3-???? ?? ??:

Copyright 2019 ? ChemicalBook. All rights reserved