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-????????,4-???-5-???-

2-????????,4-???-5-???-
2-????????,4-???-5-???- ??? ???
?? ??:
89499-42-3
???:
2-????????,4-???-5-???-
???(??):
2-????????,4-???-5-???-
???:
2-Thiophenecarboxylic acid, 4-amino-5-bromo-
???(??):
4-amino-5-bromothiophene-2-carboxylic acid;4-Amino-5-bromo-2-thiophenecarboxylic acid;2-Thiophenecarboxylic acid, 4-amino-5-bromo-
CBNumber:
CB41094129
???:
C5H4BrNO2S
??? ??:
222.06
MOL ??:
89499-42-3.mol

2-????????,4-???-5-???- ??

???
192-193 °C
?? ?
439.3±45.0 °C(Predicted)
??
2.020±0.06 g/cm3(Predicted)
?? ??
under inert gas (nitrogen or Argon) at 2–8 °C
?? ?? (pKa)
4.38±0.10(Predicted)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
????(GHS): GHS hazard pictograms
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
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-????????,4-???-5-???- C??? ??, ??, ??

2-????????,4-???-5-???- ?? ?? ? ???

???

?? ??

2-????????,4-???-5-???- ?? ??

???( 26)?? ??
??? ?? ??? ?? ?? ? ??
Alchem Pharmtech,Inc. 		8485655694
sales@alchempharmtech.com United States 63687 58
Fuxin Pharmaceutical 		+86-021-021-50872116 +8613122107989
 contact@fuxinpharm.com China 10032 58
Hefei Hirisun Pharmatech Co., Ltd 		+8615056975894
 shawn@hirisunpharm.com CHINA 9911 58
Dayang Chem (Hangzhou) Co.,Ltd. 		571-88938639 +8617705817739
 info@dycnchem.com China 52849 58
CD Chemical Group Limited 		+8615986615575
 info@codchem.com China 20342 58
PT CHEM GROUP LIMITED 		+86-85511178; +86-85511178;
 peter68@ptchemgroup.com China 35425 58
Aladdin Scientific 		+1-+1(833)-552-7181
sales@aladdinsci.com United States 52924 58
Amadis Chemical Company Limited 		571-89925085
sales@amadischem.com China 131957 58
Shanghai Sinch Parmaceuticals Tech. Co. Ltd. +86-21-54098501
sales@sinch.com.cn China 11598 64
Chengdu AstaTech Trading Co., Ltd./AstaTech (Chengdu) Pharma. Co., Ltd. +86-28-85122536 85324413
market@astatech.cn China 8026 55

2-????????,4-???-5-???- ?? ??:

Copyright 2019 ? ChemicalBook. All rights reserved