一二三四区视频,亚洲少妇熟女色,日本久热无码视频网,欧美国产日韩大尺度,亚洲a视频,久久少妇一区二区,日韩999无码视频,刺激久久久久久久,啊啊啊啊不要啊在线

5-???-4-???????-2(1H)-????

5-???-4-???????-2(1H)-????
5-???-4-???????-2(1H)-???? ??? ???
?? ??:
913836-17-6
???:
5-???-4-???????-2(1H)-????
???(??):
5-???-4-???????-2(1H)-????
???:
5-BROMO-4-METHOXYCARBONYL-2(1H)-PYRIDINONE
???(??):
METHYL 5-BROMO-2-HYDROXYISONICOTINATE;Methyl 5-bromo-2-hydroxyisonicotinate 98%;5-BROMO-4-METHOXYCARBONYL-2(1H)-PYRIDINONE;Methyl 5-broMo-2-hydroxypyridine-4-carboxylate;METHYL 5-BROMO-2-HYDROXY-4-PYRIDINECARBOXYLATE;Methyl 5-bromo-2-oxo-1h-pyridine-4-carboxylate;Methyl 5-broMo-2-oxo-1,2-dihydropyridine-4-carboxylate;5-BROMO-4-METHOXYCARBONYL-2(1H)-PYRIDINONE ISO 9001:2015 REACH;5-Bromo-1,2-dihydro-2-oxo-pyridin-4-carboxylic acid methyl ester;4-Pyridinecarboxylic acid, 5-broMo-1,2-dihydro-2-oxo-, Methyl ester
CBNumber:
CB2842082
???:
C7H6BrNO3
??? ??:
232.03
MOL ??:
913836-17-6.mol

5-???-4-???????-2(1H)-???? ??

?? ?
325.3±42.0 °C(Predicted)
??
1.737±0.06 g/cm3(Predicted)
?? ??
Inert atmosphere,Room Temperature
?? ?? (pKa)
8.96±0.10(Predicted)
??? ??
??
??? ??
??? ??
??
???
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? Xi
?? ?? ?? Irritant
HS ?? 2933399990
????(GHS): Exclamation Mark (GHS07)
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H315 ??? ??? ??? ????? ?? ????? ?? 2 ?? P264, P280, P302+P352, P321,P332+P313, P362
H319 ?? ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 2A ?? P264, P280, P305+P351+P338,P337+P313P
H335 ?? ???? ??? ? ?? ?? ???? ?? - 1? ??;???? ?? ?? 3 ??
??????:
P261 ??·?·??·???·??·...·????? ??? ????.
P271 ?? ?? ??? ? ?? ???? ?????.
P280 ????/???/???/?????? ?????.

5-???-4-???????-2(1H)-???? C??? ??, ??, ??

5-???-4-???????-2(1H)-???? ?? ?? ? ???

???

?? ??


5-???-4-???????-2(1H)-???? ?? ??

???( 108)?? ??
??? ?? ??? ?? ?? ? ??
ATK CHEMICAL COMPANY LIMITED
+undefined-21-51877795
ivan@atkchemical.com China 33024 60
career henan chemical co
+86-0371-86658258 +8613203830695
sales@coreychem.com China 29812 58
Alchem Pharmtech,Inc.
8485655694
sales@alchempharmtech.com United States 63687 58
Wuhan Chemwish Technology Co., Ltd
027-67849912
sales@chemwish.com CHINA 10821 58
Guangzhou Yuheng Pharmaceutical Technology Co., Ltd
+8613580539051
joe@yuhengpharm.com CHINA 21142 58
Hubei Ipure Biology Co., Ltd
+8613367258412
ada@ipurechemical.com China 10236 58
HONG KONG IPURE BIOLOGY CO.,LIMITED
86 18062405514 18062405514
ada@ipurechemical.com CHINA 3461 58
ANHUI WITOP BIOTECH CO., LTD
+8615255079626
eric@witopchemical.com China 23541 58
Dideu Industries Group Limited
+86-29-89586680 +86-15129568250
1026@dideu.com China 28509 58
RR Scientific LLC
+86-13917743231
sales@rrscientific.com United States 878 58

5-???-4-???????-2(1H)-???? ?? ??:

Copyright 2019 ? ChemicalBook. All rights reserved
安丘市| 贵阳市| 万宁市| 甘洛县| 客服| 客服| 随州市| 桐城市| 周口市| 田东县| 景泰县| 尉犁县| 阳江市| 罗田县| 历史| 阜阳市| 临城县| 营山县| 永德县| 阿克苏市| 科尔| 苍山县| 兴安盟| 三明市| 福清市| 合肥市| 永胜县| 东莞市| 开平市| 浦江县| 武平县| 团风县| 会昌县| 怀来县| 皮山县| 商南县| 康马县| 普安县| 永仁县| 临湘市| 当雄县|