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

???-2-??????? ???

???-2-??????? ???
???-2-??????? ??? ??? ???
?? ??:
6783-05-7
???:
???-2-??????? ???
???(??):
???-2-??????????
???:
E-PHENYLETHENYLBORONIC ACID
???(??):
STYRYLBORONIC ACID;TRANS-2-PHENYLVINYLBORONIC ACID;RARECHEM AH PB 0201;(E)-Styreneboronic acid;Phenylethenylboronicacid;trans-^b-Styrylboronic acid;TRANS-B-STYRENEBORONIC ACID;E-PHENYLETHENYLBORONIC ACID;TRANS-β-STYRENEBORONIC ACID;TRANS-PHENYLVINYLBORONIC ACID
CBNumber:
CB7685002
???:
C8H9BO2
??? ??:
147.97
MOL ??:
6783-05-7.mol
MSDS ??:
SDS

???-2-??????? ??? ??

???
146-156 °C(lit.)
?? ?
315.9±35.0 °C(Predicted)
??
1.130±0.06 g/cm3(Predicted)
?? ??
Inert atmosphere,Store in freezer, under -20°C
??? ??
?? ?/?? ?? ??
?? ?? (pKa)
9.38±0.43(Predicted)
??
?? ????? ??????
InChI
1S/C8H9BO2/c10-9(11)7-6-8-4-2-1-3-5-8/h1-7,10-11H/b7-6+
InChIKey
VKIJXFIYBAYHOE-VOTSOKGWSA-N
SMILES
OB(O)\C=C\c1ccccc1
CAS ??????
6783-05-7(CAS DataBase Reference)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? Xi
?? ???? ?? 36/37/38
????? 37/39-26
WGK ?? 3
?? ?? IRRITANT
HS ?? 29310099
???? ??? 11 - Combustible Solids
????(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 ??·?·??·???·??·...·????? ??? ????.
P304+P340 ???? ??? ??? ?? ??? ??? ???? ?? ??? ??? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
P405 ???? ?????.
NFPA 704
0
2 0

???-2-??????? ??? C??? ??, ??, ??

??? ??

Brown granular powder

??

E-Phenylethenylboronic acid is a reagent used for• ;Palladium (Pd)-catalyzed Suzuki-Miyaura coupling reactions
1 Rhodium (Rh)-catalyzed intramolecular amination of aryl azides
2 Diastereoselective synthesis via Pd-catalyzed Heck-Suzuki cascade reaction
3 Copper (Cu)-mediated cyanation
4 Rhodium (Rh)-catalyzed asymmetric addition
5 Diastereoselective synthesis via iridium (Ir)-catalyzed addition
6 Palladium (Pd)-catalyzed cascade cyclization
7 Reagent used in Preparation of • ;Optically active unsaturated amino acids by diastereoselective Petasis borono-Mannich reactio

???-2-??????? ??? ?? ?? ? ???

???

?? ??


???-2-??????? ??? ?? ??

???( 125)?? ??
??? ?? ??? ?? ?? ? ??
Shaanxi Dideu Medichem Co. Ltd
+86-29-87569262 +86-15003564040
1056@dideu.com China 3970 58
ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
+86-13017695106 +86-13676922317
jiuyitime@fdachem.com China 16512 58
Capot Chemical Co.,Ltd.
+86-(0)57185586718 +86-13336195806
sales@capot.com China 29640 60
Jinan Carbotang Biotech Co.,Ltd.
+8615866703830
figo.gao@foxmail.com China 8497 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
CONIER CHEM AND PHARMA LIMITED
+8618523575427
sales@conier.com China 49979 58
Zhengzhou Alfa Chemical Co.,Ltd
+8618530059196
sale04@alfachem.cn China 9545 58
Career Henan Chemica Co
+86-0371-86658258 +8613203830695
laboratory@coreychem.com China 30224 58
Hefei TNJ Chemical Industry Co.,Ltd.
+86-0551-65418671 +8618949823763
sales@tnjchem.com China 34563 58

???-2-??????? ??? ?? ??:

Copyright 2019 ? ChemicalBook. All rights reserved
隆子县| 双流县| 辉县市| 安庆市| 宜丰县| 渑池县| 高尔夫| 富裕县| 武胜县| 盐城市| 临沂市| 铜鼓县| 宁城县| 固始县| 巫溪县| 荣成市| 黄石市| 万宁市| 周至县| 洛阳市| 延寿县| 海城市| 华阴市| 武威市| 大理市| 庄浪县| 铅山县| 绍兴县| 抚远县| 额尔古纳市| 宁德市| 抚松县| 东方市| 伊通| 灵武市| 安西县| 蕉岭县| 郸城县| 犍为县| 化德县| 郯城县|