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

??????

??????
?????? ??? ???
?? ??:
2919-23-5
???:
??????
???(??):
???????;??????
???:
Cyclobutanol
???(??):
Cyclobutyl alcohol;cyclobutano;cydobutanol;CYCLOBUTANOL;1-Cyclobutanol;Cyclobutanol>Cyclobutane-1-ol;CYCLOBUTANOL, 99+%;Cyclobutanol, 98+%;HYDROXYCYCLOBUTANE
CBNumber:
CB7112919
???:
C4H8O
??? ??:
72.11
MOL ??:
2919-23-5.mol
MSDS ??:
SDS

?????? ??

???
262-263 °C
?? ?
123 °C/733 mmHg (lit.)
??
0.921 g/mL at 25 °C (lit.)
???
n20/D 1.435(lit.)
???
70 °F
?? ??
Sealed in dry,2-8°C
???
????? ???.
??? ??
??
?? ?? (pKa)
15.31±0.20(Predicted)
??
???
BRN
2035937
InChI
1S/C4H8O/c5-4-2-1-3-4/h4-5H,1-3H2
InChIKey
KTHXBEHDVMTNOH-UHFFFAOYSA-N
SMILES
OC1CCC1
LogP
0.228 (est)
CAS ??????
2919-23-5(CAS DataBase Reference)
NIST
Cyclobutanol(2919-23-5)
EPA
Cyclobutanol (2919-23-5)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
?? ???? ?? 10
????? 23-24/25-16
????(UN No.) UN 1987 3/PG 2
WGK ?? 3
TSCA TSCA listed
?? ?? 3
???? II
HS ?? 29061990
???? ??? 3 - Flammable liquids
Hazard Classifications Flam. Liq. 2
????(GHS): Flame (GHS02)
?? ?: Danger
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H225 ???? ?? ? ?? ??? ?? ?? 2 ?? P210,P233, P240, P241, P242, P243,P280, P303+ P361+P353, P370+P378,P403+P235, P501
??????:
P210 ?·???·??·????? ????? - ?? ???.
NFPA 704
3
1 0

?????? C??? ??, ??, ??

??? ??

CLEAR COLOURLESS LIQUID

??

Has synthetic applications of gold-catalyzed ring expansions. Development of novel type of transition metal-catalyzed cascade reactions utilizing small ring systems and the applications.

?????? ?? ?? ? ???

???

?? ??


?????? ?? ??

???( 219)?? ??
??? ?? ??? ?? ?? ? ??
BTC Nantong Pharmaceuticals Technology Co.,Ltd
+86-0513-81283365
Info@btcpharm.com China 251 58
Nanjing Kaitian Chemical Co., LTD
+86-13337816511 +86-13337835376
kt_chem@126.com China 91 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
Changzhou Ditong Chemical Co.,Ltd
+86-0519-88298848
info@edengenechem.com China 2165 58
CONIER CHEM AND PHARMA LIMITED

sales@conier.com China 49979 58
career henan chemical co
+86-0371-86658258
factory@coreychem.com China 29792 58
Guangzhou Yuheng Pharmaceutical Technology Co., Ltd
+8613580539051
joe@yuhengpharm.com CHINA 21142 58
SIMAGCHEM CORP
+86-5922680277 +86-13806087780
sale@simagchem.com China 17346 58
Hefei TNJ Chemical Industry Co.,Ltd.
+86-0551-65418671 +86-189 4982 3763
sales@tnjchem.com China 34563 58

?????? ?? ??:

Copyright 2019 ? ChemicalBook. All rights reserved
皋兰县| 高台县| 本溪| 甘谷县| 铁岭市| 龙海市| 南岸区| 慈利县| 拜泉县| 吉林省| 阿坝县| 清远市| 莱阳市| 长宁县| 龙岩市| 繁峙县| 民权县| 竹山县| 微博| 错那县| 彭州市| 华亭县| 积石山| 余庆县| 固安县| 沂源县| 清水县| 安乡县| 郑州市| 昌都县| 宁强县| 新和县| 洛浦县| 潢川县| 天气| 吴堡县| 绩溪县| 台中县| 山阳县| 岱山县| 尚义县|