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-?????????????? ??? ???
?? ??:
5445-17-0
???:
2-??????????????
???(??):
2-??????????????;??2-??????????;?? 2-????????
???:
Methyl 2-bromopropionate
???(??):
Methyl 2-bromopropanoate;methyl 2-bromoacrylate;2-BROMOPROPIONATE;METHYL DL-2-BROMOPROPIONATE;Propanoic acid, 2-bromo-, methyl ester;2-Bromopropi;2-MethylbroMide;2-Bromopropionic;DL-a-bromopropionate;Methyl 2-broMopropion
CBNumber:
CB0768658
???:
C4H7BrO2
??? ??:
167
MOL ??:
5445-17-0.mol
MSDS ??:
SDS

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

???
177-180 °C(Solv: water (7732-18-5))
?? ?
51 °C/19 mmHg (lit.)
??
1.497 g/mL at 25 °C (lit.)
???
n20/D 1.451(lit.)
???
125 °F
?? ??
Inert atmosphere,2-8°C
???
?: ???
??? ??
??
??
????~???
???
?? ? ??
BRN
1720592
InChI
1S/C4H7BrO2/c1-3(5)4(6)7-2/h3H,1-2H3
InChIKey
ACEONLNNWKIPTM-UHFFFAOYSA-N
SMILES
COC(=O)C(C)Br
CAS ??????
5445-17-0(CAS DataBase Reference)
NIST
Propanoic acid, 2-bromo-, methyl ester(5445-17-0)
EPA
Methyl 2-bromopropionate (5445-17-0)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? C,Xi
?? ???? ?? 10-34-36/37-36/37/38
????? 16-26-27-36/37/39-45-37/39
????(UN No.) UN 2920 8/PG 2
WGK ?? 3
TSCA TSCA listed
?? ?? 3
???? III
HS ?? 29159080
???? ??? 3 - Flammable liquids
Hazard Classifications Eye Dam. 1
Flam. Liq. 3
Skin Corr. 1B
STOT SE 3
???? ?? KE-03709
????(GHS): Flame (GHS02)Corrosion (GHS05)Exclamation Mark (GHS07)
?? ?: Danger
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H226 ??? ?? ? ?? ??? ?? ?? 3 ??
H314 ??? ?? ??? ?? ??? ??? ????? ?? ????? ?? 1A, B, C ?? P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
H335 ?? ???? ??? ? ?? ?? ???? ?? - 1? ??;???? ?? ?? 3 ??
??????:
P210 ?·???·??·????? ????? - ?? ???.
P233 ??? ??? ?????. ??? ??? ? ?? ?? ??? ???? ?????.
P240 ??? ????? ?? ? ??????.
P280 ????/???/???/?????? ?????.
P303+P361+P353 ??(?? ????)? ??? ??? ?? ??? ??? ????? ??? ?? ????/?????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
NFPA 704
2
2 0

2-?????????????? MSDS


2-Bromopropionic acid methyl ester

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

??? ??

clear colourless to slightly yellow liquid

??

Methyl 2-bromopropionate was used as initiator during the synthesis of polymer brushes with single-walled carbon nanotubes as backbones. It was used as starting reagent for the synthesis of 2-18F-fluoropropionic acid, positron emission tomography imaging agent for prostate cancer.

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

???

?? ??


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

???( 368)?? ??
??? ?? ??? ?? ?? ? ??
Hebei Chuanghai Biotechnology Co., Ltd
+86-15350571055
Sibel@chuanghaibio.com China 8738 58
Hebei Yanxi Chemical Co., Ltd.
+86-17531190177
faithe@yan-xi.com China 5853 58
Capot Chemical Co.,Ltd.
+86-(0)57185586718 +86-13336195806
sales@capot.com China 29640 60
Yancheng Longshen Chemical Co.,Ltd.
+86-18352073383 +86-18352073383
sales@longshenchem.com China 100 55
Henan Tianfu Chemical Co.,Ltd.
+86-0371-55170693 +86-19937530512
info@tianfuchem.com China 21585 55
career henan chemical co
+86-0371-86658258
sales@coreychem.com China 29812 58
Jinan Carbotang Biotech Co.,Ltd.
+8615866703830
figo.gao@foxmail.com China 8497 58
Xiamen AmoyChem Co., Ltd
+86-86-5926051114
sales@amoychem.com China 6366 58
CONIER CHEM AND PHARMA LIMITED

sales@conier.com China 49979 58
Shaanxi Dideu Medichem Co. Ltd
+86-29-87569266 +86-17392581500
1015@dideu.com China 3861 58

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

Copyright 2019 ? ChemicalBook. All rights reserved
峨边| 织金县| 巢湖市| 醴陵市| 临沧市| 东台市| 白城市| 乐清市| 封丘县| 新郑市| 句容市| 南平市| 梁平县| 平顶山市| 新干县| 宜都市| 长垣县| 凌海市| 沁水县| 红原县| 南岸区| 开化县| 武乡县| 蒲江县| 扎兰屯市| 共和县| 浮梁县| 色达县| 镶黄旗| 鄄城县| 岫岩| 隆回县| 曲周县| 周口市| 哈密市| 桐庐县| 扶沟县| 大方县| 花莲市| 肇东市| 利津县|