天堂网亚洲,天天操天天搞,91视频高清,菠萝蜜视频在线观看入口,美女视频性感美女视频,95丝袜美女视频国产,超高清美女视频图片

Welcome to chemicalbook!
Chinese English Japanese Germany Korea
400-158-6606
Try our best to find the right business for you.
Do not miss inquiry messages Please log in to view all inquiry messages.

Welcome back!

ChemicalBook CAS DataBase List 4-BROMO-5-FLUORO-2-METHYLANILINE
52723-82-7

4-BROMO-5-FLUORO-2-METHYLANILINE synthesis

3synthesis methods
-

Yield: 71%

Reaction Conditions:

with N-Bromosuccinimide in N,N-dimethyl-formamide at 25; for 12 h;

Steps:

4-Bromo-5-fluoro-2-methylaniline
A mixture of NBS (14.22 g, 80 mmol), 5-fluoro-2-methylaniline (10 g, 80 mmol) and N,Ndimethylformamide (200 mL) was stirred at 2500 for 12 h. The mixture was then poured into water and the solid was filtered to afford the title compound (13 g, 71 % yield) as yellow solid. L0-MS m/z 204 (M+H), 1 .68 mm (ret. time).

References:

GLAXOSMITHKLINE INTELLECTUAL PROPERTY DEVELOPMENT LIMITED;ASTEX THERAPEUTICS LIMITED;KERNS, Jeffrey K.;YAN, Hongxing;CALLAHAN, James Francis;HEIGHTMAN, Thomas Daniel;BOEHM, Jeffrey Charles;WOOLFORD, Alison Jo-Anne WO2016/203401, 2016, A1 Location in patent:Page/Page column 72

4-BROMO-5-FLUORO-2-METHYLANILINE Related Search: