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

Welcome to chemicalbook!
Chinese English Japanese Germany Korea
010-86108875
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!

253120-65-9

N-{2-chloro-4-[(2-hydroxy-2-methylpropyl)amino]quinolin-3-yl}-2-ethoxyacetamide synthesis

5synthesis methods
133860-78-3 Synthesis
2-Propanol, 1-[(3-amino-2-chloro-4-quinolinyl)amino]-2-methyl-

133860-78-3
3 suppliers
inquiry

N-{2-chloro-4-[(2-hydroxy-2-methylpropyl)amino]quinolin-3-yl}-2-ethoxyacetamide

253120-65-9
1 suppliers
inquiry

-

Yield:253120-65-9 50%

Reaction Conditions:

with triethylamine in dichloromethane; for 3 h;

Steps:

6 Preparation of compound 2-6

Preparation of compound 2-6 To a solution of 2-5 (5.7 g, 21.5 mmol) and TEA (4 g, 40 mmol) in DCM( 100 mL) was added compound 2-ethoxyacetyl chloride (3 g). The mixture was stirred for 3hrs, and then it was washed with sat. brine. The organic layer was concentrated and theresidue was purified by silica gel column chromatography (EA: PE=1 :2). The desiredproduct was obtained (3.7 g, 50%).

References:

WO2013/67597,2013,A1 Location in patent:Page/Page column 79

70254-44-3 Synthesis
quinoline-2,4-diol

70254-44-3
30 suppliers
inquiry

N-{2-chloro-4-[(2-hydroxy-2-methylpropyl)amino]quinolin-3-yl}-2-ethoxyacetamide

253120-65-9
1 suppliers
inquiry

铁岭市| 铁岭市| 高陵县| 神池县| 木里| 紫金县| 永清县| 永修县| 阳山县| 昭通市| 东港市| 门源| 卓资县| 板桥市| 贞丰县| 沙洋县| 曲沃县| 威信县| 抚顺县| 普安县| 同江市| 收藏| 太湖县| 汨罗市| 温泉县| 县级市| 贵州省| 房产| 宜阳县| 安顺市| 自贡市| 正安县| 洞口县| 南平市| 陈巴尔虎旗| 布拖县| 西充县| 治县。| 双桥区| 辽中县| 团风县|