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!

ChemicalBook CAS DataBase List N-METHYLTHIOUREA
598-52-7

N-METHYLTHIOUREA synthesis

11synthesis methods
-

Yield:-

Reaction Conditions:

with ammonium hydroxide in methanol for 2 h;Reflux;

Steps:


General procedure: A solution of 8 (5 mmol) in methanol (10 mL) was treated with concentrated ammonia (10 mmol). The mixture was heated at reflux for 2 h, concentrated under reduced pressure, and extracted with DCM and water (three times), and the organic phase was thencollected, washed with brine (20 mL 3), dried over Na2SO4 and concentrated under reduced pressure to obtain the desired product(8) in 80%-90% yield.

References:

Zeng, Yan-Qun;Cao, Rui-Yuan;Yang, Jian-Ling;Li, Xing-Zhou;Li, Song;Zhong, Wu [European Journal of Medicinal Chemistry,2016,vol. 119,p. 83 - 95]

FullText

N-METHYLTHIOUREA Related Search:

元氏县| 大英县| 屏东县| 桦甸市| 北票市| 定结县| 江津市| 唐河县| 同心县| 湘潭市| 石河子市| 凉山| 重庆市| 高雄县| 康平县| 伊春市| 都匀市| 兴安盟| 鹰潭市| 定安县| 沿河| SHOW| 阿坝| 大城县| 将乐县| 神农架林区| 晋宁县| 英超| 景洪市| 龙里县| 固镇县| 海盐县| 大田县| 宣武区| 珠海市| 北安市| 富宁县| 武川县| 白水县| 平顺县| 桐梓县|