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 Diethylphosphorodithioate
298-06-6

Diethylphosphorodithioate synthesis

8synthesis methods
Diethylphosphorodithioate was prepared by phosphorus pentasulfide stirred in absolute ethanol at 50~65℃ for 30-45min.
-

Yield:298-06-6 99%

Reaction Conditions:

with tetraphosphorus decasulfide at 100; for 20 h;

Steps:

7.2 Preparation of diethyl dithiophosphate
A three-necked reactor was equipped with a thermometer, a condenser, a stirrer, After the addition of an oil bath, phosphorus pentasulfite (112.2 g, 0.5 mol) and ethyl alcohol (111.7 g, 2 mol) were added and stirred at 100 ° C for 20 hours to obtain a green liquid (192.9 g, 99% .

References:

Korea Research Institute of Chemical Technology;Kang Ho-cheol;Sim Dae-seon KR101785337, 2017, B1 Location in patent:Paragraph 0264; 0265

FullText

Diethylphosphorodithioate Related Search:

开封县| 赤水市| 女性| 望谟县| 阿荣旗| 肥城市| 巴青县| 班玛县| 辛集市| 乾安县| 晋江市| 肇源县| 卫辉市| 福州市| 新郑市| 长泰县| 鄂托克前旗| 和林格尔县| 左贡县| 潮州市| 蕲春县| 达拉特旗| 灵石县| 陇川县| 汝城县| 连城县| 巴楚县| 阿勒泰市| 尼玛县| 常熟市| 固始县| 台中县| 新余市| 株洲市| 白水县| 长子县| 嘉禾县| 象州县| 河东区| 美姑县| 石嘴山市|