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 4-METHOXY-1-NAPHTHOL
84-85-5

4-METHOXY-1-NAPHTHOL synthesis

9synthesis methods
-

Yield:84-85-5 45%

Reaction Conditions:

with potassium carbonate in acetone at 20; for 24 h;

Steps:

1 synthesis of intermediate 1-1
18 g of 1,4-dihydroxynaphthalene was dissolved in 1 L of acetone, and then, 31 g of potassium carbonate and 11 g of methyl iodide were added thereto and then the mixture was stirred at room (e.g., ambient) temperature for 24 hours. The reaction solution was filtered, and the obtained filtrate was concentrated and the result was separation-purified by silica gel column chromatography to obtain Intermediate 1-1 (6.1 g, 45%)

References:

SAMSUNG DISPLAY CO., LTD.;KIM, JONG WOO;HWANG, SEOK HWAN;KIM, YOUNG KOOK;JUNG, HYE JIN;PARK, JUN HA;LEE, EUN YOUNG;LIM, JIN O;HAN, SANG HYUN;KIM, KWANG HYUN;JEONG, EUN JAE;KIM, SOO YON;LEE, JONG HYUK KR2015/29430, 2015, A Location in patent:Paragraph 0382-0385

FullText

4-METHOXY-1-NAPHTHOL Related Search:

林甸县| 钦州市| 普宁市| 武城县| 永安市| 奉贤区| 诸暨市| 乌拉特前旗| 新源县| 南开区| 麻城市| 北川| 团风县| 安康市| 富裕县| 千阳县| 辛集市| 巴楚县| 景泰县| 赫章县| 日照市| 五华县| 江永县| 招远市| 吉安市| 汨罗市| 汉寿县| 泗洪县| 马公市| 元谋县| 抚州市| 舞钢市| 葫芦岛市| 大宁县| 彰化县| 崇左市| 郓城县| 桃园县| 海门市| 池州市| 迁安市|