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 2,3-Dimethoxybenzaldehyde
86-51-1

2,3-Dimethoxybenzaldehyde synthesis

11synthesis methods
-

Yield:86-51-1 94.4%

Reaction Conditions:

with triethylamine;magnesium chloride in 5,5-dimethyl-1,3-cyclohexadiene at 100; for 6 h;

Steps:

1; 2 Example 2: Preparation of 2,3-dimethoxybenzaldehyde:
Add 2823 mg o-dimethoxybenzene to the reactor.Add 10 ml of xylene,Stirring,Add 1200 mg of formaldehyde to room temperature.Then stir at room temperature for 20 minutes.Add 3903 mg of anhydrous magnesium chloride and 4150 mg of triethylamine.The reaction was then continuously stirred at 100 ° C for 6 hours.After the reaction is completed,After the post-treatment and purification process,The compound 2,3-dimethoxybenzaldehyde is obtained,The yield was 94.4%.

References:

Shanghai Huajin Bio-technology Co., Ltd.;Bu Gonggaofamingren CN108794317, 2018, A Location in patent:Paragraph 0007-0010

FullText

2,3-Dimethoxybenzaldehyde Related Search:

昌宁县| 和林格尔县| 唐海县| 巴青县| 南和县| 绥德县| 丹寨县| 长岭县| 汉源县| 葫芦岛市| 新晃| 资兴市| 六安市| 安陆市| 察雅县| 门源| 太原市| 乳山市| 潞西市| 嘉祥县| 平塘县| 丰都县| 浏阳市| 华坪县| 攀枝花市| 栾城县| 乌兰县| 南涧| 郁南县| 肥城市| 芮城县| 六枝特区| 三原县| 东安县| 托克逊县| 酒泉市| 靖安县| 霍州市| 上杭县| 柏乡县| 霍林郭勒市|