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 METHYL 3,3-DIMETHOXYPROPIONATE
7424-91-1

METHYL 3,3-DIMETHOXYPROPIONATE synthesis

9synthesis methods
-

Yield:-

Reaction Conditions:

with sodium carbonate in methanol at 25; for 1 h;

Steps:

1.1; 2.1; 3.1; 4.1; 5.1; 6.1
(1) Dissolve 20.00 g of diketene in 50 mL methanol, add 50.49 g of anhydrous sodium carbonate at room temperature, slowly add 75.64 g of trimethyl orthoformate, and react at 25°C for 60 minutes. After the reaction is complete, filter to remove the solids. Concentrate under pressure (-0.095Mp, 65°C) to obtain a colorless oily liquid, which is the product methyl 3,3-dimethoxypropionate.

References:

Anhui Jin He Industrial Co., Ltd.;Jiang Weiqiang;Yang Zhijian;Hou Fangfang CN111995519, 2020, A Location in patent:Paragraph 0020-0026

FullText

METHYL 3,3-DIMETHOXYPROPIONATE Related Search:

太白县| 青川县| 桂平市| 苗栗县| 环江| 通渭县| 定日县| 平和县| 鄂温| 宝丰县| 托克逊县| 汝城县| 周至县| 翁牛特旗| 鹤峰县| 蕲春县| 合川市| 仪陇县| 子洲县| 宝鸡市| 秦安县| 江安县| 韶山市| 池州市| 武胜县| 安阳县| 铁岭县| 九龙城区| 泽州县| 荃湾区| 湘潭市| 和顺县| 延川县| 社旗县| 苏尼特左旗| 建瓯市| 南投市| 庆元县| 凭祥市| 云林县| 溧阳市|