成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

Welcome to chemicalbook!
Chinese English Japanese Germany Korea
400-158-6606
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 2,4-DIMETHOXYBENZOATE
2150-41-6

METHYL 2,4-DIMETHOXYBENZOATE synthesis

14synthesis methods
-

Yield: 99%

Reaction Conditions:

with diiron nonacarbonyl at 180; for 1 h;Sealed tube;

Steps:

General procedure for the reaction of dimethyl carbonate with carboxylic acids.
General procedure: 1-3 mmol of catalyst Mn 2 (CO) 10 , 100 mmol of the carboxylic acid, and 300-400 mmol of dimethyl carbonate were placed into a 17 mL stainless steel microreactor. The reactor was sealed, and the reaction mixture was heated at 180° for 1 h. After the reaction was complete, the reactor was cooled to room temperature and opened. The reaction mixture was filtered through a layer of Al 2 O 3 . Unreacted dimethyl carbonate was distilled off, the residue was distilled at atmospheric or reduced pressure, or crystallized.

References:

Khusnutdinov;Shchadneva;Mayakova, Yu. Yu. [Russian Journal of General Chemistry,2018,vol. 88,# 1,p. 15 - 19][Zh. Obshch. Khim.,2018,vol. 88,# 1,p. 18 - 22,5]

METHYL 2,4-DIMETHOXYBENZOATE Related Search: