又大又粗又爽的少妇免费视频,伊人伊成久久人综合 成人,高清日韩精品一在线观看视频,在线看h

<dd id="e1mvt"><strike id="e1mvt"></strike></dd>

<button id="e1mvt"><xmp id="e1mvt"><strike id="e1mvt"></strike>

<button id="e1mvt"></button>

<button id="e1mvt"></button>

利群化工

liqun chemical

PRODUCTS

liqun chemical

Dimethyl malonate

Product name Dimethyl malonate
CAS NO. 108-59-8
EINECS No. 203-597-8
Molecular formula C5H8O4
Molecular weight 132.11612
Structural formula
Physical and chemical properties Colorless liquid, miscible with ether, alcohol and oil, with aromatic smell.
Solubility Soluble in alcohol, ether and other organic solvents, slightly soluble in water.
Use For pharmaceutical and organic synthesis; Organic synthesis. It is often used as intermediate of pipemidic acid, perfume and pesticide.

HOME  |   ABOUT US  |   PRODUCTS  |   CULTURE  |   NEWS  |   FACTORY  |   CONTACT  |   中文版

Copyright(C)2022, Xuzhou Liqun Chemical Co., Ltd. All Rights Reserved. Supported by ChinaChemNet ChemNet Toocle Copyright Notice 備案序號:蘇ICP備14033556號