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Methyl p-toluenesulfonate kemikali ohun ini

2022-06-22
Methyl 4-toluenesulfonate, ti a tun pe ni methyl p-toluenesulfonate (methylp-toluenesulfonate), jẹ agbedemeji kemikali Organic pataki, ti a lo ni iṣelọpọ ti awọn awọ ati iṣelọpọ Organic, bi igbaradi Iwe-kemikali ti awọn ohun elo aise methylation. Methyl 4-toluenesulfonic acid tun le ṣee lo bi yiyan methylation reagent fun iṣelọpọ Organic, ti a lo ninu iṣelọpọ awọn awọ ati iṣelọpọ Organic, ti a lo fun igbaradi ti awọn ohun elo aise methylation, reagent methylation yiyan ati ayase fun iṣelọpọ Organic.


Kirisita funfun. Ojuami yo 28-29â, aaye farabale 292â, 146-147â (1.2kPa), iwuwo ibatan 1.231 (20/4â). Soluble ni ethanol, ether, benzene, insoluble in water. Hygroscopic.


Lati iṣesi ti p-toluene sulfonyl kiloraidi pẹlu kẹmika kẹmika. Illa p-toluene sulfonyl kiloraidi ati kẹmika, laiyara fi 25% soda hydroxide ojutu, awọn iwọn otutu ti wa ni dari ni isalẹ 25â, to pH 9, da fifi alkali, Chemicalbook tesiwaju lati aruwo 2h, fi moju. A mu awọn ifaseyin Layer isalẹ, a fa jade Layer oke pẹlu benzene, ati ojutu ti a fa jade ni idapo pẹlu ipele kekere lẹhin atunlo benzene, ti a wẹ pẹlu omi ati 5% ojutu carbonate potasiomu ni titan, ati pe ọja ti o pari ni a gba nipasẹ distillation igbale. lẹhin gbigbe.


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