Selecteer een pagina
Main Uses Of Phenolphthalein

Main Uses Of Phenolphthalein

1. Used as an acid-base indicator and an indicator for determining the acid value of oil Phenolphthalein has a very interesting color-changing reaction. Under acid-near-neutral conditions (pH0-8.2), phenolphthalein molecules do not dissociate and are colorless. In the...
Synthese van trimethylorthoacetaat

Synthese van trimethylorthoacetaat

Trimethyl -orthoacetaat, also known as trimethoxyethane, is an important primary acid ester, the molecular formula (C5H12O3) is mainly used in medicine, pesticiden, spices and other synthesis. The usual synthesis methods are acetonitrile process, which uses...
Syntheseproces van dichlooracetylchloride

Syntheseproces van dichlooracetylchloride

Dichloroacetyl chloride is an important intermediate in the production of insecticides and herbicides, en wordt ook veel gebruikt op het gebied van hulpstoffen en farmaceutische synthese. The main synthesis methods are dichloroacetate acyl chloride method and...