PROCESS FOR PRODUCING alpha,omega-CHLOROALKANES (CHLOROHYDRINS)
FIELD: industrial organic synthesis. ^ SUBSTANCE: invention relates to production of alpha,omega-chloroalkanes (chlorohydrins), which are employed for production of diol monoethers used in varnish-and-paint industry in production of polyoxyamides, such as Niplon-2 varnish, designed for impregnation...
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Zusammenfassung: | FIELD: industrial organic synthesis. ^ SUBSTANCE: invention relates to production of alpha,omega-chloroalkanes (chlorohydrins), which are employed for production of diol monoethers used in varnish-and-paint industry in production of polyoxyamides, such as Niplon-2 varnish, designed for impregnation of glass-carbon fabrics to impart heat-retention properties as well as intermediates in production of dyes, halogen-substituted polymers, pharmaceutics, polymerization catalysts, plasticizers. Process of invention comprises catalytic chlorination of diols with carbon tetrachloride in presence of 0.1 mmole Mo(CO)6 at 120-140°C for 3-8 h, wherein molar ratio Mo(CO)6/diol/CCl4 = 1:200:1000. ^ EFFECT: reduced consumption of catalyst and reaction time, increased selectivity, reduced expenses, and simplified technology. ^ 1 tbl, 2 ex |
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