Addition of sulfur to alkyldihalogenphosphine
Abstract
Abstract 1. A METHOD FOR THE ADDITION TO SULFUR TO METHYL DICHLOROPHOSPHINE COMPRISING THE STEPS OF: REACTING METHYL DICHLOROPHOSPHINE WITH A RECYCLED HYDROLIZED REACTANT PRODUCT H3C-P(=S)(-SH)2 IN THE PRESENCE OF PHOSPHOROUS TRICHLORIDE, CONTINUOUSLY INTRODUCING CHLORINE GAS DURING SAID REACTION, MAINTAINING SAID REACTION UNDER REFLUX CONDITION OF SAID PHOSPHOROUS TRICHLORIDE TO PRODUCE METHYL DICHLOROPHOSPHINE SULFIDE AND HYDROCHLORIDE ACID, REACTION A PORTION OF SAID METHYL DICHLOROPHOSPHINE SULFIDE WITH A GASEOUS HYDROGEN SULFIDE IN THE PRESENCE OF A HEXANE OF METHYLENE CHLORIDE TO PRODUCE SAID HYDROLIZED REACTANT PRODUCT, H3C-P(=S)(-SH)2 AND HYDROCHLORIC ACID, SEPARATING SAID HYDROCHLORIC ACID, AND RECYCLING SAID HYDROLIZED REACTANT PRODUCT FOR REACTION WITH SAID METHYL DICHLOROPHOSPHINE IN ACCORDANCE WITH THE FIRST STEP OF THE METHOD.
Inventors
- 👤 E Trescott
- 👤 J Richards
Bibliographic Details
Claims Analysis
Total Claims: 2References Cited (Backward Citations)
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