| 摘要 |
<p>Prepn. of benzothiazole - sulphinamides-2 of formula (where R and R' are both isopropyl, both beta-cyanoethyl, or together with N form piperidino or 2', 6' dimethyl morpholino) by oxidn. of the corresponding sulphonamide with Nacl in aqueous alkali pref. sodium (bi) carbonate at less than 30 degrees C. Useful as rubber vulcanisation accelerators.</p> |
