| 摘要 |
FIELD: chemistry.SUBSTANCE: invention relates to continuous production of 3-isothiazolinone derivatives and intermediate products thereof, involving continuously carrying out four steps: CH=CHCOCH+HS+S?(SCHCHCOCH)+S(SCHCHCOCH)I, II, III, S(SCHCHCOCH)+NaSO?(SCHCHCOCH)+NaSOIII, II. (SCHCHCOCH)+NHR?(SCHCHCONHR)+CHOH II, IV, V, (SCHCHCONHR)+Cl?IT-HCl+HCI, V, VI, where.EFFECT: fewer production apparatus, low power consumption, simple process and enabling use of large-scale production.17 cl, 4 dwg, 1 tbl, 8 ex |
