2-Ethenyl-5,6-dihydro-4,4,6-trimethyl-4H-1,3-oxazin-6-ol, sulfate (1:1) 4H-1,3-Oxazin-6-ol, 2-ethenyl-5,6-dihydro-4,4,6-trimethyl-, sulfate(1:1) (salt) 5,6-Dihydro-4,4,6-trimethyl-2-vinyl-4H-1,3-oxazin-6-yl sulphate 67874-34-4 EINECS 267-464-6