Carbenes having a vinylic groupon a carbenic carbon atom: R2C=CRCR: ![[2headed arrow]](/img5/l_files/RESARR.gif)
R2C+-CR=C-R: . See under 1,3-dipolar compounds. E.g. H2 C=CHCH: prop-2-en-1-ylidene.
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Carbenes having a vinylic groupon a carbenic carbon atom: R2C=CRCR: R2C+-CR=C-R: . See under 1,3-dipolar compounds. E.g. H2 C=CHCH: prop-2-en-1-ylidene.
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