3377-92-2 EINECS 222-175-4 Ethenyl 2,2-dimethylpropanoate Pivalic acid, vinyl ester (6CI,7CI,8CI) Propanoic acid, 2,2-dimethyl-, ethenyl ester VeoVa 5 Vinyl pivalate Vinyl trimethylacetate Vynate Neo 5