4-乙烯基苯甲酸, 4-Vinylbenzoic acid

乙烯基环戊烷, Vinylcyclopentane

2-乙烯萘, 2-Vinylnaphthalene

乙烯基三甲基硅烷, Vinyltrimethylsilane

维生素K1, Vitamin K{1}

黄嘌呤, Xanthine

二甲酚橙四钠盐, Xylenol Orange tetrasodium salt

邻亚二甲苯二氯, o-Xylylene Dichloride

溴化镱(III)水合物, Ytterbium(III) bromide hydrate

氟化镱(III), Ytterbium(III) fluoride