methyl 3-(4-chlorophenyl)propiolate |
3-(4-chlorophenyl)propiolic acid methyl ester |
methyl (4-chlorophenyl)propargylate |
(4-chlorophenyl)propargylic acid methyl ester |
methyl 3-(4-chlorophenyl)-2-propynoate |
3-(4-chlorophenyl)-2-propynoic acid methyl ester |