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4-Ethynylpyridine hydrochloride352530-29-1100 % similar 4-Ethynylpyridine2510-22-785 % similar 1,4-Diethynylbenzene935-14-852 % similar 1,2-Di(pyridin-4-yl)ethyne73564-69-948 % similar 3-Ethynylpyridine2510-23-846 % similar Phenylacetylene536-74-346 % similar 4-Cyanopyridine100-48-142 % similar 4-Bromopyridine hydrochloride19524-06-242 % similar 4-Fluoropyridine hydrochloride39160-31-142 % similar 4-Chloropyridine hydrochloride7379-35-342 % similar 4-Ethynylaniline14235-81-541 % similar Tris(4-ethynylphenyl)amine189178-09-441 % similar 4-Bromophenylacetylene766-96-141 % similar 4-Methylphenylacetylene766-97-241 % similar 1-Ethynyl-4-fluorobenzene766-98-341 % similar 4-Chlorophenylacetylene873-73-441 % similar 3-Ethynylaniline hydrochloride207226-02-641 % similar 4-Hydrazinylpyridine hydrochloride20815-52-539 % similar 4-Ethynyl-1,1′-biphenyl29079-00-339 % similar 1,3,5-Triethynylbenzene7567-63-739 % similar