2-Propynal, 3-phenyl- 2579-22-8 3-Phenyl-2-propynal 3-Phenylpropynal AI3-33277 Benzenepropiolaldehyde EINECS 219-942-0 NSC 47568 Phenylacetylenecarboxaldehyde Phenylpropargylaldehyde Phenylpropiolaldehyde Phenylpropynal Propiolaldehyde, phenyl- (8CI)