4-Fluoro-2-methylaniline

4-FLUOROPHENYL CHLOROFORMATE

4-HEPTADECYLUMBELLIFERONE

4'-N-HEPTYLACETOPHENONE

4-Hex-1-ynylbenzaldehyde

4-HYDRAZINO-5-METHYLTHIENO[2,3-D]PYRIMIDINE

4-HYDRAZINO-6-(2-PYRIDYL)-1,3,5-TRIAZIN-2-AMINE

4-HYDRAZINO-6-(3-PYRIDYL)-1,3,5-TRIAZIN-2-AMINE

4-HYDRAZINO-7-METHYLQUINOLINE