共 7 条
[1]
CAMPBELL N, 1949, J CHEM SOC, P33
[3]
KUNCKELL F, 1901, ANN, V314, P281
[4]
EXTRUSION OF SULPHUR .6. NOVEL RING-CONTRACTIONS GIVING PYRIDAZINES AND PYRAZOLES
[J].
JOURNAL OF THE CHEMICAL SOCIETY,
1963, (NOV)
:5496-&
[6]
PAAL C, 1900, CHEM BER, V33, P3795