共 10 条
[3]
CURD JH, 1955, J CHEM SOC, P1853
[4]
PYRAZINE CHEMISTRY .5. DIELS-ALDER REACTIONS OF SOME 2,5-DIHYDROXYPYRAZINES
[J].
JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1,
1973, (04)
:404-409
[5]
NEUNHOEFFER H, 1972, LIEBIG ANN CHEM, V39, P741
[7]
REACTION OF 1,3-OXAZIN-6-ONES WITH YNAMINES AND KETENE N,O-ACETALS
[J].
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION IN ENGLISH,
1974, 13 (08)
:533-534
[8]
Streitwieser A., 1961, MOL ORBITAL THEORY O
[10]
WHEELER K, 1909, J AM CHEM SOC, V42, P301