共 29 条
[1]
BIRCH AJ, 1951, ANN REPTS PROGR CHEM, V48, P204
[2]
SYNTHESIS OF 11-KETO STEROIDS
[J].
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY,
1951, 73 (05)
:2396-2397
[7]
DJERASSI C, J AM CHEM SOC