Analogs of Tetracycline. I. Preparation of 1-(2-Hydroxyphenyl)-3-(2-ketocyclohexyl) Propane-1,3-dione and 1-(2-Hydroxyphenyl)-3-(2-ketocyclohexyl)-3-keto-1-propene
Analogs of Tetracycline. I. Preparation of 1-(2-Hydroxyphenyl)-3-(2-ketocyclohexyl) Propane-1,3-dione and 1-(2-Hydroxyphenyl)-3-(2-ketocyclohexyl)-3-keto-1-propene