Über cyclische β-Diketone. 4. Mitteilung. Synthese und Eigenschaften von 2, 2-Dimethyl-,4, 4-Dimethyl-und 2, 2, 4, 4-Tetramethyl-cholestandion-(1,3)
作者:H. Mühle、Ch. Tamm
DOI:10.1002/hlca.19630460126
日期:——
On methylation with CH3-KOH cholestan-l,3-dione (II) yielded 2, 2-dimethyl-cholestan-l, 3-dione (V) as the main product and l-methoxy-Δ1-cholesten-3-one (I), 3-methoxy-Δ2-cholesten-l-one (III) and 2-methyl-Δ1-cholesten-3-one (IV) as minor products.
甲基化用CH 3 -KOH胆甾烷-1,3-二酮(II),得到2,2-二甲基-胆甾-1,3-二酮(V)作为主要产物和1-甲氧基Δ 1 -cholesten -3-酮(I),3-甲氧基- Δ 2 -cholesten -1-酮(III)和2-甲基- Δ 1 -cholesten -3-酮(IV)作为次要产物。