SYNTHESIS OF 9-METHYL-19-NORSTEROIDS

[21] STUDIES IN STEROID GROUP .76. METHYLATION OF ENOL ACETATES AND BROMO-KETONES . NUCLEAR MAGNETIC RESONANCE SPECTRA OF 11-KETO-STEROIDS [J]. JOURNAL OF THE CHEMICAL SOCIETY, 1965, (APR): : 2933 - +

[22] STUDIES IN THE STEROID GROUP .71. THE PREPARATION AND REACTIONS OF 9 ALPHA-METHYLERGOSTANE DERIVATIVES [J]. JOURNAL OF THE CHEMICAL SOCIETY, 1958, (JUN): : 2156 - 2166

[23] KLIMSTRA PD, 1969, CONTRACEPTION CHEMIC

[24] CONVERSION OF 17-KETO STEROIDS TO 20-OXYGENATED STEROIDS . A FACILE SYNTHESIS OF 19-NORPROGESTERONE [J]. JOURNAL OF ORGANIC CHEMISTRY, 1966, 31 (01) : 24 - &

[25] NAGATA W, 1966, TETRAHEDRON LETT, P1913

[26] NAGATA W, 1964, CHEM IND-LONDON, P1194

[27] NAGATA W, 1966, JUN P S DRUG RES MON

[28] SULFOXIDE-CARBODIIMIDE REACTIONS .2. SCOPE OF OXIDATION REACTION [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1965, 87 (24) : 5670 - &

[29] PFITZNER KE, Patent No. 6703618

[30] TANABE M, 1969, CHEM COMMUN, P1498

[21] STUDIES IN STEROID GROUP .76. METHYLATION OF ENOL ACETATES AND BROMO-KETONES . NUCLEAR MAGNETIC RESONANCE SPECTRA OF 11-KETO-STEROIDS [J]. JOURNAL OF THE CHEMICAL SOCIETY, 1965, (APR): : 2933 - +

[22] STUDIES IN THE STEROID GROUP .71. THE PREPARATION AND REACTIONS OF 9 ALPHA-METHYLERGOSTANE DERIVATIVES [J]. JOURNAL OF THE CHEMICAL SOCIETY, 1958, (JUN): : 2156 - 2166

[23] KLIMSTRA PD, 1969, CONTRACEPTION CHEMIC

[24] CONVERSION OF 17-KETO STEROIDS TO 20-OXYGENATED STEROIDS . A FACILE SYNTHESIS OF 19-NORPROGESTERONE [J]. JOURNAL OF ORGANIC CHEMISTRY, 1966, 31 (01) : 24 - &

[25] NAGATA W, 1966, TETRAHEDRON LETT, P1913

[26] NAGATA W, 1964, CHEM IND-LONDON, P1194

[27] NAGATA W, 1966, JUN P S DRUG RES MON

[28] SULFOXIDE-CARBODIIMIDE REACTIONS .2. SCOPE OF OXIDATION REACTION [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1965, 87 (24) : 5670 - &

[29] PFITZNER KE, Patent No. 6703618

[30] TANABE M, 1969, CHEM COMMUN, P1498