DERIVATIVES OF 16,17-DIHYDROXYPREGNANE

• Main Authors: LASZLO SZPORNY, ARPAD KIRALY, SANDOR HOLLY, KRISZTINA SZEKELY, ANNA BOOR, JANOS CSORGEI, CSABA MOLNAR, GYORGY HAJOS, JOZSEF SZUNYOG, JOZSEF TOTH, GYORGY FEKETE, BULCSU HERENYI, LILLA FORGACS
• Format: Patent
• Language: English
• Published: 20.09.1990
• Edition: 5
• Subjects: CHEMISTRY; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE; METALLURGY; ORGANIC CHEMISTRY; PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES; SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS; STEROIDS

The invention relates to novel DELTA -16 alpha ,17-dihydroxy-pregnane-16,17-cyclic aldehyde acetal and -cyclic ketone ketal derivatives of general formula (I), wherein A stands for hydrogen or hydroxyl group; X stands for hydrogen or halogen with the proviso that if A is hydrogen, then X also means...