BE557848A - - Google Patents
Info
- Publication number
- BE557848A BE557848A BE557848DA BE557848A BE 557848 A BE557848 A BE 557848A BE 557848D A BE557848D A BE 557848DA BE 557848 A BE557848 A BE 557848A
- Authority
- BE
- Belgium
- Prior art keywords
- dione
- acetoxy
- hydroxy
- bromo
- dibromo
- Prior art date
Links
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 51
- 238000000034 method Methods 0.000 claims description 44
- 230000008569 process Effects 0.000 claims description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical group [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 claims description 20
- 229910052808 lithium carbonate Inorganic materials 0.000 claims description 20
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 claims description 16
- QWDXPCIHJLBEQS-ZCFUGHDASA-N (8s,9s,10r,13s,14s,17s)-17-acetyl-10,13-dimethyl-5,6,7,8,9,12,14,15,16,17-decahydro-4h-cyclopenta[a]phenanthrene-3,11-dione Chemical compound C1CC2CC(=O)C=C[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H](C(=O)C)[C@@]1(C)CC2=O QWDXPCIHJLBEQS-ZCFUGHDASA-N 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 150000003431 steroids Chemical class 0.000 claims description 11
- 229910052744 lithium Inorganic materials 0.000 claims description 10
- 238000001556 precipitation Methods 0.000 claims description 10
- IQHSSYROJYPFDV-UHFFFAOYSA-N 2-bromo-1,3-dichloro-5-(trifluoromethyl)benzene Chemical group FC(F)(F)C1=CC(Cl)=C(Br)C(Cl)=C1 IQHSSYROJYPFDV-UHFFFAOYSA-N 0.000 claims description 9
- MAZMPHFJWNZKEQ-UHFFFAOYSA-L dilithium hydrogen carbonate bromide Chemical compound C([O-])(O)=O.[Li+].[Br-].[Li+] MAZMPHFJWNZKEQ-UHFFFAOYSA-L 0.000 claims description 8
- XMRPGKVKISIQBV-UHFFFAOYSA-N (+-)-5- Pregnane-3,20-dione Natural products C1CC2CC(=O)CCC2(C)C2C1C1CCC(C(=O)C)C1(C)CC2 XMRPGKVKISIQBV-UHFFFAOYSA-N 0.000 claims description 7
- 230000018044 dehydration Effects 0.000 claims description 7
- 238000006297 dehydration reaction Methods 0.000 claims description 7
- -1 lithium halide Chemical class 0.000 claims description 7
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 6
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 6
- XMRPGKVKISIQBV-BJMCWZGWSA-N 5alpha-pregnane-3,20-dione Chemical compound C([C@@H]1CC2)C(=O)CC[C@]1(C)[C@@H]1[C@@H]2[C@@H]2CC[C@H](C(=O)C)[C@@]2(C)CC1 XMRPGKVKISIQBV-BJMCWZGWSA-N 0.000 claims description 5
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims description 5
- FUFLCEKSBBHCMO-KJQYFISQSA-N 11-dehydrocorticosterone Chemical compound O=C1CC[C@]2(C)[C@H]3C(=O)C[C@](C)([C@H](CC4)C(=O)CO)[C@@H]4[C@@H]3CCC2=C1 FUFLCEKSBBHCMO-KJQYFISQSA-N 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 4
- 238000005984 hydrogenation reaction Methods 0.000 claims description 4
- 230000009467 reduction Effects 0.000 claims description 4
- HCXLRPPDYILCFL-GLRFCKCYSA-N (8R,9S,10R,13S,14S)-17-acetyl-10,13-dimethyl-4,5,6,7,8,9,11,12,14,15-decahydrocyclopenta[a]phenanthren-3-one Chemical compound CC(C1=CC[C@H]2[C@@H]3CCC4CC(C=C[C@]4(C)[C@H]3CC[C@]12C)=O)=O HCXLRPPDYILCFL-GLRFCKCYSA-N 0.000 claims description 3
- 238000006137 acetoxylation reaction Methods 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- 150000001408 amides Chemical class 0.000 claims description 3
- 238000005336 cracking Methods 0.000 claims description 3
- 238000007256 debromination reaction Methods 0.000 claims description 3
- NVUUMOOKVFONOM-GPBSYSOESA-N 19-Norprogesterone Chemical compound C1CC2=CC(=O)CC[C@@H]2[C@@H]2[C@@H]1[C@@H]1CC[C@H](C(=O)C)[C@@]1(C)CC2 NVUUMOOKVFONOM-GPBSYSOESA-N 0.000 claims description 2
- 235000018185 Betula X alpestris Nutrition 0.000 claims description 2
- 235000018212 Betula X uliginosa Nutrition 0.000 claims description 2
- XVJCWEYHCZGSHH-UHFFFAOYSA-M C(O)(O)=O.[Br-].[Li+] Chemical compound C(O)(O)=O.[Br-].[Li+] XVJCWEYHCZGSHH-UHFFFAOYSA-M 0.000 claims description 2
- 230000031709 bromination Effects 0.000 claims description 2
- 238000005893 bromination reaction Methods 0.000 claims description 2
- 238000002425 crystallisation Methods 0.000 claims description 2
- 230000008025 crystallization Effects 0.000 claims description 2
- 230000003647 oxidation Effects 0.000 claims description 2
- 238000007254 oxidation reaction Methods 0.000 claims description 2
- 230000035484 reaction time Effects 0.000 claims description 2
- VZRAKVPDZIQRGT-WZBAXQLOSA-N (8r,9s,10s,13r,14s,17r)-17-ethenyl-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1h-cyclopenta[a]phenanthrene Chemical compound C1CCC[C@]2(C)[C@H]3CC[C@](C)([C@H](CC4)C=C)[C@@H]4[C@@H]3CCC21 VZRAKVPDZIQRGT-WZBAXQLOSA-N 0.000 claims 2
- XZHKZJXZRWFLCJ-RKFIYKRSSA-N (8R,9S,10S,13R,14S,17R)-17-ethyl-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,17-dodecahydro-1H-cyclopenta[a]phenanthrene-15,16-dione Chemical compound [C@@H]12C(C([C@H](CC)[C@@]1(C)CC[C@H]1[C@H]2CCC2CCCC[C@]12C)=O)=O XZHKZJXZRWFLCJ-RKFIYKRSSA-N 0.000 claims 1
- GUHFLRTWNHWJBS-VLTGGNAYSA-N (8r,9s,10s,13s)-17-acetyl-10,13-dimethyl-1,2,4,5,6,7,8,9,11,12-decahydrocyclopenta[a]phenanthren-3-one Chemical compound C1CC2CC(=O)CC[C@]2(C)[C@@H]2[C@@H]1C1=CC=C(C(=O)C)[C@@]1(C)CC2 GUHFLRTWNHWJBS-VLTGGNAYSA-N 0.000 claims 1
- PQGMAKFMGGZKBA-SRJGTTDWSA-N 1-[(8r,9s,10s,13s,14s)-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15-dodecahydro-1h-cyclopenta[a]phenanthren-17-yl]ethanone Chemical compound C1CC2CCCC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC=C(C(=O)C)[C@@]1(C)CC2 PQGMAKFMGGZKBA-SRJGTTDWSA-N 0.000 claims 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims 1
- 125000001931 aliphatic group Chemical group 0.000 claims 1
- 150000004820 halides Chemical class 0.000 claims 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 claims 1
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Inorganic materials [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 claims 1
- HSZCZNFXUDYRKD-UHFFFAOYSA-M lithium iodide Inorganic materials [Li+].[I-] HSZCZNFXUDYRKD-UHFFFAOYSA-M 0.000 claims 1
- 239000002904 solvent Substances 0.000 claims 1
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 38
- 239000000047 product Substances 0.000 description 30
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 28
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 18
- 238000002360 preparation method Methods 0.000 description 18
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 15
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Chemical group BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 15
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 14
- 150000001875 compounds Chemical class 0.000 description 14
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 13
- 229910052794 bromium Inorganic materials 0.000 description 13
- 238000001953 recrystallisation Methods 0.000 description 9
- FVAUCKIRQBBSSJ-UHFFFAOYSA-M sodium iodide Chemical compound [Na+].[I-] FVAUCKIRQBBSSJ-UHFFFAOYSA-M 0.000 description 9
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 7
- 241001342522 Vampyrum spectrum Species 0.000 description 7
- 229910052739 hydrogen Inorganic materials 0.000 description 7
- 239000001257 hydrogen Substances 0.000 description 7
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical compound [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 description 6
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 5
- 150000001993 dienes Chemical class 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- 239000011701 zinc Substances 0.000 description 5
- 229910052725 zinc Inorganic materials 0.000 description 5
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000006704 dehydrohalogenation reaction Methods 0.000 description 4
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 4
- CYHIWWJMJIAQOW-RKFFNLMFSA-N (8s,9s,10r,13s,14s)-17-acetyl-10,13-dimethyl-6,7,8,9,11,12,14,15-octahydrocyclopenta[a]phenanthren-3-one Chemical compound C1CC2=CC(=O)C=C[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC=C(C(=O)C)[C@@]1(C)CC2 CYHIWWJMJIAQOW-RKFFNLMFSA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- ZAFNJMIOTHYJRJ-UHFFFAOYSA-N Diisopropyl ether Chemical compound CC(C)OC(C)C ZAFNJMIOTHYJRJ-UHFFFAOYSA-N 0.000 description 3
- 239000012043 crude product Substances 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 235000011056 potassium acetate Nutrition 0.000 description 3
- 235000009518 sodium iodide Nutrition 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- XIRRKJKHRQEOLG-DFLYCNATSA-N (8S,9S,10S,13S,14S)-17-acetyl-10,13-dimethyl-1,2,3,4,5,6,7,8,9,12,14,15-dodecahydrocyclopenta[a]phenanthren-11-one Chemical compound CC(C1=CC[C@H]2[C@@H]3CCC4CCCC[C@]4(C)[C@H]3C(C[C@]12C)=O)=O XIRRKJKHRQEOLG-DFLYCNATSA-N 0.000 description 2
- JWMFYGXQPXQEEM-NUNROCCHSA-N 5β-pregnane Chemical compound C([C@H]1CC2)CCC[C@]1(C)[C@@H]1[C@@H]2[C@@H]2CC[C@H](CC)[C@@]2(C)CC1 JWMFYGXQPXQEEM-NUNROCCHSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- ZHNUHDYFZUAESO-UHFFFAOYSA-N Formamide Chemical compound NC=O ZHNUHDYFZUAESO-UHFFFAOYSA-N 0.000 description 2
- PCLIMKBDDGJMGD-UHFFFAOYSA-N N-bromosuccinimide Chemical compound BrN1C(=O)CCC1=O PCLIMKBDDGJMGD-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 244000309464 bull Species 0.000 description 2
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 230000003054 hormonal effect Effects 0.000 description 2
- 150000002576 ketones Chemical class 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- JHJLBTNAGRQEKS-UHFFFAOYSA-M sodium bromide Chemical compound [Na+].[Br-] JHJLBTNAGRQEKS-UHFFFAOYSA-M 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- AHRWWYGWQKBKBF-PCHYHQBZSA-N (5r,8s,9s,10s,13s,14s,17s)-17-acetyl-10,13-dimethyl-2,4,5,6,7,8,9,12,14,15,16,17-dodecahydro-1h-cyclopenta[a]phenanthrene-3,11-dione Chemical compound C([C@H]1CC2)C(=O)CC[C@]1(C)[C@@H]1[C@@H]2[C@@H]2CC[C@H](C(=O)C)[C@@]2(C)CC1=O AHRWWYGWQKBKBF-PCHYHQBZSA-N 0.000 description 1
- BMFZXPIZDWRICU-RDQPJNLGSA-N (8R,9S,10R,13S,14S)-17-ethyl-10,13-dimethyl-4,5,6,7,8,9,11,12,14,15-decahydro-3H-cyclopenta[a]phenanthrene Chemical compound CCC1=CC[C@H]2[C@@H]3CCC4CCC=C[C@]4(C)[C@H]3CC[C@]12C BMFZXPIZDWRICU-RDQPJNLGSA-N 0.000 description 1
- CBYCRMIWATZBBW-RDQPJNLGSA-N (8r,9s,10s,13s,14s)-17-ethyl-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15-dodecahydro-1h-cyclopenta[a]phenanthrene Chemical compound C1CC2CCCC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC=C(CC)[C@@]1(C)CC2 CBYCRMIWATZBBW-RDQPJNLGSA-N 0.000 description 1
- FUFLCEKSBBHCMO-UHFFFAOYSA-N 11-dehydrocorticosterone Natural products O=C1CCC2(C)C3C(=O)CC(C)(C(CC4)C(=O)CO)C4C3CCC2=C1 FUFLCEKSBBHCMO-UHFFFAOYSA-N 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 1
- OKTJSMMVPCPJKN-IGMARMGPSA-N Carbon-12 Chemical compound [12C] OKTJSMMVPCPJKN-IGMARMGPSA-N 0.000 description 1
- VPGRYOFKCNULNK-ACXQXYJUSA-N Deoxycorticosterone acetate Chemical compound C1CC2=CC(=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H](C(=O)COC(=O)C)[C@@]1(C)CC2 VPGRYOFKCNULNK-ACXQXYJUSA-N 0.000 description 1
- 229930183217 Genin Natural products 0.000 description 1
- QOLRLLFJMZLYQJ-LOBDNJQFSA-N Hecogenin Chemical compound O([C@@H]1[C@@H]([C@]2(C(=O)C[C@@H]3[C@@]4(C)CC[C@H](O)C[C@@H]4CC[C@H]3[C@@H]2C1)C)[C@@H]1C)[C@]11CC[C@@H](C)CO1 QOLRLLFJMZLYQJ-LOBDNJQFSA-N 0.000 description 1
- OXLGJTRVVNGJRK-UHFFFAOYSA-N Hecogenin Natural products CC1CCC2(CC3CC4C5CCC6CC(O)CCC6(C)C5CC(=O)C4(C)C3C2C)OC1 OXLGJTRVVNGJRK-UHFFFAOYSA-N 0.000 description 1
- 101000616556 Homo sapiens SH3 domain-containing protein 19 Proteins 0.000 description 1
- UVLDESQWQRMYKD-UHFFFAOYSA-N Neobotogenin Natural products CC1C(C2(C(=O)CC3C4(C)CCC(O)CC4=CCC3C2C2)C)C2OC11CCC(C)CO1 UVLDESQWQRMYKD-UHFFFAOYSA-N 0.000 description 1
- RJKFOVLPORLFTN-LEKSSAKUSA-N Progesterone Chemical compound C1CC2=CC(=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H](C(=O)C)[C@@]1(C)CC2 RJKFOVLPORLFTN-LEKSSAKUSA-N 0.000 description 1
- 102100021782 SH3 domain-containing protein 19 Human genes 0.000 description 1
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 1
- 229930182558 Sterol Natural products 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000000862 absorption spectrum Methods 0.000 description 1
- 150000001241 acetals Chemical class 0.000 description 1
- 125000003668 acetyloxy group Chemical group [H]C([H])([H])C(=O)O[*] 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 238000006136 alcoholysis reaction Methods 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 150000001441 androstanes Chemical class 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 239000003613 bile acid Substances 0.000 description 1
- 125000001246 bromo group Chemical group Br* 0.000 description 1
- OKTJSMMVPCPJKN-BJUDXGSMSA-N carbon-11 Chemical compound [11C] OKTJSMMVPCPJKN-BJUDXGSMSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012230 colorless oil Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001887 cortisones Chemical class 0.000 description 1
- 239000007857 degradation product Substances 0.000 description 1
- 238000006356 dehydrogenation reaction Methods 0.000 description 1
- 229960004486 desoxycorticosterone acetate Drugs 0.000 description 1
- 150000002084 enol ethers Chemical class 0.000 description 1
- 150000002118 epoxides Chemical class 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000001640 fractional crystallisation Methods 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 229940088597 hormone Drugs 0.000 description 1
- 239000005556 hormone Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 229960002899 hydroxyprogesterone Drugs 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229960004618 prednisone Drugs 0.000 description 1
- UJWPMRYSXHLYMB-XFNFOBRPSA-N pregnan-21-al Chemical compound C1CCC[C@]2(C)[C@H]3CC[C@](C)([C@H](CC4)CC=O)[C@@H]4[C@@H]3CCC21 UJWPMRYSXHLYMB-XFNFOBRPSA-N 0.000 description 1
- 239000000186 progesterone Substances 0.000 description 1
- 229960003387 progesterone Drugs 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007127 saponification reaction Methods 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 150000003333 secondary alcohols Chemical class 0.000 description 1
- 150000007659 semicarbazones Chemical class 0.000 description 1
- QDRKDTQENPPHOJ-UHFFFAOYSA-N sodium ethoxide Chemical compound [Na+].CC[O-] QDRKDTQENPPHOJ-UHFFFAOYSA-N 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
- 238000007614 solvation Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 150000003432 sterols Chemical class 0.000 description 1
- 235000003702 sterols Nutrition 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Steroid Compounds (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE557848A true BE557848A (enrdf_load_stackoverflow) |
Family
ID=181109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE557848D BE557848A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE557848A (enrdf_load_stackoverflow) |
-
0
- BE BE557848D patent/BE557848A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1231939A (fr) | PROCEDE DE PREPARATION DE DERIVES DE LA SERIE DE LA 17.alpha.-HYDROXY 19-NOR-PROGESTERONE | |
| FR2530641A1 (fr) | Procede d'introduction d'un atome de fluor dans un steroide et produit obtenu | |
| EP0001029B1 (fr) | Procédé de préparation d'oximes en 3 de stéroides | |
| BE557848A (enrdf_load_stackoverflow) | ||
| EP0012641B1 (fr) | Dérivés 2-substitués du 19-nor-pregn-4-ène-3,20-dione, procédé pour leur préparation et compositions pharmaceutiques les renfermant | |
| US2461912A (en) | Process for the degradation of the side-chain of a steroid containing a nuclear alpha, beta-unsaturated keto group | |
| US2749356A (en) | Method of isolating and purifying keto steroids and new keto steroid compounds | |
| JPH0122278B2 (enrdf_load_stackoverflow) | ||
| CA2082284C (fr) | Procede de preparation de derives 20-oxo-17.alpha.,21-dihydroxyles du pregnane et nouveaux intermediaires | |
| CH366531A (fr) | Procédé de préparation de cétostéroïdes non saturés | |
| EP0058097A2 (fr) | Nouveau procédé de préparation de 17alpha-hydroxy 17bêta-hydroxyacétyl stéroides et produits intermédiaires correspondants obtenus | |
| BE553345A (enrdf_load_stackoverflow) | ||
| US2232735A (en) | Saturated degradation products of sterols and a method of producing the same | |
| CA1122590A (fr) | Steroides, leur procede de preparation et leur application dans la synthese de steroides marques au tritium | |
| US4440689A (en) | Acyloxysteroids and process for producing same | |
| US2283913A (en) | Compounds of the cyclopentanopolyhydrophenanthrene series and a method for producing them | |
| CH624966A5 (enrdf_load_stackoverflow) | ||
| US2647909A (en) | Partial synthesis of pregnenolone | |
| CH324083A (fr) | Procédé de préparation de cétostéroïdes a-bromés | |
| Marker et al. | Sterols. VIII. Preparation of Androstanedione from allo-Pregnandiol | |
| CH354071A (fr) | Procédé de préparation de cétostéroïdes non saturés | |
| CH362070A (fr) | Procédé de préparation de stéroïdes | |
| BE530586A (enrdf_load_stackoverflow) | ||
| BE568585A (enrdf_load_stackoverflow) | ||
| BE556145A (enrdf_load_stackoverflow) |