CN105153258A - Preparation method for 3-beta-hydroxyandrost-17-one - Google Patents
Preparation method for 3-beta-hydroxyandrost-17-one Download PDFInfo
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- CN105153258A CN105153258A CN201510463987.5A CN201510463987A CN105153258A CN 105153258 A CN105153258 A CN 105153258A CN 201510463987 A CN201510463987 A CN 201510463987A CN 105153258 A CN105153258 A CN 105153258A
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- androstane
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- 238000002360 preparation method Methods 0.000 title claims abstract description 24
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 90
- 239000003960 organic solvent Substances 0.000 claims abstract description 41
- 238000005984 hydrogenation reaction Methods 0.000 claims abstract description 32
- 239000002253 acid Substances 0.000 claims abstract description 14
- 238000004128 high performance liquid chromatography Methods 0.000 claims abstract description 14
- 239000002904 solvent Substances 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 11
- GKASDNZWUGIAMG-UHFFFAOYSA-N triethyl orthoformate Chemical compound CCOC(OCC)OCC GKASDNZWUGIAMG-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000002994 raw material Substances 0.000 claims abstract description 9
- 238000007171 acid catalysis Methods 0.000 claims abstract description 7
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 5
- 150000001336 alkenes Chemical class 0.000 claims abstract description 3
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 37
- 238000006243 chemical reaction Methods 0.000 claims description 35
- 239000012065 filter cake Substances 0.000 claims description 23
- 238000005406 washing Methods 0.000 claims description 21
- 238000003756 stirring Methods 0.000 claims description 17
- 239000012043 crude product Substances 0.000 claims description 16
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 15
- UKVIEHSSVKSQBA-UHFFFAOYSA-N methane;palladium Chemical compound C.[Pd] UKVIEHSSVKSQBA-UHFFFAOYSA-N 0.000 claims description 15
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 14
- 239000000706 filtrate Substances 0.000 claims description 14
- 239000006210 lotion Substances 0.000 claims description 14
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 12
- 238000011084 recovery Methods 0.000 claims description 11
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 claims description 10
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 10
- 238000010792 warming Methods 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 8
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 8
- 239000000376 reactant Substances 0.000 claims description 8
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 claims description 8
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 claims description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 6
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 6
- 239000003377 acid catalyst Substances 0.000 claims description 6
- VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 5
- 230000003472 neutralizing effect Effects 0.000 claims description 5
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 claims description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 4
- DTQVDTLACAAQTR-UHFFFAOYSA-N Trifluoroacetic acid Chemical compound OC(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-N 0.000 claims description 4
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims description 4
- 239000000047 product Substances 0.000 claims description 4
- 238000001953 recrystallisation Methods 0.000 claims description 4
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 4
- 238000005903 acid hydrolysis reaction Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 229910000042 hydrogen bromide Inorganic materials 0.000 claims description 3
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 2
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 claims description 2
- 125000000218 acetic acid group Chemical group C(C)(=O)* 0.000 claims description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 2
- 238000009835 boiling Methods 0.000 claims description 2
- 235000019253 formic acid Nutrition 0.000 claims description 2
- 229910052739 hydrogen Inorganic materials 0.000 claims description 2
- 239000001257 hydrogen Substances 0.000 claims description 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims description 2
- 235000006408 oxalic acid Nutrition 0.000 claims description 2
- 230000020477 pH reduction Effects 0.000 claims description 2
- 238000004904 shortening Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000007062 hydrolysis Effects 0.000 abstract description 2
- 238000006460 hydrolysis reaction Methods 0.000 abstract description 2
- 238000006266 etherification reaction Methods 0.000 abstract 3
- PAOWPNQOTVTCAF-OEUJLIAZSA-N (8r,9s,10r,13s,14s)-3-ethoxy-10,13-dimethyl-1,2,7,8,9,11,12,14,15,16-decahydrocyclopenta[a]phenanthren-17-one Chemical compound C1C[C@@H]2[C@](CCC(OCC)=C3)(C)C3=CC[C@H]2[C@@H]2CCC(=O)[C@]21C PAOWPNQOTVTCAF-OEUJLIAZSA-N 0.000 abstract 1
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 abstract 1
- AEMFNILZOJDQLW-QAGGRKNESA-N androst-4-ene-3,17-dione Chemical compound O=C1CC[C@]2(C)[C@H]3CC[C@](C)(C(CC4)=O)[C@@H]4[C@@H]3CCC2=C1 AEMFNILZOJDQLW-QAGGRKNESA-N 0.000 abstract 1
- 229960005471 androstenedione Drugs 0.000 abstract 1
- AEMFNILZOJDQLW-UHFFFAOYSA-N androstenedione Natural products O=C1CCC2(C)C3CCC(C)(C(CC4)=O)C4C3CCC2=C1 AEMFNILZOJDQLW-UHFFFAOYSA-N 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 230000003197 catalytic effect Effects 0.000 abstract 1
- 238000009903 catalytic hydrogenation reaction Methods 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 238000003786 synthesis reaction Methods 0.000 abstract 1
- 229960000583 acetic acid Drugs 0.000 description 9
- 239000003814 drug Substances 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 238000002425 crystallisation Methods 0.000 description 6
- 230000008025 crystallization Effects 0.000 description 6
- 238000001514 detection method Methods 0.000 description 6
- 239000000543 intermediate Substances 0.000 description 6
- 238000010992 reflux Methods 0.000 description 6
- 239000008399 tap water Substances 0.000 description 6
- 235000020679 tap water Nutrition 0.000 description 6
- 239000003270 steroid hormone Substances 0.000 description 5
- 230000000630 rising effect Effects 0.000 description 4
- 240000001811 Dioscorea oppositifolia Species 0.000 description 3
- DWCSNWXARWMZTG-UHFFFAOYSA-N Trigonegenin A Natural products CC1C(C2(CCC3C4(C)CCC(O)C=C4CCC3C2C2)C)C2OC11CCC(C)CO1 DWCSNWXARWMZTG-UHFFFAOYSA-N 0.000 description 3
- 150000001993 dienes Chemical class 0.000 description 3
- WQLVFSAGQJTQCK-VKROHFNGSA-N diosgenin Chemical compound O([C@@H]1[C@@H]([C@]2(CC[C@@H]3[C@@]4(C)CC[C@H](O)CC4=CC[C@H]3[C@@H]2C1)C)[C@@H]1C)[C@]11CC[C@@H](C)CO1 WQLVFSAGQJTQCK-VKROHFNGSA-N 0.000 description 3
- WQLVFSAGQJTQCK-UHFFFAOYSA-N diosgenin Natural products CC1C(C2(CCC3C4(C)CCC(O)CC4=CCC3C2C2)C)C2OC11CCC(C)CO1 WQLVFSAGQJTQCK-UHFFFAOYSA-N 0.000 description 3
- 238000004821 distillation Methods 0.000 description 3
- 239000006260 foam Substances 0.000 description 3
- 238000007710 freezing Methods 0.000 description 3
- 230000008014 freezing Effects 0.000 description 3
- 239000012362 glacial acetic acid Substances 0.000 description 3
- 239000003163 gonadal steroid hormone Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000012452 mother liquor Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 238000000967 suction filtration Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 230000008707 rearrangement Effects 0.000 description 2
- OILXMJHPFNGGTO-UHFFFAOYSA-N (22E)-(24xi)-24-methylcholesta-5,22-dien-3beta-ol Natural products C1C=C2CC(O)CCC2(C)C2C1C1CCC(C(C)C=CC(C)C(C)C)C1(C)CC2 OILXMJHPFNGGTO-UHFFFAOYSA-N 0.000 description 1
- OQMZNAMGEHIHNN-UHFFFAOYSA-N 7-Dehydrostigmasterol Natural products C1C(O)CCC2(C)C(CCC3(C(C(C)C=CC(CC)C(C)C)CCC33)C)C3=CC=C21 OQMZNAMGEHIHNN-UHFFFAOYSA-N 0.000 description 1
- WYZDXEKUWRCKOB-YDSAWKJFSA-N Mestanolone Chemical compound C([C@@H]1CC2)C(=O)CC[C@]1(C)[C@@H]1[C@@H]2[C@@H]2CC[C@](C)(O)[C@@]2(C)CC1 WYZDXEKUWRCKOB-YDSAWKJFSA-N 0.000 description 1
- HZYXFRGVBOPPNZ-UHFFFAOYSA-N UNPD88870 Natural products C1C=C2CC(O)CCC2(C)C2C1C1CCC(C(C)=CCC(CC)C(C)C)C1(C)CC2 HZYXFRGVBOPPNZ-UHFFFAOYSA-N 0.000 description 1
- 239000003263 anabolic agent Substances 0.000 description 1
- LGJMUZUPVCAVPU-UHFFFAOYSA-N beta-Sitostanol Natural products C1CC2CC(O)CCC2(C)C2C1C1CCC(C(C)CCC(CC)C(C)C)C1(C)CC2 LGJMUZUPVCAVPU-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- -1 diene alcohol ketone Chemical class 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 230000003054 hormonal effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229950008604 mestanolone Drugs 0.000 description 1
- ICMWWNHDUZJFDW-DHODBPELSA-N oxymetholone Chemical compound C([C@@H]1CC2)C(=O)\C(=C/O)C[C@]1(C)[C@@H]1[C@@H]2[C@@H]2CC[C@](C)(O)[C@@]2(C)CC1 ICMWWNHDUZJFDW-DHODBPELSA-N 0.000 description 1
- 239000012450 pharmaceutical intermediate Substances 0.000 description 1
- 230000035935 pregnancy Effects 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 239000001397 quillaja saponaria molina bark Substances 0.000 description 1
- OYTJKRAYGYRUJK-FMCCZJBLSA-M rocuronium bromide Chemical compound [Br-].N1([C@@H]2[C@@H](O)C[C@@H]3CC[C@H]4[C@@H]5C[C@@H]([C@@H]([C@]5(CC[C@@H]4[C@@]3(C)C2)C)OC(=O)C)[N+]2(CC=C)CCCC2)CCOCC1 OYTJKRAYGYRUJK-FMCCZJBLSA-M 0.000 description 1
- 229930182490 saponin Natural products 0.000 description 1
- 150000007949 saponins Chemical class 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 235000012424 soybean oil Nutrition 0.000 description 1
- 239000003549 soybean oil Substances 0.000 description 1
- 150000003431 steroids Chemical class 0.000 description 1
- HCXVJBMSMIARIN-PHZDYDNGSA-N stigmasterol Chemical compound C1C=C2C[C@@H](O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)/C=C/[C@@H](CC)C(C)C)[C@@]1(C)CC2 HCXVJBMSMIARIN-PHZDYDNGSA-N 0.000 description 1
- 229940032091 stigmasterol Drugs 0.000 description 1
- BFDNMXAIBMJLBB-UHFFFAOYSA-N stigmasterol Natural products CCC(C=CC(C)C1CCCC2C3CC=C4CC(O)CCC4(C)C3CCC12C)C(C)C BFDNMXAIBMJLBB-UHFFFAOYSA-N 0.000 description 1
- 235000016831 stigmasterol Nutrition 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 238000010189 synthetic method Methods 0.000 description 1
- 229960004298 vecuronium bromide Drugs 0.000 description 1
- VEPSYABRBFXYIB-PWXDFCLTSA-M vecuronium bromide Chemical compound [Br-].N1([C@@H]2[C@@H](OC(C)=O)C[C@@H]3CC[C@H]4[C@@H]5C[C@@H]([C@@H]([C@]5(CC[C@@H]4[C@@]3(C)C2)C)OC(=O)C)[N+]2(C)CCCCC2)CCCCC1 VEPSYABRBFXYIB-PWXDFCLTSA-M 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 229940098506 zemuron Drugs 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Steroid Compounds (AREA)
Abstract
Description
Claims (7)
- The preparation method of 1.3-beta-hydroxy-androstane-17-ketone, is characterized in that: take 4AD as raw material, in organic solvent, by 4AD3 position alkene etherificate, makes reagent with triethyl orthoformate, and acid catalysis prepares etherate 3-oxyethyl group-androstane-3,5-diene-17-ketone; This etherate in organic solvent, with palladium carbon shortening, obtains intermediate hydrogenation thing 3-oxyethyl group-androstane-17-ketone; By this hydrogenation thing in organic solvent acid-catalyzed hydrolysis obtain 3-beta-hydroxy-androstane-17-ketone.
- 2. the preparation method of 3-beta-hydroxy according to claim 1-androstane-17-ketone, it is characterized in that, the method that acid catalysis prepares etherate is, by 4AD in organic solvent, with triethyl orthoformate under acid catalysis, in 20 ~ 50 DEG C of stirring reactions 12 ~ 16 hours, after having reacted, add 0.02W weak base and be neutralized to pH7 ~ 7.5, further aftertreatment, obtain etherate 3-oxyethyl group-androstane-3,5 diene-17-ketone, its HPLC content 98.5% ~ 99.5%, weight yield 100 ~ 102%; Described organic solvent comprises methylene dichloride, toluene, methyl alcohol, ethanol; Acid catalyst used comprises hydrochloric acid, sulfuric acid, phosphoric acid, or acetic acid, tosic acid, oxalic acid; Neutralize weak base used and comprise inorganic weak bases, organic weak base; Temperature of reaction is 20 ~ 50 DEG C; Weight proportion between reactant, 4AD: triethyl orthoformate: acid is 1: 0.5 ~ 1.0: 0.01 ~ 0.05, the proportioning 4AD between reactant and solvent: organic solvent is 1W: 2 ~ 8V, and wherein W represents g, and V represents ml.
- 3. the preparation method of 3-beta-hydroxy according to claim 2-androstane-17-ketone, is characterized in that, described organic solvent is ethanol; Acid catalyst is tosic acid; Neutralizing weak base used is pyridine; Temperature of reaction 20 ~ 30 DEG C; Weight proportion between reactant is 1: 0.8: 0.02; Proportioning between reactant and solvent, 4AD: low-carbon alcohol is 1W: 2 ~ 2.5V, or 1W: 6 ~ 8V.
- 4. the preparation method of 3-beta-hydroxy according to claim 1-androstane-17-ketone, is characterized in that, the preparation of intermediate hydrogenation thing, above-mentioned etherate is dissolved in organic solvent, adds palladium carbon, after displaced air, pass into hydrogen, be warming up to 30 ~ 60 DEG C of reactions 8 ~ 16 hours, react rear emptying, while hot press filtration, with solvent wash, filter cake send producer to reclaim, washing lotion and filtrate merge, and elutriation after recovery organic solvent, obtains solid; This solid wet product, directly with alcohol, activated carbon decolorizing recrystallization, obtains hydrogenation thing 3 oxyethyl groups-androstane-3,5-diene-17-ketone, HPLC content more than 99.0%, weight yield 90 ~ 95%; Organic solvent described above comprises ethyl acetate, tetrahydrofuran (THF), acetic acid, acetone, below C4 low-carbon alcohol; Catalyzer comprises 1 ~ 10% palladium carbon; Temperature of reaction is 30 ~ 60 DEG C; Weight proportion between etherate and 5% palladium carbon is 1: 0.05 ~ 0.25; The proportioning of etherate and organic solvent is 1W: 4 ~ 10V.
- 5. the preparation method of 3-beta-hydroxy according to claim 4-androstane-17-ketone, is characterized in that, described organic solvent is ethanol, acetic acid; Catalyzer is the palladium carbon of 5%; Temperature of reaction 40 ~ 45 DEG C, the weight proportion of etherate and palladium carbon is 1: 0.15; The proportioning of etherate and organic solvent is 1W: 8V.
- 6. the preparation method of 3-beta-hydroxy according to claim 1-androstane-17-ketone, it is characterized in that, the acidification hydrolization of hydrogenation thing, dissolves in organic solvent by above-mentioned hydrogenation thing, adds acid catalyst, be warming up to 60 ~ 100 DEG C, react 12 ~ 18 hours, after having reacted, reclaim organic solvent, cooling elutriation, obtains 3-beta-hydroxy-androstane-17-ketone crude product; By above-mentioned crude product with alcohol, activated carbon decolorizing recrystallization, obtain 3-beta-hydroxy-androstane-17-ketone, fusing point 129-131 degree, content > 99%, yield 80-85%;Above-mentioned organic solvent used comprises toluene, formic acid, acetic acid, ethanol, Virahol, the trimethyl carbinol of below C6 80 ~ 140 DEG C of boiling points; Described acid comprises hydrochloric acid, Hydrogen bromide, perchloric acid, sulfuric acid, or trifluoroacetic acid, tosic acid etc.; Temperature of reaction 60 ~ 100 DEG C; Hydrogenation thing is 1: 0.6 ~ 1.2 with the weight proportion of acid; The weight proportion of hydrogenation thing and organic solvent is 1W: 4 ~ 6V.
- 7. the preparation method of 3-beta-hydroxy according to claim 6-androstane-17-ketone, is characterized in that, described organic solvent is acetic acid or alcohol; Described acid is hydrochloric acid; Temperature of reaction 80 ~ 90 DEG C; Hydrogenation thing is 1: 0.8 with the weight proportion of acid; The proportioning of hydrogenation thing and organic solvent is 1W: 5V.
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Cited By (6)
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CN109503692A (en) * | 2018-12-05 | 2019-03-22 | 华中药业股份有限公司 | A kind of synthetic method of -17 beta-hydroxy -3- ketone of -17 Alpha-Methyl of androstane |
CN109627273A (en) * | 2018-12-05 | 2019-04-16 | 华中药业股份有限公司 | A kind of synthetic method of -17 beta-hydroxy -3- ketone of -17 Alpha-Methyl of furazabol intermediate androstane |
CN109651473A (en) * | 2019-02-18 | 2019-04-19 | 湖南科瑞生物制药股份有限公司 | A kind of preparation method of androstane -2- alkene -17- ketone |
CN110563788A (en) * | 2019-09-24 | 2019-12-13 | 华中药业股份有限公司 | preparation method of 5 alpha-androstane-3, 17-dione |
CN113045400A (en) * | 2021-03-23 | 2021-06-29 | 湖北共同药业股份有限公司 | Preparation method of oxandrolone intermediate |
CN113651866A (en) * | 2021-08-02 | 2021-11-16 | 上海敏韬医药科技有限公司 | Novel method for synthesizing cholesterol by taking 21-hydroxy-20-methyl pregn-4-ene-3-one as raw material |
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109503692A (en) * | 2018-12-05 | 2019-03-22 | 华中药业股份有限公司 | A kind of synthetic method of -17 beta-hydroxy -3- ketone of -17 Alpha-Methyl of androstane |
CN109627273A (en) * | 2018-12-05 | 2019-04-16 | 华中药业股份有限公司 | A kind of synthetic method of -17 beta-hydroxy -3- ketone of -17 Alpha-Methyl of furazabol intermediate androstane |
CN109651473A (en) * | 2019-02-18 | 2019-04-19 | 湖南科瑞生物制药股份有限公司 | A kind of preparation method of androstane -2- alkene -17- ketone |
CN110563788A (en) * | 2019-09-24 | 2019-12-13 | 华中药业股份有限公司 | preparation method of 5 alpha-androstane-3, 17-dione |
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CN113651866A (en) * | 2021-08-02 | 2021-11-16 | 上海敏韬医药科技有限公司 | Novel method for synthesizing cholesterol by taking 21-hydroxy-20-methyl pregn-4-ene-3-one as raw material |
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