FI114800B - Förfarande för framställning av en polymorfisk form av finasterid - Google Patents
Förfarande för framställning av en polymorfisk form av finasterid Download PDFInfo
- Publication number
- FI114800B FI114800B FI20010289A FI20010289A FI114800B FI 114800 B FI114800 B FI 114800B FI 20010289 A FI20010289 A FI 20010289A FI 20010289 A FI20010289 A FI 20010289A FI 114800 B FI114800 B FI 114800B
- Authority
- FI
- Finland
- Prior art keywords
- finasteride
- water
- mixture
- solvent
- ester
- Prior art date
Links
- DBEPLOCGEIEOCV-WSBQPABSSA-N finasteride Chemical compound N([C@@H]1CC2)C(=O)C=C[C@]1(C)[C@@H]1[C@@H]2[C@@H]2CC[C@H](C(=O)NC(C)(C)C)[C@@]2(C)CC1 DBEPLOCGEIEOCV-WSBQPABSSA-N 0.000 title claims abstract description 44
- 229960004039 finasteride Drugs 0.000 title claims abstract description 41
- 238000004519 manufacturing process Methods 0.000 title abstract description 3
- 238000000034 method Methods 0.000 claims abstract description 21
- 239000003960 organic solvent Substances 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 45
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical group CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 30
- 239000002904 solvent Substances 0.000 claims description 22
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical group CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 18
- 239000000203 mixture Substances 0.000 claims description 18
- 238000002360 preparation method Methods 0.000 claims description 15
- JMMWKPVZQRWMSS-UHFFFAOYSA-N isopropanol acetate Natural products CC(C)OC(C)=O JMMWKPVZQRWMSS-UHFFFAOYSA-N 0.000 claims description 10
- 229940011051 isopropyl acetate Drugs 0.000 claims description 10
- GWYFCOCPABKNJV-UHFFFAOYSA-N isovaleric acid Chemical group CC(C)CC(O)=O GWYFCOCPABKNJV-UHFFFAOYSA-N 0.000 claims description 10
- 239000007790 solid phase Substances 0.000 claims description 9
- 229960000583 acetic acid Drugs 0.000 claims description 8
- 239000011877 solvent mixture Substances 0.000 claims description 6
- 239000012362 glacial acetic acid Substances 0.000 claims description 5
- -1 magnesium halide salt Chemical class 0.000 abstract description 32
- 150000002148 esters Chemical class 0.000 abstract description 27
- YBRBMKDOPFTVDT-UHFFFAOYSA-N tert-butylamine Chemical compound CC(C)(C)N YBRBMKDOPFTVDT-UHFFFAOYSA-N 0.000 abstract description 14
- 125000001931 aliphatic group Chemical group 0.000 abstract description 13
- 150000004792 aryl magnesium halides Chemical class 0.000 abstract description 11
- 239000011777 magnesium Substances 0.000 abstract description 10
- 238000010438 heat treatment Methods 0.000 abstract description 9
- 229910052749 magnesium Inorganic materials 0.000 abstract description 9
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 24
- 238000006243 chemical reaction Methods 0.000 description 15
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 12
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 12
- 239000011541 reaction mixture Substances 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 5
- 238000002425 crystallisation Methods 0.000 description 5
- 230000008025 crystallization Effects 0.000 description 5
- 238000001914 filtration Methods 0.000 description 5
- 238000010992 reflux Methods 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 4
- 125000000217 alkyl group Chemical group 0.000 description 4
- 150000004820 halides Chemical class 0.000 description 4
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 4
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 4
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- 239000007818 Grignard reagent Substances 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 150000004795 grignard reagents Chemical class 0.000 description 3
- 239000000543 intermediate Substances 0.000 description 3
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 3
- FRIJBUGBVQZNTB-UHFFFAOYSA-M magnesium;ethane;bromide Chemical compound [Mg+2].[Br-].[CH2-]C FRIJBUGBVQZNTB-UHFFFAOYSA-M 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- 238000001953 recrystallisation Methods 0.000 description 3
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 3
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 2
- 238000005033 Fourier transform infrared spectroscopy Methods 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 238000011938 amidation process Methods 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 2
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 2
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 2
- 125000002704 decyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- 229940093915 gynecological organic acid Drugs 0.000 description 2
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 150000007524 organic acids Chemical class 0.000 description 2
- 235000005985 organic acids Nutrition 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 238000000634 powder X-ray diffraction Methods 0.000 description 2
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- LYQLGOGKDQKQAX-OJEXMJBDSA-N (8s,9s,10r,13s,14s)-10,13-dimethyl-4,5,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one Chemical compound C1CC2CC(=O)C=C[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CCC[C@@]1(C)CC2 LYQLGOGKDQKQAX-OJEXMJBDSA-N 0.000 description 1
- 125000000229 (C1-C4)alkoxy group Chemical group 0.000 description 1
- 125000004169 (C1-C6) alkyl group Chemical group 0.000 description 1
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- DURPTKYDGMDSBL-UHFFFAOYSA-N 1-butoxybutane Chemical compound CCCCOCCCC DURPTKYDGMDSBL-UHFFFAOYSA-N 0.000 description 1
- JTXMVXSTHSMVQF-UHFFFAOYSA-N 2-acetyloxyethyl acetate Chemical compound CC(=O)OCCOC(C)=O JTXMVXSTHSMVQF-UHFFFAOYSA-N 0.000 description 1
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- 150000000520 4-azasteroids Chemical class 0.000 description 1
- 208000002874 Acne Vulgaris Diseases 0.000 description 1
- 206010004446 Benign prostatic hyperplasia Diseases 0.000 description 1
- 238000010639 Bodroux reaction Methods 0.000 description 1
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Natural products CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 description 1
- VSHYUWAACDQILV-UHFFFAOYSA-N CC(C)(C)N[Mg] Chemical compound CC(C)(C)N[Mg] VSHYUWAACDQILV-UHFFFAOYSA-N 0.000 description 1
- OLIBVNMJDNNSKI-UHFFFAOYSA-N CC(C)(C)[Mg] Chemical compound CC(C)(C)[Mg] OLIBVNMJDNNSKI-UHFFFAOYSA-N 0.000 description 1
- FLAKGKCBSLMHQU-UHFFFAOYSA-N CC[Mg] Chemical compound CC[Mg] FLAKGKCBSLMHQU-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 1
- SNRUBQQJIBEYMU-UHFFFAOYSA-N Dodecane Natural products CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- 208000008589 Obesity Diseases 0.000 description 1
- 208000004403 Prostatic Hyperplasia Diseases 0.000 description 1
- 229940123934 Reductase inhibitor Drugs 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 235000011054 acetic acid Nutrition 0.000 description 1
- 206010000496 acne Diseases 0.000 description 1
- 238000007112 amidation reaction Methods 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- 125000006615 aromatic heterocyclic group Chemical group 0.000 description 1
- TWJVNKMWXNTSAP-UHFFFAOYSA-N azanium;hydroxide;hydrochloride Chemical compound [NH4+].O.[Cl-] TWJVNKMWXNTSAP-UHFFFAOYSA-N 0.000 description 1
- RTCPCUCJMKLGOQ-UHFFFAOYSA-N benzene;selenic acid Chemical compound O[Se](O)(=O)=O.C1=CC=CC=C1 RTCPCUCJMKLGOQ-UHFFFAOYSA-N 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001805 chlorine compounds Chemical group 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 229940125904 compound 1 Drugs 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 150000004292 cyclic ethers Chemical class 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000001938 differential scanning calorimetry curve Methods 0.000 description 1
- 125000003438 dodecyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 125000003187 heptyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- JYVHOGDBFNJNMR-UHFFFAOYSA-N hexane;hydrate Chemical compound O.CCCCCC JYVHOGDBFNJNMR-UHFFFAOYSA-N 0.000 description 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000012442 inert solvent Substances 0.000 description 1
- 125000001972 isopentyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])C([H])([H])* 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 150000003951 lactams Chemical class 0.000 description 1
- XMSZANIMCDLNKA-UHFFFAOYSA-N methyl hypofluorite Chemical compound COF XMSZANIMCDLNKA-UHFFFAOYSA-N 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 125000001421 myristyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- VZUGBLTVBZJZOE-KRWDZBQOSA-N n-[3-[(4s)-2-amino-1,4-dimethyl-6-oxo-5h-pyrimidin-4-yl]phenyl]-5-chloropyrimidine-2-carboxamide Chemical compound N1=C(N)N(C)C(=O)C[C@@]1(C)C1=CC=CC(NC(=O)C=2N=CC(Cl)=CN=2)=C1 VZUGBLTVBZJZOE-KRWDZBQOSA-N 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 125000001400 nonyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 235000020824 obesity Nutrition 0.000 description 1
- 239000003791 organic solvent mixture Substances 0.000 description 1
- AICOOMRHRUFYCM-ZRRPKQBOSA-N oxazine, 1 Chemical compound C([C@@H]1[C@H](C(C[C@]2(C)[C@@H]([C@H](C)N(C)C)[C@H](O)C[C@]21C)=O)CC1=CC2)C[C@H]1[C@@]1(C)[C@H]2N=C(C(C)C)OC1 AICOOMRHRUFYCM-ZRRPKQBOSA-N 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- 229940072254 proscar Drugs 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- AIFMYMZGQVTROK-UHFFFAOYSA-N silicon tetrabromide Chemical compound Br[Si](Br)(Br)Br AIFMYMZGQVTROK-UHFFFAOYSA-N 0.000 description 1
- 238000007614 solvation Methods 0.000 description 1
- 125000004079 stearyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 150000003431 steroids Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F3/00—Compounds containing elements of Groups 2 or 12 of the Periodic Table
- C07F3/003—Compounds containing elements of Groups 2 or 12 of the Periodic Table without C-Metal linkages
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P13/00—Drugs for disorders of the urinary system
- A61P13/08—Drugs for disorders of the urinary system of the prostate
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P17/00—Drugs for dermatological disorders
- A61P17/10—Anti-acne agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P5/00—Drugs for disorders of the endocrine system
- A61P5/24—Drugs for disorders of the endocrine system of the sex hormones
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J73/00—Steroids in which the cyclopenta[a]hydrophenanthrene skeleton has been modified by substitution of one or two carbon atoms by hetero atoms
- C07J73/001—Steroids in which the cyclopenta[a]hydrophenanthrene skeleton has been modified by substitution of one or two carbon atoms by hetero atoms by one hetero atom
- C07J73/005—Steroids in which the cyclopenta[a]hydrophenanthrene skeleton has been modified by substitution of one or two carbon atoms by hetero atoms by one hetero atom by nitrogen as hetero atom
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
- H04N5/7416—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal
- H04N5/7458—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal the modulator being an array of deformable mirrors, e.g. digital micromirror device [DMD]
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Pharmacology & Pharmacy (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Diabetes (AREA)
- Endocrinology (AREA)
- Urology & Nephrology (AREA)
- Dermatology (AREA)
- Steroid Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Confectionery (AREA)
- Dental Preparations (AREA)
- Seasonings (AREA)
Claims (4)
1. Förfarande för framställning av den polymorfa formen I av 17β-(N-tert-butylkarbamoyl)-4-aza-5a-androst-l-en-3-on i 5 huvudsakligen ren form, kännetecknat därav, att det omfattar skeden i vilka: (1) man kristalliserar ur en blandning väri finns finasterid i ett organiskt lösningsmedel och vatten 0 vikt-% eller mer, sä att mängden organiskt lösningsmedel och 10 vatten i blandningen är tillräcklig för att ästadkomma ett överskridande av lösligheten hos icke-solvatiserad finasterid och den icke-soivatiserade finasteridformen är mindre löslig än nägon annan form av finasterid i blandningen; 15 (2) den fasta fasen som uppstär tillvaratas; och (3) lösningsmedlet avlägsnas frän denna.
2. Förfarande enligt patentkravet 1, kännetecknat därav, att det organiska lösningsmedlet är isättika 20 och viktprocenthalten vatten i lösningsmedelsblandningen är minst cirka 83%.
' * 3. Förfarande enligt patentkravet 1, känneteck- > n a t därav, att det organiska lösningsmedlet är etylace- j 25 tat och vattenhalten i lösningsmedelsblandningen är högst cirka 3,5 mg/ml. i »
4. Förfarande enligt patentkravet 1, kännetecknat därav, att det organiska lösningsmedlet är isopro-30 pylacetat och vattenmängden i lösningmedelsbladningen är högst cirka 1,6 mg/ml. t • ·
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US97853592A | 1992-11-19 | 1992-11-19 | |
US97853592 | 1992-11-19 | ||
US08/010,734 US5468860A (en) | 1992-11-19 | 1993-01-29 | New finasteride processes |
US1073493 | 1993-01-29 | ||
US9310659 | 1993-11-05 | ||
PCT/US1993/010659 WO1994011387A2 (en) | 1992-11-19 | 1993-11-05 | A process for the production of finasteride |
Publications (2)
Publication Number | Publication Date |
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FI20010289A FI20010289A (sv) | 2001-02-15 |
FI114800B true FI114800B (sv) | 2004-12-31 |
Family
ID=26681536
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
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FI952422A FI107450B (sv) | 1992-11-19 | 1995-05-18 | Förfarande för framställning av finasterid |
FI20010290A FI114215B (sv) | 1992-11-19 | 2001-02-15 | Förfarande för framställning av en polymorfisk form av finasterid |
FI20010289A FI114800B (sv) | 1992-11-19 | 2001-02-15 | Förfarande för framställning av en polymorfisk form av finasterid |
FI20040559A FI116941B (sv) | 1992-11-19 | 2004-04-21 | Förfarande för framställning av en polymorfisk form av finasterid |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
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FI952422A FI107450B (sv) | 1992-11-19 | 1995-05-18 | Förfarande för framställning av finasterid |
FI20010290A FI114215B (sv) | 1992-11-19 | 2001-02-15 | Förfarande för framställning av en polymorfisk form av finasterid |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
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FI20040559A FI116941B (sv) | 1992-11-19 | 2004-04-21 | Förfarande för framställning av en polymorfisk form av finasterid |
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US (3) | US5468860A (sv) |
EP (3) | EP0655458B1 (sv) |
JP (2) | JPH07110875B2 (sv) |
CN (1) | CN1058018C (sv) |
AT (2) | ATE164850T1 (sv) |
AU (1) | AU658774B2 (sv) |
BG (2) | BG62362B1 (sv) |
CA (1) | CA2103107C (sv) |
CY (1) | CY2135B1 (sv) |
CZ (3) | CZ301191B6 (sv) |
DE (4) | DE69323754T2 (sv) |
DK (2) | DK0655458T3 (sv) |
DZ (1) | DZ1733A1 (sv) |
ES (2) | ES2052476T5 (sv) |
FI (4) | FI107450B (sv) |
GR (4) | GR940300045T1 (sv) |
HK (1) | HK1008338A1 (sv) |
HR (2) | HRP931410B1 (sv) |
HU (2) | HU216195B (sv) |
IL (1) | IL107574A (sv) |
IS (2) | IS1692B (sv) |
LV (2) | LV12212B (sv) |
MX (1) | MX9307222A (sv) |
MY (2) | MY110410A (sv) |
NO (3) | NO305912B1 (sv) |
PH (1) | PH31120A (sv) |
RO (2) | RO115164B1 (sv) |
RU (1) | RU2120445C1 (sv) |
SI (1) | SI9300603B (sv) |
SK (2) | SK286488B6 (sv) |
TW (1) | TW257766B (sv) |
UA (1) | UA41341C2 (sv) |
WO (1) | WO1994011387A2 (sv) |
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US5468860A (en) * | 1992-11-19 | 1995-11-21 | Merck & Co., Inc. | New finasteride processes |
IT1270660B (it) * | 1994-10-13 | 1997-05-07 | Poli Ind Chimica Spa | Procedimento microbiologico per la preparazione di 3-oxo-4-azasteroidi-17beta-carbossi sostituiti e uso dei prodotti come inibitori dell'enzima 5alfa-riduttasi |
US5670643A (en) * | 1995-03-16 | 1997-09-23 | Glaxo Wellcome Inc. | Method for preparing finasteride |
US5585383A (en) * | 1995-05-03 | 1996-12-17 | Merck & Co., Inc. | Process for crystallizing a 4-azasteroid 5alpha-reductase inhibitor |
JPH11512434A (ja) * | 1995-09-15 | 1999-10-26 | メルク エンド カンパニー インコーポレーテッド | アンドロゲン過剰状態治療用の4−アザステロイド |
GB2338234B (en) * | 1998-06-10 | 2000-05-03 | Torcan Chemical Ltd | Preparation of finasteride |
ES2153789B1 (es) * | 1999-07-05 | 2001-10-16 | Raga Consultores S L | Procedimiento para la obtencion de 178-(n-terc-butlcarbamoil)-3-ona-4-aza-esteroides |
EA200200524A1 (ru) * | 1999-11-01 | 2002-10-31 | Торкан Кемикал Лтд. | Получение полиморфных форм i и ii финастерида путем образования комплексов с солями металлов группы i или ii |
CN1468254A (zh) * | 2000-09-07 | 2004-01-14 | 雷迪实验室有限公司 | 17-β-(N-叔丁基氨基甲酰基)-4-氮杂-5-α-雄甾-1-烯-3-酮的新颖多晶型物及其制备方法 |
CZ2003679A3 (cs) * | 2000-09-07 | 2004-02-18 | Dr. Reddy´S Laboratories Ltd. | Nová polymorfní forma 17beta-(N-terc-butylkarbamoyl)-4-aza-5alfa-androst-1-en-3-on a způsob její přípravy |
EP1322663A1 (en) * | 2000-09-07 | 2003-07-02 | Dr. Reddy's Laboratories Ltd. | Novel polymorphic form of 17-beta-(n-ter.butyl carbamoyl)-4-aza-5- g(a)-androst-1-en-3-one and a process for preparing it |
KR100415858B1 (ko) * | 2001-09-22 | 2004-01-24 | 한미약품 주식회사 | 17베타-(엔-3차-부틸카바모일)-3-온 스테로이드 화합물의제조방법 |
CN100428897C (zh) * | 2002-08-16 | 2008-10-29 | 浙江寿峰堂生物工程有限公司 | 抗疲劳改善亚健康的保健食品及其制备方法 |
ES2206065B1 (es) * | 2002-10-31 | 2005-08-16 | Ragactives, S.L. | Procedimiento para la obtencion de la forma polimorfica i de finasterida. |
WO2004083230A1 (en) * | 2003-03-19 | 2004-09-30 | Hetero Drugs Limited | Novel crystalline forms of finasteride |
EP1651661B1 (en) * | 2003-07-03 | 2008-08-27 | Cipla Ltd. | Process for the preparation of finasteride form i |
US20050136015A1 (en) * | 2003-12-17 | 2005-06-23 | McKie Derrick B. | Topical use of halosalicylic acid derivatives |
US20070167477A1 (en) * | 2006-01-13 | 2007-07-19 | Mandava Venkata Naga Brahmeswa | Processes to prepare finasteride polymorphs |
US7531658B2 (en) * | 2006-01-20 | 2009-05-12 | Apotex Pharmachem Inc. | Process for the preparation of 17-N-substituted-carbamoyl-4-aza-androst-1-en-3-ones |
EP1993569B1 (en) | 2006-02-03 | 2014-07-23 | OMP, Inc. | Anti-aging treatment using copper and zinc compositions |
US7897800B2 (en) | 2006-02-03 | 2011-03-01 | Jr Chem, Llc | Chemical compositions and methods of making them |
US7687650B2 (en) | 2006-02-03 | 2010-03-30 | Jr Chem, Llc | Chemical compositions and methods of making them |
US7867522B2 (en) | 2006-09-28 | 2011-01-11 | Jr Chem, Llc | Method of wound/burn healing using copper-zinc compositions |
US20090076058A1 (en) * | 2007-09-17 | 2009-03-19 | Protia, Llc | Deuterium-enriched finasteride |
US8273791B2 (en) | 2008-01-04 | 2012-09-25 | Jr Chem, Llc | Compositions, kits and regimens for the treatment of skin, especially décolletage |
WO2009135799A2 (en) * | 2008-05-05 | 2009-11-12 | Abbott Gmbh & Co. Kg | Method for evaluating the solubility of a crystalline substance in a polymer |
US20160184354A1 (en) | 2009-01-23 | 2016-06-30 | Jr Chem, Llc | Rosacea treatments and kits for performing them |
US8952057B2 (en) | 2011-01-11 | 2015-02-10 | Jr Chem, Llc | Compositions for anorectal use and methods for treating anorectal disorders |
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US4760071A (en) * | 1984-02-27 | 1988-07-26 | Merck & Co., Inc. | 17β-N-monosubstituted carbamoyl-4-aza-5α-androst-1-en-3-ones which are active as testosterone 5α-reductase inhibitors |
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NZ225100A (en) * | 1987-06-29 | 1991-09-25 | Merck & Co Inc | Reaction of steroids (including 4-azasteroids) with a silylating agent in the presence of a quinone to introduce a delta' double bond and silylated intermediates |
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CA2050824A1 (en) * | 1990-09-24 | 1992-03-25 | John M. Williams | Process for making 3-oxo-4-aza-androst-1-ene 17-.beta.-ketones |
US5468860A (en) * | 1992-11-19 | 1995-11-21 | Merck & Co., Inc. | New finasteride processes |
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- 1993-11-05 RU RU95112521A patent/RU2120445C1/ru active
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- 1993-11-05 WO PCT/US1993/010659 patent/WO1994011387A2/en active IP Right Grant
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1994
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