PT76830B - Process for the preparation of 1h-indole-methanesulphonamides - Google Patents
Process for the preparation of 1h-indole-methanesulphonamidesInfo
- Publication number
- PT76830B PT76830B PT76830A PT7683083A PT76830B PT 76830 B PT76830 B PT 76830B PT 76830 A PT76830 A PT 76830A PT 7683083 A PT7683083 A PT 7683083A PT 76830 B PT76830 B PT 76830B
- Authority
- PT
- Portugal
- Prior art keywords
- methanesulphonamides
- indole
- preparation
- Prior art date
Links
- UFUVPLXTGVZMCN-UHFFFAOYSA-N 1h-indol-2-ylmethanesulfonamide Chemical class C1=CC=C2NC(CS(=O)(=O)N)=CC2=C1 UFUVPLXTGVZMCN-UHFFFAOYSA-N 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/04—Indoles; Hydrogenated indoles
- C07D209/10—Indoles; Hydrogenated indoles with substituted hydrocarbon radicals attached to carbon atoms of the hetero ring
- C07D209/14—Radicals substituted by nitrogen atoms, not forming part of a nitro radical
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/44—Iso-indoles; Hydrogenated iso-indoles
- C07D209/48—Iso-indoles; Hydrogenated iso-indoles with oxygen atoms in positions 1 and 3, e.g. phthalimide
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/04—Centrally acting analgesics, e.g. opioids
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/06—Antimigraine agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/04—Indoles; Hydrogenated indoles
- C07D209/10—Indoles; Hydrogenated indoles with substituted hydrocarbon radicals attached to carbon atoms of the hetero ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/04—Indoles; Hydrogenated indoles
- C07D209/10—Indoles; Hydrogenated indoles with substituted hydrocarbon radicals attached to carbon atoms of the hetero ring
- C07D209/14—Radicals substituted by nitrogen atoms, not forming part of a nitro radical
- C07D209/16—Tryptamines
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/04—Indoles; Hydrogenated indoles
- C07D209/10—Indoles; Hydrogenated indoles with substituted hydrocarbon radicals attached to carbon atoms of the hetero ring
- C07D209/18—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/04—Indoles; Hydrogenated indoles
- C07D209/10—Indoles; Hydrogenated indoles with substituted hydrocarbon radicals attached to carbon atoms of the hetero ring
- C07D209/18—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D209/24—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals with an alkyl or cycloalkyl radical attached to the ring nitrogen atom
Landscapes
- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Veterinary Medicine (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Pain & Pain Management (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Neurosurgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Cardiology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Indole Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8216526 | 1982-06-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
PT76830A PT76830A (en) | 1983-07-01 |
PT76830B true PT76830B (en) | 1986-04-21 |
Family
ID=10530876
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT76830A PT76830B (en) | 1982-06-07 | 1983-06-07 | Process for the preparation of 1h-indole-methanesulphonamides |
Country Status (33)
Families Citing this family (79)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8332435D0 (en) * | 1983-12-06 | 1984-01-11 | Glaxo Group Ltd | Chemical compounds |
GB8332437D0 (en) * | 1983-12-06 | 1984-01-11 | Glaxo Group Ltd | Chemical compounds |
GB8332434D0 (en) * | 1983-12-06 | 1984-01-11 | Glaxo Group Ltd | Production of chemical compounds |
GB8419575D0 (en) * | 1984-08-01 | 1984-09-05 | Glaxo Group Ltd | Chemical compounds |
US5270333A (en) * | 1986-01-28 | 1993-12-14 | Glaxo Group Limited | Indole derivatives |
GB8601959D0 (en) * | 1986-01-28 | 1986-03-05 | Glaxo Group Ltd | Indole derivatives |
GB8615599D0 (en) * | 1986-06-26 | 1986-07-30 | Glaxo Group Ltd | Chemical compounds |
GB8719167D0 (en) * | 1987-08-13 | 1987-09-23 | Glaxo Group Ltd | Chemical compounds |
IL87437A0 (en) * | 1987-08-13 | 1989-01-31 | Glaxo Group Ltd | Indole derivatives,their preparation and pharmaceutical compositions containing them |
US5225431A (en) * | 1987-10-23 | 1993-07-06 | Burroughs Wellcome Co. | Therapeutic substituted indole compounds and compositions thereof |
GB8903036D0 (en) * | 1989-02-10 | 1989-03-30 | Glaxo Group Ltd | Chemical compounds |
HUT57185A (en) * | 1990-03-21 | 1991-11-28 | Merrell Dow Pharma | Process for producing 8-sulfamil-methylen-2-amino-tetraline derivatives and pharmaceutical compositions containing them |
US5935925A (en) * | 1990-05-08 | 1999-08-10 | Synaptic Pharmaceutical Corporation | Methods of treating migraine and compounds useful for such methods |
US5155218A (en) | 1990-05-08 | 1992-10-13 | Neurogenetic Corporation | Dna encoding human 5-ht1d receptors |
AU646871B2 (en) * | 1990-06-07 | 1994-03-10 | Astrazeneca Uk Limited | Therapeutic heterocyclic compounds |
GB9013845D0 (en) * | 1990-06-21 | 1990-08-15 | Glaxo Group Ltd | Process |
CA2043709C (en) * | 1990-06-29 | 2002-01-22 | David W. Smith | Antimigraine alkoxypyrimidine derivatives |
US5077293A (en) * | 1990-06-29 | 1991-12-31 | Bristol-Myers Squibb Co. | 1-indolyalkyl-4-(alkoxypyrimidinyl)piperazines |
GB9022250D0 (en) * | 1990-10-12 | 1990-11-28 | Glaxo Group Ltd | Medicaments |
GB9103770D0 (en) * | 1991-02-22 | 1991-04-10 | Glaxo Group Ltd | Chemical compounds |
GB9104890D0 (en) * | 1991-03-08 | 1991-04-24 | Glaxo Group Ltd | Compositions |
CA2084531A1 (en) | 1991-12-19 | 1993-06-20 | David W. Smith | Antimigraine 4-pyrimidinyl and pyridinyl derivatives of indol-3yl-alkyl piperazines |
GB9209882D0 (en) * | 1992-05-07 | 1992-06-24 | Glaxo Lab Sa | Compositions |
GB9211276D0 (en) * | 1992-05-28 | 1992-07-15 | Glaxo Lab Sa | Pharmaceutical compositions |
GB9211277D0 (en) | 1992-05-28 | 1992-07-15 | Glaxo Group Inc | Pharmaceutical compositions |
ES2055651B1 (es) * | 1992-07-20 | 1995-03-01 | Vita Invest Sa | Procedimiento para la obtencion de nuevas amidinas derivadas de 3-aminoetilindoles. |
GB9216009D0 (en) * | 1992-07-28 | 1992-09-09 | Almirall Lab | New indol derivatives |
ES2056025B1 (es) * | 1992-10-08 | 1995-05-01 | Almirall Lab | Nuevos derivados de indol. |
RU2108326C1 (ru) * | 1993-02-26 | 1998-04-10 | Вита-Инвест С.А. | Способ получения 2-карбокси-3-[2-(диметиламино)этил]-n-метил-1h-индол-5-метансульфонамида или его сложных эфиров |
US5382592A (en) * | 1993-09-16 | 1995-01-17 | Bristol-Myers Squibb Company | Antimigraine cyclobutenedione derivatives of tryptamines |
US5468768A (en) * | 1994-01-06 | 1995-11-21 | Bristol-Myers Squibb Company | Antimigraine derivatives of indolylcycloalkanylamines |
ES2079323B1 (es) * | 1994-06-21 | 1996-10-16 | Vita Invest Sa | Derivados de indol utiles para el tratamiento de la migraña, composicion y uso correspondientes. |
FR2731224B1 (fr) * | 1995-03-02 | 1997-05-30 | Pf Medicament | Nouveaux derives bi-tryptaminiques sulfonamides, leur procede de preparation et leur utilisation a titre de medicaments |
US5618816A (en) * | 1995-03-02 | 1997-04-08 | Bristol-Myers Squibb Company | Antimigraine 1,2,5-thiadiazole derivatives of indolylalkyl-pyridnyl and pyrimidinylpiperazines |
US6586458B1 (en) | 1996-08-16 | 2003-07-01 | Pozen Inc. | Methods of treating headaches using 5-HT agonists in combination with long-acting NSAIDs |
US8022095B2 (en) | 1996-08-16 | 2011-09-20 | Pozen, Inc. | Methods of treating headaches using 5-HT agonists in combination with long-acting NSAIDs |
US5872145A (en) * | 1996-08-16 | 1999-02-16 | Pozen, Inc. | Formulation of 5-HT agonist and NSAID for treatment of migraine |
US6066092A (en) * | 1997-11-06 | 2000-05-23 | Cady; Roger K. | Preemptive prophylaxis of migraine device and method |
US6416472B1 (en) | 1997-11-06 | 2002-07-09 | Edus Inc. | Method and device for measuring cognitive efficiency |
US7189753B1 (en) | 1997-11-06 | 2007-03-13 | Cady Roger K | Preemptive prophylaxis of migraine |
GB9926250D0 (en) * | 1999-11-06 | 2000-01-12 | Knoll Ag | Chemical process |
US20020099059A1 (en) * | 2000-08-23 | 2002-07-25 | Joel Saper | Combination therapy for the treatment of migraine |
JP4959907B2 (ja) * | 2001-03-27 | 2012-06-27 | ワーナー チルコット(アイルランド)リミティド | 抗菌剤投与のための膣内用ドラッグデリバリーデバイス |
US8329734B2 (en) | 2009-07-27 | 2012-12-11 | Afgin Pharma Llc | Topical therapy for migraine |
EP1435945B1 (en) * | 2001-06-05 | 2008-08-13 | Aung-din, Ronald | Topical migraine therapy |
JP4625637B2 (ja) | 2002-02-22 | 2011-02-02 | シャイア エルエルシー | 活性物質送達系及び活性物質を保護し投与する方法 |
AU2003243605A1 (en) * | 2002-06-13 | 2003-12-31 | Dr. Reddy's Laboratories Limited | 3-'2-(dimethylamino) ethyl!-n-methyl-1h-indole-5-methanesulfonamide and the succinate thereof |
US20040068000A1 (en) * | 2002-10-02 | 2004-04-08 | Mintong Guo | Compression coated tablets |
EP2666772B1 (en) * | 2002-12-20 | 2017-03-01 | Basf Se | Synthesis of amines and intermediates for the synthesis thereof |
JP4616009B2 (ja) | 2002-12-26 | 2011-01-19 | ポーゼン インコーポレイテッド | NSAIDsおよびトリプタンを含有する多層剤型 |
US20080213363A1 (en) * | 2003-01-23 | 2008-09-04 | Singh Nikhilesh N | Methods and compositions for delivering 5-HT3 antagonists across the oral mucosa |
WO2004076403A1 (en) * | 2003-02-24 | 2004-09-10 | Transform Pharmaceuticals, Inc. | Sumatriptan crystalline forms, pharmaceutical compositions and methods |
US20070184109A1 (en) * | 2003-06-06 | 2007-08-09 | Floyd Alison G | Compositions comprising triptans and nsaids |
US20070065463A1 (en) * | 2003-06-20 | 2007-03-22 | Ronald Aung-Din | Topical therapy for the treatment of migranes, muscle sprains, muscle spasms, spasticity and related conditions |
AU2004275816A1 (en) * | 2003-09-26 | 2005-04-07 | Alza Corporation | Controlled release formulations of opioid and nonopioid analgesics |
JP2007506775A (ja) * | 2003-09-26 | 2007-03-22 | アルザ・コーポレーシヨン | 漸増する放出速度を表す制御放出製剤 |
US8246986B2 (en) * | 2003-09-26 | 2012-08-21 | Alza Corporation | Drug coating providing high drug loading |
NZ586198A (en) * | 2003-09-26 | 2011-12-22 | Alza Corp | Oros push-stick sustained release dosage forms for controlled delivery of active agents |
WO2005123043A2 (en) * | 2004-06-10 | 2005-12-29 | Duramed Pharmaceuticals, Inc. | Formulations of sumatriptan for absorption across biological membranes, and methods of making and using the same |
US8541026B2 (en) * | 2004-09-24 | 2013-09-24 | Abbvie Inc. | Sustained release formulations of opioid and nonopioid analgesics |
EA013123B1 (ru) * | 2005-04-13 | 2010-02-26 | Ньюрэксон, Инк. | Замещенные индолы, обладающие активностью ингибирования nos |
WO2007070504A2 (en) * | 2005-12-13 | 2007-06-21 | Morton Grove Pharmaceuticals, Inc. | Stable and palatable oral liquid sumatriptan compositions |
TW200808780A (en) * | 2006-04-13 | 2008-02-16 | Neuraxon Inc | 1,5 and 3,6- substituted indole compounds having NOS inhibitory activity |
DE602007013440D1 (de) * | 2006-10-19 | 2011-05-05 | Auspex Pharmaceuticals Inc | Substituierte indole |
MX356032B (es) * | 2007-11-16 | 2018-04-11 | Neuraxon Inc | Compuestos indola y métodos para tratar el dolor visceral. |
EP2219449A4 (en) * | 2007-11-16 | 2010-10-27 | Univ Arizona State | METHOD FOR THE TREATMENT OF EXPOSURE TO DAMAGING |
CA2705833A1 (en) * | 2007-11-16 | 2009-05-22 | Subhash C. Annedi | 3,5-substituted indole compounds having nos and norepinephrine reuptake inhibitory activity |
US20090252791A1 (en) * | 2008-04-02 | 2009-10-08 | Venkata Nookaraju Sreedharala | Pharmaceutical compositions comprising a triptan and a nonsteroidal anti-inflammatory drug |
KR20110019759A (ko) | 2008-05-27 | 2011-02-28 | 비오타 사이언티픽 매니지먼트 피티와이 엘티디 | 항바이러스 염 |
US8618157B2 (en) * | 2008-06-20 | 2013-12-31 | Alphapharm Pty. Ltd. | Pharmaceutical formulation |
CA2729346A1 (en) * | 2008-06-30 | 2010-01-14 | Afgin Pharma, Llc | Topical regional neuro-affective therapy |
US11337962B2 (en) | 2009-09-25 | 2022-05-24 | Upsher-Smith Laboratories, Llc | Formulations comprising triptan compounds |
NZ599344A (en) | 2009-09-25 | 2015-02-27 | Reddy’S Lab Ltd Dr | Formulations comprising triptan compounds |
US10383816B2 (en) | 2015-03-02 | 2019-08-20 | Afgin Pharma, Llc | Topical regional neuro-affective therapy with cannabinoid combination products |
MX2017011280A (es) | 2015-03-02 | 2018-06-27 | Afgin Pharma Llc | Terapia neuro-afectiva regional topica con cannabinoides. |
US10537554B2 (en) * | 2015-08-05 | 2020-01-21 | Upsher-Smith Laboratories, Llc | Pharmaceutical composition for treating migraine |
RU2751508C2 (ru) | 2016-01-27 | 2021-07-14 | Инстар Текнолоджиз А.С. | Оромукозные нановолоконные носители для терапевтического лечения |
US20180049994A1 (en) | 2016-08-16 | 2018-02-22 | Afgin Pharma, Llc | Topical regional neuro-affective therapy with caryophyllene |
EP3766483A1 (en) | 2019-07-19 | 2021-01-20 | BioPharma Synergies, S. L. | Orodispersible powder composition comprising a triptan |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ZA795239B (en) * | 1978-10-12 | 1980-11-26 | Glaxo Group Ltd | Heterocyclic compounds |
ZW19381A1 (en) * | 1980-08-12 | 1983-03-09 | Glaxo Group Ltd | Heterocyclic compounds |
NZ197996A (en) * | 1980-08-12 | 1985-08-16 | Glaxo Group Ltd | 1-(3-(omega-aminoalkyl)-1h-indol-5-yl)alkanamides |
GB2082175B (en) * | 1980-08-12 | 1984-05-02 | Glaxo Group Ltd | Heterocyclic compounds |
ES504694A0 (es) * | 1980-08-12 | 1982-11-01 | Glaxo Group Ltd | Procedimiento para la preparacion de derivados del indol. |
-
1983
- 1983-06-03 GR GR71558A patent/GR79215B/el unknown
- 1983-06-03 IT IT48422/83A patent/IT1170387B/it active Protection Beyond IP Right Term
- 1983-06-06 DK DK2601/83A patent/DK260183D0/da not_active Application Discontinuation
- 1983-06-07 PT PT76830A patent/PT76830B/pt unknown
- 1983-06-07 DE DE1993175045 patent/DE19375045I2/de active Active
- 1983-06-07 AT AT0208483A patent/AT381933B/de not_active IP Right Cessation
- 1983-06-07 FI FI832035A patent/FI79530C/fi not_active IP Right Cessation
- 1983-06-07 JP JP58101587A patent/JPS5942366A/ja active Granted
- 1983-06-07 KR KR1019830002526A patent/KR900006681B1/ko not_active Expired
- 1983-06-07 NL NL8302031A patent/NL193694C/nl not_active IP Right Cessation
- 1983-06-07 PH PH29020A patent/PH19908A/en unknown
- 1983-06-07 CA CA000429902A patent/CA1199643A/en not_active Expired
- 1983-06-07 ES ES523039A patent/ES8407473A1/es not_active Expired
- 1983-06-07 CH CH3117/83A patent/CH657359A5/fr not_active IP Right Cessation
- 1983-06-07 BE BE0/210953A patent/BE896986A/fr not_active IP Right Cessation
- 1983-06-07 NZ NZ204482A patent/NZ204482A/en unknown
- 1983-06-07 FR FR8309429A patent/FR2530625B1/fr not_active Expired
- 1983-06-07 DE DE19833320521 patent/DE3320521A1/de active Granted
- 1983-06-07 ZA ZA834110A patent/ZA834110B/xx unknown
- 1983-06-07 IE IE1335/83A patent/IE55358B1/en not_active IP Right Cessation
- 1983-06-07 LU LU84852A patent/LU84852A1/fr unknown
- 1983-06-07 GB GB08315564A patent/GB2124210B/en not_active Expired
- 1983-06-07 IL IL68913A patent/IL68913A/xx not_active IP Right Cessation
- 1983-06-07 SE SE8303208A patent/SE452459B/sv not_active IP Right Cessation
- 1983-06-07 AU AU15441/83A patent/AU566149B2/en not_active Expired
-
1984
- 1984-02-16 ES ES529802A patent/ES529802A0/es active Granted
-
1985
- 1985-06-17 ES ES544281A patent/ES8609247A1/es not_active Expired
- 1985-11-15 US US06/789,831 patent/US4816470A/en not_active Expired - Lifetime
-
1987
- 1987-12-30 MY MY179/87A patent/MY8700179A/xx unknown
-
1988
- 1988-09-30 KE KE3833A patent/KE3833A/xx unknown
-
1989
- 1989-02-16 HK HK147/89A patent/HK14789A/xx not_active IP Right Cessation
- 1989-07-21 CY CY1458A patent/CY1458A/en unknown
- 1989-11-20 DO DO4760001989A patent/DOP1989476000A/es unknown
-
1991
- 1991-12-23 CZ CS914040A patent/CZ280529B6/cs unknown
- 1991-12-23 SK SK4040-91A patent/SK277877B6/sk unknown
-
1992
- 1992-06-02 MX MX9202623A patent/MX9202623A/es unknown
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