WO2002094840A2 - Derives tricycliques de dihydroquinoleines, leur procede de preparation et les compositions pharmaceutiques qui les contiennent - Google Patents
Derives tricycliques de dihydroquinoleines, leur procede de preparation et les compositions pharmaceutiques qui les contiennent Download PDFInfo
- Publication number
- WO2002094840A2 WO2002094840A2 PCT/FR2002/001716 FR0201716W WO02094840A2 WO 2002094840 A2 WO2002094840 A2 WO 2002094840A2 FR 0201716 W FR0201716 W FR 0201716W WO 02094840 A2 WO02094840 A2 WO 02094840A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- branched
- linear
- group
- formula
- optionally substituted
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
- 0 CC1C(C)C[C@](C)(CCO*)CC(C)(C2)NC2(C)CC1 Chemical compound CC1C(C)C[C@](C)(CCO*)CC(C)(C2)NC2(C)CC1 0.000 description 2
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
- C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
- C07D491/04—Ortho-condensed systems
- C07D491/044—Ortho-condensed systems with only one oxygen atom as ring hetero atom in the oxygen-containing ring
- C07D491/048—Ortho-condensed systems with only one oxygen atom as ring hetero atom in the oxygen-containing ring the oxygen-containing ring being five-membered
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
- C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
- C07D491/04—Ortho-condensed systems
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P35/00—Antineoplastic agents
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
- C07D491/12—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains three hetero rings
- C07D491/14—Ortho-condensed systems
-
- 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
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/547—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
- C07F9/6561—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom containing systems of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring or ring system, with or without other non-condensed hetero rings
Definitions
- the present invention relates to new tricyclic derivatives of dihydro-quinolines, their process of preparation, the pharmaceutical compositions which contain them as well as their use as anticancer.
- the compounds of the invention in addition to the fact that they are new, exhibit very advantageous antitumor properties.
- R 9a , R 9b and R 9c identical or different, each represent a hydrogen atom or a linear or branched (C 1 -C 5 ) alkyl group,
- X represents an oxygen or sulfur atom or a group chosen from CH 2 ,
- R 9c represents a hydrogen atom or a linear or branched (Cj-C 6 ) alkyl group
- Y represents an oxygen or sulfur atom
- i represents a hydrogen atom or a group chosen from:
- R 10a and R 10b identical or different, each represent a linear or branched (Ci-Ce) alkyl group, optionally substituted by a hydroxy or amino group (itself optionally substituted by one or two linear or branched (C 1 -C 5 ) alkyl groups, or else R 10 and Rio together with the nitrogen atom which carry them form a nitrogen heterocycle,
- R 12 represents a hydrogen atom or an aryl or alkyl (Ci-C 6 ) linear or branched group optionally substituted by a group of formula NR 10a R 10b in which R 10a and Rio b , identical or different, each represents a linear or branched alkyl group (-C ⁇ ), optionally substituted by a hydroxy or amino group (itself optionally substituted by one or two alkyl groups (C ⁇ -C 6 ) linear or branched), or else R 10a and R 10b together with the nitrogen atom which carry them a nitrogen heterocycle,
- R 2 , R 3 , i, R 5 , Re, R 7 and R 8 identical or different, each represent: - a hydrogen atom
- alkyl group (C ⁇ -C 6 ) linear or branched optionally substituted by an amino group, which can itself be optionally substituted by one or two alkyl groups (Ci-C 6 ) linear or branched), an amino group optionally substituted by one or two alkyl groups (Ci-C 6 ) linear or branched, which can themselves be substituted by an amino group, alkylamino (C ⁇ - K 6 ) linear or branched or dialkylamino
- (c T represents a mono- or bicyclic group of 5 to 12 members, aromatic or non-aromatic, optionally containing 1 or 2 heteroatoms chosen from O, S and N
- R1 3 , R 1 and R 15 identical or different, each represent an atom of hydrogen or halogen or a group selected from alkyl (Ci-C 6) linear or branched (optionally substituted by an amino group, which may itself be optionally substituted by one or two groups alkyl
- B j represents a linear or branched aryl, heteroaryl or arylalkyl (Ci-C 6 ) group
- At least one of the groups R 2 to R 8 represents an aminoalkyl group (dC 6) linear or branched (optionally N-substituted by one or two alkyl (Ci-C 6) linear or branched), aT ⁇ linear or branched lammoalkylamino (Ci-C 6 ), linear or branched dialkylaminoalkylamino (Ci-C 6 ), linear or branched alkylaminoalkoxy (Ci-Ce), linear or branched dialkylaminoalkoxy (Ci-C 6 ) or -OPO (OH), or well R 2 with R 3 , or R 3 with R_ ⁇ , or Rt .
- R 1 to R 15 represents a linear or branched aminoalkyl group (Ci-C 6 ) (optionally N- substituted by one or two linear or branched (C ⁇ -C 6 ) alkyl, linear or branched alkylaminoalkylamino (Ci-C 6 ), linear or branched dialkylaminoalkylamino (Ci-C 6 ), linear or branched alkylaminoalkoxy (C ⁇ -C 6 ) , dialkylaminoalkoxy (Ci-
- hydrochloric hydrobromic, sulfuric, phosphoric, acetic, trifluoroacetic, lactic, pyruvic, malonic, succinic, glutaric, fumaric, tartaric, maleic, citric, ascorbic, oxalic, methanesulphonic acids. , benzenesulfonic, camplioric.
- aryl group is meant phenyl, biphenylyl, naphthyl, or tetrahydronaphthyl, each of these groups being optionally substituted by one or more atoms or groups, identical or different, chosen from halogen atoms and linear or branched (Cn-C 6 ) alkyl, hydroxy, linear or branched (Ci-C 6 ) alkoxy, linear or branched polyhaloalkyl (Ci-C ⁇ ), amino (optionally substituted by one or more alkyl groups (C ⁇ -C 6 ) linear or branched), nitro, acyl (C t -Ce) linear or branched or alkylenedioxy (Ci-C 2 ).
- heteroaryl group is meant a 5 to 12-membered mono- or bicyclic aromatic group containing one, two or three heteroatoms chosen from oxygen, nitrogen or sulfur, it being understood that the heteroaryl may be optionally substituted by one or more atoms or groups, identical or different, chosen from halogen atoms and alkyl groups (-C ⁇ ) linear or branched, hydroxy, alkoxy (Ci-C 6) linear or branched polyhaloalkyl (C! -C 6) linear or branched, or amino (optionally substituted by one or more linear or branched (Ci-Ce) alkyl groups).
- heteroaryl groups non-limiting mention may be made of thienyl, pyridyl, furyl, pyrrolyl, imidazolyl, oxazolyl, isoxazolyl, thiazolyl, isothiazolyl, quinolyl, isoquinolyl and pyrimidinyl groups.
- nitrogen heterocycle is meant a saturated monocyclic group of 5 to 7 members containing one, two or three heteroatoms, one of these heteroatoms being the nitrogen atom, and the additional heteroatom (s) possibly present being chosen from the atoms oxygen, nitrogen or sulfur.
- the preferred nitrogen heterocycles are the pyrrolidinyl, piperidyl, morpholinyl or piperazinyl groups.
- the preferred compounds of formula (I) are those for which ⁇ represents a double bond.
- An advantageous aspect of the invention relates to the compounds of formula (I) for which R to R 8 , identical or different, each represent a group chosen from hydrogen, alkoxy (C ⁇ -C 6 ) linear or branched (optionally substituted by a group amino, alkylamino (C ⁇ -C 6 ) linear or branched or diakylamino (Ci-Ce) linear or branched) and OPO (OH) 2 .
- Another advantageous aspect of the invention relates to the compounds of formula (I) for which R 2 and R 3; or R 3 and R 4 , form together with the carbon atoms which carry them a group of formula G.
- An advantageous aspect of the invention relates to the compounds of formula (I) for which R 16 represents a hydrogen atom.
- Another advantageous aspect of the invention relates to the compounds of formula (I) for which R 16 represents a linear or branched (C 1 -C 6 ) alkyl group.
- An advantageous aspect of the invention relates to the compounds of formula (I) for
- B J represents an aryl group.
- R j , R 2 , R 3 , R, R 5 , R 6 , R 7 , R, R 16 and (B) are as defined
- the useful dosage is adaptable according to the nature and severity of the condition, the route of administration as well as the age and weight of the patient and any associated treatments. This dosage varies from 0.5 mg to 2 g per 24 hours in one or more doses.
- the expected product is obtained according to the process described in preparation A from 2-amino-6-methoxyphenol (the preparation of which is described in J. Org. Chem. 1926, 2007) and N, N-dimethyl-2- chloroethylamine.
- the expected product is obtained according to the process described in Preparation A from 8-amino-2-naphthol and N, N-diethyl-3-chloropropylamine.
- the expected product is obtained according to the process described in preparation D from 2-amino-6-methoxyphenol.
- the expected product is obtained according to the process described in preparation A from 3-aminophenol and N, N-diethyl-2-chloroethylamine.
- the expected product is obtained according to the process described in Example 1 from tetronic acid, 3,4,5-trimethoxybenzaldehyde and 8-amino-2-naphthol. Melting point:> 260 ° C.
- the expected product is obtained according to the process described in Example 1, replacing the compound of Preparation A with the compound of Preparation G. Melting point:> 205 ° C.
- the expected product is obtained according to the process described in Example 1 from tetronic acid, 3-methoxy aniline and the compound described in preparation G. Melting point:> 205 ° C.
- the expected product is obtained according to the process described in Example 1 from tetronic acid, the compound described in Preparation F and the compound described in preparation G.
- Stage B 9- (3-Hydroxyphenyl) -4-methyl-6, 7-methylenedioxy-4, 9-dihydrofuro [3, 4-bjquinoline-1 (3H) -one
- the expected product is obtained according to the process described in Example 1 from tetronic acid, 3-hydroxybenzaldehyde and the compound obtained in the preceding stage.
- Stage D 3- (4-methyl-6,7-methylenedioxy-1-oxo-1,3,4,9-tetrahydrofuro, 4-b] quinolin-9-yl) -phenyl dihydrogen phosphate
- the expected product is obtained according to the process described in stage B of Example 5 starting from the compound obtained in the preceding stage.
- Stage B Dibenzyl phosphate and 3- (9-methyl-6,7-methylenedioxy-l-oxo-1,3,4,9-tetrahydrofuro [3,4-b] quinoline-9-yl) -phenyl
- the expected product is obtained according to the process described in preparation D from the compound obtained in the previous stage.
- the cells are distributed in microplates and exposed to cytotoxic compounds.
- the cells are then incubated for 2 days (L1210) or 4 days (A549, HT29).
- the number of viable cells is then quantified by a colorimetric test, the Microculture Tetrazolium Assay (Cancer Res. 1987, 47, 939-942).
- the compound of Example 4 has an IC 50 (concentration of cytotoxic agent which inhibits the proliferation of the treated cells by 50%) of 7 nM (L1210).
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Molecular Biology (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pharmacology & Pharmacy (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Abstract
Description
Claims
Priority Applications (12)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EA200301172A EA200301172A1 (ru) | 2001-05-23 | 2002-05-22 | Новые соединения трициклических дигидрохинолинов, способ их получения и фармацевтические композиции, содержащие их |
| MXPA03010597A MXPA03010597A (es) | 2001-05-23 | 2002-05-22 | Derivados de triciclicos de dihidroquinolinas proceso para prepararlos y composiciones farmaceuticas que los contienen. |
| US10/477,244 US20040180917A1 (en) | 2001-05-23 | 2002-05-22 | Novel tricyclic dihydro-quinoline derivatives, method for preparing same and pharmaceutical compositions containing the same |
| CA002448197A CA2448197A1 (fr) | 2001-05-23 | 2002-05-22 | Derives tricycliques de dihydroquinoleines, leur procede de preparation et les compositions pharmaceutiques qui les contiennent |
| KR10-2003-7015307A KR20040008190A (ko) | 2001-05-23 | 2002-05-22 | 트리시클릭 디히드로퀴놀린 유도체, 이의 제조 방법 및이를 함유하는 약제조성물 |
| EP02735551A EP1399455A2 (fr) | 2001-05-23 | 2002-05-22 | Derives tricycliques de dihydroquinoleines,leur procede de preparation et les compositions pharmaceutiques qui les contiennent |
| BR0209963-2A BR0209963A (pt) | 2001-05-23 | 2002-05-22 | Derivados tricìclicos de dihidro-quinoleìnas, o respectivo processo de preparação e as composições farmacêuticas que os contêm |
| JP2002591513A JP2004529191A (ja) | 2001-05-23 | 2002-05-22 | 新しい三環式ジヒドロキノリン化合物、これらの製造方法及びこれらを含む医薬組成物 |
| SK1601-2003A SK16012003A3 (sk) | 2001-05-23 | 2002-05-22 | Tricyklické dihydrochinolínové zlúčeniny, spôsob ich prípravy a farmaceutické kompozície, ktoré ich obsahujú |
| PL02364083A PL364083A1 (en) | 2001-05-23 | 2002-05-22 | Tricyclic dihydro-quinoline derivatives, method for preparing same and pharmaceutical compositions containing same |
| HU0401345A HUP0401345A3 (en) | 2001-05-23 | 2002-05-22 | Novel tricyclic dihydro-quinoline derivatives, method for preparing same and pharmaceutical compositions containing same |
| NO20035214A NO20035214L (no) | 2001-05-23 | 2003-11-24 | Tricykliske dihydrokinolinforbindelser, fremgangsmåte for deres fremstilling og farmasöytiske sammensetninger inneholdende dem |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR0106791A FR2825092B1 (fr) | 2001-05-23 | 2001-05-23 | Nouveau derives trycicliques de dihydro-quinoleines, leur procede de preparation et les compositions pharmaceutiques qui les contiennent |
| FR01/06791 | 2001-05-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| WO2002094840A2 true WO2002094840A2 (fr) | 2002-11-28 |
| WO2002094840A3 WO2002094840A3 (fr) | 2003-05-01 |
Family
ID=8863588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/FR2002/001716 Ceased WO2002094840A2 (fr) | 2001-05-23 | 2002-05-22 | Derives tricycliques de dihydroquinoleines, leur procede de preparation et les compositions pharmaceutiques qui les contiennent |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US20040180917A1 (fr) |
| EP (1) | EP1399455A2 (fr) |
| JP (1) | JP2004529191A (fr) |
| KR (1) | KR20040008190A (fr) |
| CN (1) | CN1511161A (fr) |
| AR (1) | AR033914A1 (fr) |
| BR (1) | BR0209963A (fr) |
| CA (1) | CA2448197A1 (fr) |
| CZ (1) | CZ20033496A3 (fr) |
| EA (1) | EA200301172A1 (fr) |
| FR (1) | FR2825092B1 (fr) |
| HU (1) | HUP0401345A3 (fr) |
| MX (1) | MXPA03010597A (fr) |
| NO (1) | NO20035214L (fr) |
| PL (1) | PL364083A1 (fr) |
| SK (1) | SK16012003A3 (fr) |
| WO (1) | WO2002094840A2 (fr) |
| ZA (1) | ZA200308628B (fr) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8592383B2 (en) | 2011-06-17 | 2013-11-26 | Merck Sharp & Dohme Corp. | Cycloalkyl-fused tetrahydroquinolines as CRTH2 receptor modulators |
| US9783547B2 (en) | 2014-01-15 | 2017-10-10 | Centre National De La Recherche Scientifique (Cnrs) | Water soluble 4-azapodophyllotoxin analogs |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11731980B1 (en) | 2023-03-22 | 2023-08-22 | King Faisal University | Furo[3,4-b]quinolone compounds as antibacterial agents |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2801310B1 (fr) * | 1999-11-24 | 2004-04-16 | Adir | NOUVEAUX DERIVES DE DIHYDROFURO-[3,4-b]QUINOLEIN-1-ONES, LEUR PROCEDE DE PREPARATION ET LES COMPOSITIONS PHARMACEUTIQUES QUI LES CONTIENNENT |
-
2001
- 2001-05-23 FR FR0106791A patent/FR2825092B1/fr not_active Expired - Fee Related
-
2002
- 2002-05-22 SK SK1601-2003A patent/SK16012003A3/sk unknown
- 2002-05-22 BR BR0209963-2A patent/BR0209963A/pt not_active IP Right Cessation
- 2002-05-22 EA EA200301172A patent/EA200301172A1/ru unknown
- 2002-05-22 WO PCT/FR2002/001716 patent/WO2002094840A2/fr not_active Ceased
- 2002-05-22 JP JP2002591513A patent/JP2004529191A/ja active Pending
- 2002-05-22 CZ CZ20033496A patent/CZ20033496A3/cs unknown
- 2002-05-22 CA CA002448197A patent/CA2448197A1/fr not_active Abandoned
- 2002-05-22 MX MXPA03010597A patent/MXPA03010597A/es unknown
- 2002-05-22 EP EP02735551A patent/EP1399455A2/fr not_active Withdrawn
- 2002-05-22 CN CNA028103483A patent/CN1511161A/zh active Pending
- 2002-05-22 HU HU0401345A patent/HUP0401345A3/hu unknown
- 2002-05-22 US US10/477,244 patent/US20040180917A1/en not_active Abandoned
- 2002-05-22 KR KR10-2003-7015307A patent/KR20040008190A/ko not_active Ceased
- 2002-05-22 PL PL02364083A patent/PL364083A1/xx not_active Application Discontinuation
- 2002-05-23 AR ARP020101905A patent/AR033914A1/es unknown
-
2003
- 2003-11-05 ZA ZA200308628A patent/ZA200308628B/en unknown
- 2003-11-24 NO NO20035214A patent/NO20035214L/no not_active Application Discontinuation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8592383B2 (en) | 2011-06-17 | 2013-11-26 | Merck Sharp & Dohme Corp. | Cycloalkyl-fused tetrahydroquinolines as CRTH2 receptor modulators |
| US9783547B2 (en) | 2014-01-15 | 2017-10-10 | Centre National De La Recherche Scientifique (Cnrs) | Water soluble 4-azapodophyllotoxin analogs |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1511161A (zh) | 2004-07-07 |
| NO20035214D0 (no) | 2003-11-24 |
| KR20040008190A (ko) | 2004-01-28 |
| MXPA03010597A (es) | 2004-03-09 |
| EA200301172A1 (ru) | 2004-04-29 |
| HUP0401345A3 (en) | 2006-11-28 |
| WO2002094840A3 (fr) | 2003-05-01 |
| NO20035214L (no) | 2003-11-24 |
| FR2825092A1 (fr) | 2002-11-29 |
| CA2448197A1 (fr) | 2002-11-28 |
| HUP0401345A2 (hu) | 2004-11-29 |
| FR2825092B1 (fr) | 2005-01-14 |
| EP1399455A2 (fr) | 2004-03-24 |
| SK16012003A3 (sk) | 2004-06-08 |
| CZ20033496A3 (cs) | 2004-04-14 |
| ZA200308628B (en) | 2004-11-05 |
| JP2004529191A (ja) | 2004-09-24 |
| BR0209963A (pt) | 2004-04-13 |
| PL364083A1 (en) | 2004-12-13 |
| US20040180917A1 (en) | 2004-09-16 |
| AR033914A1 (es) | 2004-01-07 |
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| FR2779725A1 (fr) | Nouveaux derives de 5,10-dihydrodipyrido[2,3-b:2,3-e] pyrazine et 5,10-dihydrodipyrido[2,3-b:3,2-e]pyrazine, leur procede de preparation et les compositions pharmaceutiques qui les contiennent | |
| FR2892418A1 (fr) | Nouveaux composes aminoesterifies a cycle e hydrocarbone a six chainons analogues de la camptothecine, leur procede de preparation et les compositions pharmaceutiques qui les contiennent |
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