WO1994006796A1 - NUEVOS ARENO[e]INDOLES, PROCEDIMIENTO PARA SU PREPARACION Y SU APLICACION COMO INTERMEDIOS EN LA SINTESIS DE PRODUCTOS CON ACTIVIDAD ANTITUMORAL - Google Patents
NUEVOS ARENO[e]INDOLES, PROCEDIMIENTO PARA SU PREPARACION Y SU APLICACION COMO INTERMEDIOS EN LA SINTESIS DE PRODUCTOS CON ACTIVIDAD ANTITUMORAL Download PDFInfo
- Publication number
- WO1994006796A1 WO1994006796A1 PCT/ES1993/000078 ES9300078W WO9406796A1 WO 1994006796 A1 WO1994006796 A1 WO 1994006796A1 ES 9300078 W ES9300078 W ES 9300078W WO 9406796 A1 WO9406796 A1 WO 9406796A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- solvent
- methyl
- arh
- methoxymethyl
- pyrrolcarboxylate
- Prior art date
Links
- YOQXDUAJAUQPIG-UHFFFAOYSA-N COC[n]1c(C(C([AlH2])=O)S([AlH2])(=O)=O)cc(C(OC)=O)c1 Chemical compound COC[n]1c(C(C([AlH2])=O)S([AlH2])(=O)=O)cc(C(OC)=O)c1 YOQXDUAJAUQPIG-UHFFFAOYSA-N 0.000 description 1
- 0 COC[n]1c(C(S(*)(=O)=O)=C(*)O*)cc(C(OC)=O)c1 Chemical compound COC[n]1c(C(S(*)(=O)=O)=C(*)O*)cc(C(OC)=O)c1 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
- C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
- C07D487/04—Ortho-condensed systems
-
- 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
- C07D209/56—Ring systems containing three or more rings
- C07D209/58—[b]- or [c]-condensed
- C07D209/60—Naphtho [b] pyrroles; Hydrogenated naphtho [b] pyrroles
Definitions
- the present invention falls within the technical field of the production of compounds with antitumor activity.
- the present invention relates to obtaining new arene [e] indoles, useful in the synthesis of hexahydroarene [e] cidopropa [c] indole-4-ones with antitumor properties.
- arene [e] indoles (III) are useful intermediates for the preparation of hexahydroarene [e] cyclopropa [c] indole-4-ones (IV).
- These indolones have great pharmaceutical interest in containing the structural unit of cyclopropa [c] indole-4-one which, among others, D.L. Boger et al. in J.Am.Chem.Soc ,, 113, 2779 (1991) have shown that it is responsible for the antitumor activity of agent CC-1065 (V) and synthesis analogues thereof.
- the object of the present invention is to solve the problem posed in the preparation of sand / e / mdoles (III) by photochemical irradiation in the presence of ⁇ -oxyants before 1-aryl-2-pyrrylethylenes (II).
- the present invention refers to new arene [e] indoles, to its method of preparation and to its application as intermediates in the synthesis of products with antitumor activity.
- These new arene [e] indoles have the general formula (I):
- Ar represents phenyl or substituted phenyl
- Ar ' represents a condensed radical of the formula:
- R, R 1 , R 2 , R 3 can represent a hydrogen, a halogen, a linear or branched alkyl, alkenyl or alkynyl radical, a forrnyl, acyl, carboxy, alkoxycarbonyl, ammocarbonyl, alkylaminocarbonyl, dialkylammocarbonyl, cyano, hydroxy radical , alkoxy, amino, alkylamino, dialkylamm, acylamino or nitro; and X represents an oxygen, sulfur or a substituted or unsubstituted nitrogen, and -R represents an acyl group of 2 to 5 straight or branched chain carbon atoms.
- methyl 2-formyl-4-pyrrolcarboxylate Treatment of methyl 2-formyl-4-pyrrolcarboxylate with chloromethyl ethyl ether in the presence of a base and of a suitable organic solvent results in methyl 2-formyl-N-me toximethyl-4-pyrrolcarbcyloxylate.
- the base used is an alkoxide, a tertiary amine, an alkaline amide or an organolytic compound
- the organic solvent is an aprotic dipolar solvent, an ether or a hydrocarbon bonded solvent
- the reaction time is between 1 and 40 hours and the temperature between -10 and 50 ° C
- Reduction of methyl 2-formyl-N-methoxymethyl-4-pyrrolcarboxylate with a metal hydride in an organic solvent leads to the formation of methyl 2-hydroxymethylN-methoxymethyl-4-pyrrolcarboxylate.
- the preferred metal hydride is a boron hydride and the organic solvent is a low molecular weight alcohol such as methanol or ethanol.
- the reaction temperature is generally between 0 and 40 C and the time between 0.5 and 3 hours.
- the first step of the process of the invention comprises the reaction of methyl 2-arylsulfinylmethyl-N-methoxymethyl-4-pyrrolcarboxylate (VI) with a base - strong in an inert solvent and then with an aromatic aldehyde, obtaining as a reaction product compounds Methyl 2- (2-aryl-1-arylsulf oni l-2-hydroxyethyl) -N-methoxymethyl-pyrrol-4-carboxylates, of general formula:
- Ar represents an aryl, phenyl, pyrroiyl, furyl or thiophenyl group substituted up to three times by any one of the radicals R, R 1 , R 2 and R 3 mentioned above and Ar has the meaning given above.
- the strong base used to obtain the compound of formula (VII) may be an alkali metal amide, an alkyl lithium or an aryl lithium, preferably lithium diisoproamide;
- the solvent must be an inert solvent such as a dialkyl ether, 1,4-dioxane or tetrahydrofuran, preferably tetrahydrofuran;
- the aldehyde an aromatic aldehyde, such as methyl 2-formyl-N-methoxymethylpyrrol4-carboxylate, 4-methoxybenzaldehyde or 3,4,5-tri- methoxybenzaldehyde
- the oxidant used is 2,3-dicyano-5,6-dichloro-p-benzoqumona and the inert solvent benzene, toluene, xylene, 1,4-dioxane or chlorobenzene.
- the ketone of the general formula (VIII) is subjected to acylation by treating it with a suitable base in an inert solvent and then with an acyl chloride as an acylating agent, obtaining the acylated derivative of the general formula:
- the base used can be an amine, an alkaline amide, an alkyl lithium or an aryl lithium, preferably triethylamma;
- the inert solvent may be chloroform, dichloromethane or 1,2-dichloroethane; and the acylating agent an acid chloride of 2 to 5 straight or branched chain carbon atoms, preferably acetyl chloride.
- the compound of formula (IX) is subjected to a photochemical cyclization process in an organic solvent, preferably a low molecular weight alcohol such as me tanol or ethanol, in the presence of an oxidant, such as oxygen associated with catalytic iodine, and under ultraviolet irradiation.
- an organic solvent preferably a low molecular weight alcohol such as me tanol or ethanol
- the compound obtained by this photochemical cyclization process from the acylated derivative of formula (IX), is a compound of general formula (I), an intermediate product in the synthesis of compounds with anti-moral activity.
- UV ultraviolet
- Stage 1 Obtaining methyl 2-Formyl-N-methoxymethyl-4-pyrrolcarboxylate.
- a solution of 5,995 g of methyl 2-formyl-4-pyrrolcarboxylate in 60 mL of dry N, N-dimethylformamide is prepared in a balloon provided with a calcium chloride tube.
- 7,323 g of potassium tert-butoxide are added.
- the reaction is passed at room temperature and stirring is maintained for 1.75 hours, after which the reaction is cooled again in an ice / water bath and 6 mL of chloromethyl methyl ether is slowly added.
- the reaction is passed at room temperature and stirring is continued for 18 hours. After this time, the existence of the starting product is checked by thin layer chromatography, so they are added, repeating the same procedure used previously, -
- the preparation is carried out by adding water and extracting with ethyl acetate, followed by drying the organic phase with sodium sulfate and removing the solvent in a rotary evaporator, giving rise to an oil that is purified by silica gel column chromatography. (25 ⁇ 3 cm 0), eluting with dichloromethane / ethyl acetate (20: 1). 6,817 g of protected pyrrole are obtained.
- Stage 2 Obtaining methyl 2-Hydroxymethyl-N-methoxymethyl-4-pyrrolcarboxylate.
- Step 3 Obtaining methyl N-Methoxymethyl-2-tosylmethyl-4-pyrrolcarboxylate.
- a solution of lithium dusopropylamide is prepared by adding 0.8 mL of a 2.7M solution of n-butyllithium in hexane on a solution of 0.31 mL of dusopropylamine in 20 mL of tetrahydrofuran. 600 mg of methyl N-Methoxymethyl-2-tosylmethyl-4-pyrrolcarboxylate - are added onto the magnetically stirred lithium dusopropylamide solution used at -75 ° C. The temperature of the - The resulting suspension is allowed to rise to -40 ° C over 1.25 hours and over the red solution generated 351 mg of methyl 2-Formyl-N-methoxymethyl-4-pyrrolcarboxylate are added. The temperature of the reaction mixture is allowed to rise to -15 ° C over 2 hours and added
- a solution of lithium dusopropylamide is prepared by adding 4.21 mL of a 2.4M solution of n-butyllithium in hexanes over a solution of 1.5 mL of dusopropylamine in 100 mL of tetrahydrofuran. 2.9 g of methyl N-Methoxymethyl-2-tosylmethyl-4-pyrrolcarboxylate are added onto the magnetically stirred lithium dusopropylamide solution and cooled to -50 C. After 2 hours 1.06 mL of 4-methoxybenzaldehyde is added to the red solution genrada After one hour 10% hydrochloric acid is added.
- a solution of lithium dusopropylamide - lithium is prepared by adding 4.8 mL of a 2.44M solution of n-butyllithium in hexanes over a solution of 1.9 MI of diisopropylamine in 70 mL of tetrahydrofuran. - 3.0 g of methyl N-Methoxymethyl-2-tosylmethyl-4-pyrrolcarboxylate are added onto the magnetically stirred lithium dusopropylamide solution and cooled to -80 ° C. The resulting suspension is allowed to stir at -50 ° C for 2.3 hours and 1.75 g of 3,4,5-trimethoxybenzaldehyde are added to the red solution generated. After 1.5 hours of stirring at -50 ° C the reaction is cooled to -70 ° C and 100 mL of 10% hydrochloric acid is added.
- IRtfilm, ⁇ max 1510, 1550, 1595, 1780, 2955 cm - 1 .
- ArOCOCH 3 3.00 (s, 3H, NCH 2 OCH 3 ), 3.74 (s, 3H, ArCO 2 CH 3 ),
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Indole Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Pyrrole Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP93920859A EP0623619B1 (en) | 1992-09-22 | 1993-09-22 | PREPARATION METHOD OF ARENO[e]INDOLS |
AU48205/93A AU4820593A (en) | 1992-09-22 | 1993-09-22 | New areno{e}indols, preparation method and application as intermediates in the synthesis of products with antitumoralt activity |
JP50781894A JP3338854B2 (ja) | 1992-09-22 | 1993-09-22 | 新しいアレノ〔e〕インドールの製造方法 |
DK93920859T DK0623619T3 (da) | 1992-09-22 | 1993-09-22 | Fremgangsmåde til fremstilling af areno[e]indoler |
DE69323418T DE69323418T2 (de) | 1992-09-22 | 1993-09-22 | VERFAHREN ZU HERSTELLUNG VON ARENO[e]INDOLE |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ESP9201894 | 1992-09-22 | ||
ES09201894A ES2059259B1 (es) | 1992-09-22 | 1992-09-22 | Procedimiento de obtencion de nuevos areno (e)indoles utiles como intermedios en la sintesis de productos con actividad antitumoral. |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1994006796A1 true WO1994006796A1 (es) | 1994-03-31 |
Family
ID=8278210
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/ES1993/000078 WO1994006796A1 (es) | 1992-09-22 | 1993-09-22 | NUEVOS ARENO[e]INDOLES, PROCEDIMIENTO PARA SU PREPARACION Y SU APLICACION COMO INTERMEDIOS EN LA SINTESIS DE PRODUCTOS CON ACTIVIDAD ANTITUMORAL |
Country Status (11)
Country | Link |
---|---|
US (2) | US5571927A (es) |
EP (1) | EP0623619B1 (es) |
JP (1) | JP3338854B2 (es) |
AT (1) | ATE176471T1 (es) |
AU (1) | AU4820593A (es) |
CA (1) | CA2124072A1 (es) |
DE (1) | DE69323418T2 (es) |
DK (1) | DK0623619T3 (es) |
ES (2) | ES2059259B1 (es) |
TW (1) | TW239128B (es) |
WO (1) | WO1994006796A1 (es) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4415463A1 (de) * | 1994-05-03 | 1995-11-09 | Lutz F Prof Dr Tietze | Neue Prodrugs von 6-Hydroxy-2,3-dihydro-1H-indolen und 5-Hydroxy-1,2-dihydro-3H-pyrrolo(3,2-e)indolen |
US7196089B2 (en) | 2003-01-29 | 2007-03-27 | Asterand Uk Limited | EP4 receptor antagonists |
US7417068B2 (en) | 2003-10-16 | 2008-08-26 | Asterand Uk Limited | EP4 receptor antagonists |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101211088B (zh) * | 2006-12-28 | 2011-08-10 | 中国科学院西安光学精密机械研究所 | 单晶体可调谐宽带非共线飞秒光参量放大方法及装置 |
JOP20190254A1 (ar) | 2017-04-27 | 2019-10-27 | Pharma Mar Sa | مركبات مضادة للأورام |
-
1992
- 1992-09-22 ES ES09201894A patent/ES2059259B1/es not_active Expired - Lifetime
-
1993
- 1993-09-22 DK DK93920859T patent/DK0623619T3/da active
- 1993-09-22 WO PCT/ES1993/000078 patent/WO1994006796A1/es active IP Right Grant
- 1993-09-22 AT AT93920859T patent/ATE176471T1/de not_active IP Right Cessation
- 1993-09-22 AU AU48205/93A patent/AU4820593A/en not_active Abandoned
- 1993-09-22 EP EP93920859A patent/EP0623619B1/en not_active Expired - Lifetime
- 1993-09-22 CA CA002124072A patent/CA2124072A1/en not_active Abandoned
- 1993-09-22 DE DE69323418T patent/DE69323418T2/de not_active Expired - Fee Related
- 1993-09-22 JP JP50781894A patent/JP3338854B2/ja not_active Expired - Fee Related
- 1993-09-22 ES ES93920859T patent/ES2130283T3/es not_active Expired - Lifetime
-
1994
- 1994-01-04 TW TW083100017A patent/TW239128B/zh active
- 1994-05-19 US US08/252,658 patent/US5571927A/en not_active Expired - Fee Related
-
1996
- 1996-07-03 US US08/674,863 patent/US5631384A/en not_active Expired - Fee Related
Non-Patent Citations (1)
Title |
---|
P. MAGNUS ET AL.: "Studies on the synthesis of the antitumor agent CC-1065. Synthesis of PDE I and PDE II, inhibitors of cyclic adenosine-3'5'-monophosphate phosphodiesterase using the 3,3'-bipyrrole strategy", JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, vol. 109, no. 9, 1987, WASHINGTON, DC US, pages 2711 - 2717 * |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4415463A1 (de) * | 1994-05-03 | 1995-11-09 | Lutz F Prof Dr Tietze | Neue Prodrugs von 6-Hydroxy-2,3-dihydro-1H-indolen und 5-Hydroxy-1,2-dihydro-3H-pyrrolo(3,2-e)indolen |
US7196089B2 (en) | 2003-01-29 | 2007-03-27 | Asterand Uk Limited | EP4 receptor antagonists |
US7507754B2 (en) | 2003-01-29 | 2009-03-24 | Asterand Uk Limited | EP4 receptor antagonists |
US7528157B2 (en) | 2003-01-29 | 2009-05-05 | Asterand Uk Limited | EP4 receptor antagonists |
US7858644B2 (en) | 2003-01-29 | 2010-12-28 | Asterand Uk Limited | EP4 receptor antagonists |
US7417068B2 (en) | 2003-10-16 | 2008-08-26 | Asterand Uk Limited | EP4 receptor antagonists |
US7569602B2 (en) | 2003-10-16 | 2009-08-04 | Asterand Uk Limited | Furan derivatives as EP4 receptor antagonists |
Also Published As
Publication number | Publication date |
---|---|
TW239128B (es) | 1995-01-21 |
DK0623619T3 (da) | 1999-09-20 |
JPH07501344A (ja) | 1995-02-09 |
CA2124072A1 (en) | 1994-03-31 |
EP0623619B1 (en) | 1999-02-03 |
ATE176471T1 (de) | 1999-02-15 |
EP0623619A1 (en) | 1994-11-09 |
DE69323418T2 (de) | 1999-09-09 |
DE69323418D1 (de) | 1999-03-18 |
ES2130283T3 (es) | 1999-07-01 |
US5631384A (en) | 1997-05-20 |
JP3338854B2 (ja) | 2002-10-28 |
AU4820593A (en) | 1994-04-12 |
ES2059259A1 (es) | 1994-11-01 |
US5571927A (en) | 1996-11-05 |
ES2059259B1 (es) | 1995-10-01 |
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