CN104098499B - The preparation method of 5-benzyloxy-2-(4-benzyloxy phenyl)-3-Methyl-1H-indole - Google Patents
The preparation method of 5-benzyloxy-2-(4-benzyloxy phenyl)-3-Methyl-1H-indole Download PDFInfo
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- CN104098499B CN104098499B CN201310120074.4A CN201310120074A CN104098499B CN 104098499 B CN104098499 B CN 104098499B CN 201310120074 A CN201310120074 A CN 201310120074A CN 104098499 B CN104098499 B CN 104098499B
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- acid
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- benzyloxy
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- 0 Cc(c1c2)c(-c3ccc(*)cc3)[n](Cc3ccc(C)cc3)c1ccc2OCc1ccccc1 Chemical compound Cc(c1c2)c(-c3ccc(*)cc3)[n](Cc3ccc(C)cc3)c1ccc2OCc1ccccc1 0.000 description 6
- OPAKTFZZLFDZMZ-UHFFFAOYSA-N CC(C(C(C#CC1)=CC=C1OCc1ccccc1)=O)Br Chemical compound CC(C(C(C#CC1)=CC=C1OCc1ccccc1)=O)Br OPAKTFZZLFDZMZ-UHFFFAOYSA-N 0.000 description 1
- LAOHJLHFQSYRBG-UHFFFAOYSA-N CC(C(c(cc1)ccc1OCc1ccccc1)=O)Nc(cc1)ccc1OCc1ccccc1 Chemical compound CC(C(c(cc1)ccc1OCc1ccccc1)=O)Nc(cc1)ccc1OCc1ccccc1 LAOHJLHFQSYRBG-UHFFFAOYSA-N 0.000 description 1
Classifications
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- 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
- C07D209/12—Radicals substituted by oxygen atoms
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Indole Compounds (AREA)
Abstract
Description
Claims (10)
- The preparation method of 1.5-benzyloxy-2-(4-benzyloxy phenyl)-3-Methyl-1H-indole, is characterized in that,It comprises the following steps:(1), in alcohols solvent, under the effect of alkali, Compound I I and compound III are carried out to condensationReaction;(2) reactant liquor of step (1) is mixed with Bronsted acid, carry out Bischler-Mohlau indoles passRing reaction;
- 2. preparation method as claimed in claim 1, is characterized in that, in step (1), describedAlcohols solvent is one or more in n-butanol, isobutanol, normal propyl alcohol, isopropyl alcohol and ethanol; DescribedAlcohols solvent be 5~15ml/g with the volume mass ratio of Compound I I.
- 3. preparation method as claimed in claim 1, is characterized in that, in step (1), describedAlkali is inorganic base and/or organic base, and described inorganic base is potash, sodium carbonate, sodium acid carbonate, carbonic acidOne or more in hydrogen potassium, NaOH and potassium hydroxide, described organic base be triethylamine, pyridine,One or more in 4-dimethylaminopyridine, morpholine and DIPEA.
- 4. preparation method as claimed in claim 1, is characterized in that, described alkali and Compound I IMol ratio be (2:1)~(2.5:1).
- 5. preparation method as claimed in claim 1, is characterized in that, in step (1), describedThe mol ratio of Compound I I and compound III is (1:1)~(1:1.2).
- 6. preparation method as claimed in claim 1, is characterized in that, in step (1), describedThe temperature of condensation reaction is 75~160 DEG C; In step (2), described Bischler-Mohlau indoles closesThe temperature of ring reaction is 75~160 DEG C.
- 7. preparation method as claimed in claim 6, is characterized in that, in step (1), describedThe temperature of condensation reaction is 100~130 DEG C; In step (2), described Bischler-Mohlau indolesThe temperature of ring closure reaction is 100~130 DEG C.
- 8. preparation method as claimed in claim 1, is characterized in that, in step (2), will walkSuddenly the reactant liquor of (1) carries out before mixing with Bronsted acid coolingly, and described being cooled to naturally cools to instituteThe temperature of the reactant liquor of the step (1) of stating is 10~30 DEG C.
- 9. preparation method as claimed in claim 1, is characterized in that, in step (2), describedBronsted acid is inorganic acid and/or organic acid; Described inorganic acid be a kind of in hydrochloric acid, sulfuric acid and phosphoric acid orMultiple; Described organic acid be formic acid, acetic acid, propionic acid, oxalic acid, fumaric acid, maleic acid, butanedioic acid,Tartaric acid, citric acid, malonic acid, methanesulfonic acid, benzene sulfonic acid, p-methyl benzenesulfonic acid and p-methyl benzenesulfonic acid one waterOne or more in compound.
- 10. preparation method as claimed in claim 1, is characterized in that, described Bronsted acid and chemical combinationThe mol ratio of thing II is (0.05:1)~(0.3:1).
Priority Applications (1)
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CN201310120074.4A CN104098499B (en) | 2013-04-08 | 2013-04-08 | The preparation method of 5-benzyloxy-2-(4-benzyloxy phenyl)-3-Methyl-1H-indole |
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CN201310120074.4A CN104098499B (en) | 2013-04-08 | 2013-04-08 | The preparation method of 5-benzyloxy-2-(4-benzyloxy phenyl)-3-Methyl-1H-indole |
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CN104098499A CN104098499A (en) | 2014-10-15 |
CN104098499B true CN104098499B (en) | 2016-05-04 |
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CN201310120074.4A Active CN104098499B (en) | 2013-04-08 | 2013-04-08 | The preparation method of 5-benzyloxy-2-(4-benzyloxy phenyl)-3-Methyl-1H-indole |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT201800006562A1 (en) * | 2018-06-21 | 2019-12-21 | PROCEDURE AND USEFUL INTERMEDIATES FOR THE PREPARATION OF INDOLES |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5880137A (en) * | 1996-04-19 | 1999-03-09 | American Home Products Corporation | 2-phenyl-1- 4-(amino-1-yl-alk-1-ynyl)-benzyl!-1H-indol-5-ols as estrogenic agents |
CN1309637A (en) * | 1998-05-15 | 2001-08-22 | 美国家用产品公司 | Compositions comprising 2-phenyl-indole compounds and estrogen formutations |
WO2004099139A1 (en) * | 2000-09-15 | 2004-11-18 | Baylor University | Indole-containing compounds with anti-tubulin and vascular targeting activity |
WO2008098527A1 (en) * | 2007-02-12 | 2008-08-21 | Zentiva A.S. | Method for the preparation of 5-benzyloxy-2-(4-benzyloxphenyl)-3-methyl-1h-indole |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2383988A1 (en) * | 1999-09-17 | 2001-03-22 | Baylor University | Indole-containing and combretastatin-related anti-mitotic and anti-tubulin polymerization agents |
-
2013
- 2013-04-08 CN CN201310120074.4A patent/CN104098499B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5880137A (en) * | 1996-04-19 | 1999-03-09 | American Home Products Corporation | 2-phenyl-1- 4-(amino-1-yl-alk-1-ynyl)-benzyl!-1H-indol-5-ols as estrogenic agents |
CN1309637A (en) * | 1998-05-15 | 2001-08-22 | 美国家用产品公司 | Compositions comprising 2-phenyl-indole compounds and estrogen formutations |
WO2004099139A1 (en) * | 2000-09-15 | 2004-11-18 | Baylor University | Indole-containing compounds with anti-tubulin and vascular targeting activity |
WO2008098527A1 (en) * | 2007-02-12 | 2008-08-21 | Zentiva A.S. | Method for the preparation of 5-benzyloxy-2-(4-benzyloxphenyl)-3-methyl-1h-indole |
Non-Patent Citations (3)
Title |
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cient one-pot synthesis of indoles.《Tetrahedron Letters》.2007,第49卷全文. * |
Design, Synthesis, and Preclinical Characterization of Novel, Highly Selective Indole Estrogens;Chris P.Miller等;《J.Med.Chem.》;20010425;第44卷(第11期);第1654-1657页 * |
George Bratulescu.A new and effi * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT201800006562A1 (en) * | 2018-06-21 | 2019-12-21 | PROCEDURE AND USEFUL INTERMEDIATES FOR THE PREPARATION OF INDOLES |
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C14 | Grant of patent or utility model | ||
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CB03 | Change of inventor or designer information |
Inventor after: Chen Pan Inventor after: Yuan Zhedong Inventor after: Liu Xiangkui Inventor after: Kong Rui Inventor after: Gu Hongmei Inventor after: Wang Xiangjian Inventor before: Chen Pan Inventor before: Yuan Zhedong Inventor before: Liu Xiangkui Inventor before: Kong Rui |
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Effective date of registration: 20160413 Address after: 200040 Beijing West Road, Shanghai, No. 1320, No. Applicant after: Shanghai Institute of pharmaceutical industry Applicant after: China State Institute of Pharmaceutical Industry Applicant after: Chia Tai Tianqing Pharmaceutical Group Co., Ltd. Address before: 200040 Beijing West Road, Shanghai, No. 1320, No. Applicant before: Shanghai Institute of pharmaceutical industry Applicant before: China State Institute of Pharmaceutical Industry |