ES2131137T3 - Procedimiento para producir cromanos. - Google Patents

Procedimiento para producir cromanos.

Info

Publication number
ES2131137T3
ES2131137T3 ES94114968T ES94114968T ES2131137T3 ES 2131137 T3 ES2131137 T3 ES 2131137T3 ES 94114968 T ES94114968 T ES 94114968T ES 94114968 T ES94114968 T ES 94114968T ES 2131137 T3 ES2131137 T3 ES 2131137T3
Authority
ES
Spain
Prior art keywords
chromanes
procedure
producing
carbon
formaldehyde
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.)
Expired - Lifetime
Application number
ES94114968T
Other languages
English (en)
Inventor
Eriko Fukumoto
Masahiro Torihara
Yoshin Tamai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kuraray Co Ltd
Original Assignee
Kuraray Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Kuraray Co Ltd filed Critical Kuraray Co Ltd
Application granted granted Critical
Publication of ES2131137T3 publication Critical patent/ES2131137T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
    • C07D311/70—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with two hydrocarbon radicals attached in position 2 and elements other than carbon and hydrogen in position 6
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
    • C07D311/70—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with two hydrocarbon radicals attached in position 2 and elements other than carbon and hydrogen in position 6
    • C07D311/72—3,4-Dihydro derivatives having in position 2 at least one methyl radical and in position 6 one oxygen atom, e.g. tocopherols

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Pyrane Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

UN FENOL, UN FORMALDEHIDO Y UN COMPUESTO INSATURADO QUE TIENE DOBLE ENLACE CARBONO-CARBONO REACCIONAN ENTRE SI EN PRESENCIA DE UNA AMINA SECUNDARIA Y UN ACIDO A UNA TEMPERATURA DE 100 A 250
ES94114968T 1993-09-28 1994-09-22 Procedimiento para producir cromanos. Expired - Lifetime ES2131137T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP26418693A JP3400039B2 (ja) 1993-09-28 1993-09-28 クロマン化合物の製造方法

Publications (1)

Publication Number Publication Date
ES2131137T3 true ES2131137T3 (es) 1999-07-16

Family

ID=17399674

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94114968T Expired - Lifetime ES2131137T3 (es) 1993-09-28 1994-09-22 Procedimiento para producir cromanos.

Country Status (8)

Country Link
US (1) US5495026A (es)
EP (1) EP0645383B1 (es)
JP (1) JP3400039B2 (es)
KR (1) KR970005535B1 (es)
AT (1) ATE178062T1 (es)
DE (1) DE69417326T2 (es)
DK (1) DK0645383T3 (es)
ES (1) ES2131137T3 (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5750564A (en) * 1995-09-12 1998-05-12 Hellberg; Mark Anti-oxidant esters of non-steroidal anti-inflammatory agents
KR100289860B1 (ko) * 1997-07-17 2001-05-15 나카무라 하사오 크로만의 제조 방법
EP0916665A1 (de) * 1997-11-11 1999-05-19 Lonza A.G. Verfahren zur Herstellung von Chromanderivaten
KR100567183B1 (ko) * 1997-11-14 2006-06-13 론자 아게 포르밀이미다졸의제조방법
CZ20013076A3 (cs) * 2000-08-29 2002-04-17 Kuraray Co., Ltd. Způsob výroby chromankarboxylové kyseliny
JP2002226473A (ja) * 2000-08-29 2002-08-14 Kuraray Co Ltd クロマンカルボン酸の製造方法
WO2005035491A2 (en) * 2003-10-10 2005-04-21 Yasoo Health, Inc. PROCESS FOR SYNTHESIZING d-TOCOTRIENOLS FROM 2- VINYLCHROMANE COMPOUND
JP4904816B2 (ja) * 2004-01-30 2012-03-28 三菱瓦斯化学株式会社 クロマン化合物の製造方法
WO2008050829A1 (en) 2006-10-26 2008-05-02 Mitsubishi Gas Chemical Company, Inc. Method of producing s-(-)-6-hydroxy-2,5,7,8-tetramethylchromane-2-carboxylic acid and product obtained by the method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3010504A1 (de) * 1980-03-19 1981-10-01 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von 2-hydroxyalkylchromanen
JPS6092283A (ja) * 1983-10-27 1985-05-23 Nippon Oil Co Ltd クロマン化合物の選択的合成法

Also Published As

Publication number Publication date
US5495026A (en) 1996-02-27
DK0645383T3 (da) 1999-10-11
ATE178062T1 (de) 1999-04-15
JPH0797380A (ja) 1995-04-11
KR970005535B1 (ko) 1997-04-17
EP0645383B1 (en) 1999-03-24
DE69417326T2 (de) 1999-09-09
KR950008503A (ko) 1995-04-17
JP3400039B2 (ja) 2003-04-28
EP0645383A1 (en) 1995-03-29
DE69417326D1 (de) 1999-04-29

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