BR9913749A - Processo para a preparação de 3-isocromanona - Google Patents

Processo para a preparação de 3-isocromanona

Info

Publication number
BR9913749A
BR9913749A BR9913749-6A BR9913749A BR9913749A BR 9913749 A BR9913749 A BR 9913749A BR 9913749 A BR9913749 A BR 9913749A BR 9913749 A BR9913749 A BR 9913749A
Authority
BR
Brazil
Prior art keywords
isochromanone
preparation
alpha
dihalide
xylene
Prior art date
Application number
BR9913749-6A
Other languages
English (en)
Other versions
BR9913749B1 (pt
Inventor
Raymond Vicent Heavon Jones
Alan John Whitton
Jennifer Ann White
David John Ritchie
Robin Fieldhouse
Kirstin Maccormick
Logan Thomson Nisbet
Paul Richard Evans
Colin John Bennie
Original Assignee
Zeneca 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
Priority claimed from GBGB9820465.4A external-priority patent/GB9820465D0/en
Priority claimed from GBGB9913325.8A external-priority patent/GB9913325D0/en
Application filed by Zeneca Ltd filed Critical Zeneca Ltd
Publication of BR9913749A publication Critical patent/BR9913749A/pt
Publication of BR9913749B1 publication Critical patent/BR9913749B1/pt

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
    • C07D311/76—Benzo[c]pyrans

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Pyrane Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

"PROCESSO PARA A PREPARAçãO DE 3-ISOCROMANONA". Um processo para a preparação de 3-isocromanona que compreende contatar um o-xileno-<244>,<244>' -dialido com monóxido de carbono, na presença de um catalisador e uma base de amina impedida em um meio líquido que compreende água e um álcool terciário.
BRPI9913749-6A 1998-09-18 1999-08-23 processo para a preparação de 3-isocromanona. BR9913749B1 (pt)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
GBGB9820465.4A GB9820465D0 (en) 1998-09-18 1998-09-18 Chemical process
GB9820465.4 1998-09-18
GB9913325.8 1999-06-08
GBGB9913325.8A GB9913325D0 (en) 1999-06-08 1999-06-08 Chemical process
PCT/GB1999/002783 WO2000017186A1 (en) 1998-09-18 1999-08-23 Process for preparing 3-isochromanone
US09/810,458 US6888008B2 (en) 1998-09-18 2001-03-16 Process for preparing 3-isochromanone

Publications (2)

Publication Number Publication Date
BR9913749A true BR9913749A (pt) 2001-07-17
BR9913749B1 BR9913749B1 (pt) 2011-01-11

Family

ID=27269484

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9913749-6A BR9913749B1 (pt) 1998-09-18 1999-08-23 processo para a preparação de 3-isocromanona.

Country Status (13)

Country Link
US (1) US6888008B2 (pt)
EP (1) EP1114042B1 (pt)
JP (1) JP4576048B2 (pt)
CN (1) CN1156466C (pt)
AT (1) ATE380802T1 (pt)
AU (1) AU5437899A (pt)
BR (1) BR9913749B1 (pt)
DE (1) DE69937743T2 (pt)
DK (1) DK1114042T3 (pt)
ES (1) ES2294855T3 (pt)
IL (1) IL141838A (pt)
TW (1) TWI238821B (pt)
WO (1) WO2000017186A1 (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19945561A1 (de) * 1999-09-23 2001-03-29 Clariant Gmbh Verfahren zur Herstellung von Isochroman-3-onen

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2410782C2 (de) 1974-03-07 1982-02-18 Dynamit Nobel Ag, 5210 Troisdorf Phenylendiessigsäuredialkylester und Verfahren zu deren Herstellung
IT1014957B (it) 1974-06-11 1977-04-30 Montedison Spa Processo per la preparazione di acidi carbossilici da alogenuri organici
DE2521601A1 (de) 1975-05-15 1976-12-02 Bernt Prof Dr Spiegel Flaches schreibgeraet, insbesondere mehrfarbenkugelschreiber
US4713484A (en) 1985-11-12 1987-12-15 Stauffer Chemical Company Single phase carbonylation of aromatic halides to carboxylic acid salts
KR100415000B1 (ko) * 1995-06-20 2004-05-27 자이단호오징 사가미 츄오 카가쿠겡큐쇼 3-이소크로마논의제조방법
BR9809833B1 (pt) * 1997-06-11 2009-05-05 processo para a preparação da 3-isocromanoma.
US6207840B1 (en) * 1997-08-26 2001-03-27 Zeneca Limited Process for preparing 3-isochromanone

Also Published As

Publication number Publication date
WO2000017186A1 (en) 2000-03-30
CN1314902A (zh) 2001-09-26
IL141838A (en) 2005-12-18
DE69937743D1 (de) 2008-01-24
CN1156466C (zh) 2004-07-07
US6888008B2 (en) 2005-05-03
JP4576048B2 (ja) 2010-11-04
DE69937743T2 (de) 2008-12-24
DK1114042T3 (da) 2008-05-05
ES2294855T3 (es) 2008-04-01
US20020143193A1 (en) 2002-10-03
AU5437899A (en) 2000-04-10
EP1114042A1 (en) 2001-07-11
ATE380802T1 (de) 2007-12-15
JP2002526490A (ja) 2002-08-20
TWI238821B (en) 2005-09-01
IL141838A0 (en) 2002-03-10
BR9913749B1 (pt) 2011-01-11
EP1114042B1 (en) 2007-12-12

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Legal Events

Date Code Title Description
B25D Requested change of name of applicant approved
B25G Requested change of headquarter approved
B25G Requested change of headquarter approved
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 11/01/2011, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 14A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2257 DE 08-04-2014 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.