FR2442842A1 - Procede de preparation du dihydro-2,3 dimethyl 2,2 hydroxy-7 benzofurane - Google Patents

Procede de preparation du dihydro-2,3 dimethyl 2,2 hydroxy-7 benzofurane

Info

Publication number
FR2442842A1
FR2442842A1 FR7834296A FR7834296A FR2442842A1 FR 2442842 A1 FR2442842 A1 FR 2442842A1 FR 7834296 A FR7834296 A FR 7834296A FR 7834296 A FR7834296 A FR 7834296A FR 2442842 A1 FR2442842 A1 FR 2442842A1
Authority
FR
France
Prior art keywords
methallyl
ortho
prepn
benzofuran
opt
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.)
Granted
Application number
FR7834296A
Other languages
English (en)
French (fr)
Other versions
FR2442842B1 (pt
Inventor
Daniel Michelet
Michel Rakoutz
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.)
Bayer CropScience SA
Original Assignee
Rhone Poulenc Agrochimie SA
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 Rhone Poulenc Agrochimie SA filed Critical Rhone Poulenc Agrochimie SA
Priority to FR7834296A priority Critical patent/FR2442842A1/fr
Priority to IL58661A priority patent/IL58661A/xx
Priority to BG7945466A priority patent/BG36632A3/xx
Priority to US06/095,445 priority patent/US4256647A/en
Priority to GB7940666A priority patent/GB2037755A/en
Priority to IE2249/79A priority patent/IE48991B1/en
Priority to CA340,519A priority patent/CA1124737A/en
Priority to YU2914/79A priority patent/YU42955B/xx
Priority to ES486352A priority patent/ES8100286A1/es
Priority to EP79420062A priority patent/EP0012096B1/fr
Priority to AT79420062T priority patent/ATE770T1/de
Priority to DE7979420062T priority patent/DE2962366D1/de
Priority to SU792847820A priority patent/SU963467A3/ru
Priority to PL1979219996A priority patent/PL125499B1/pl
Priority to BR7907758A priority patent/BR7907758A/pt
Priority to DK507179A priority patent/DK153789C/da
Priority to JP15493679A priority patent/JPS5576870A/ja
Priority to RO7999392A priority patent/RO78637A/ro
Priority to PT70523A priority patent/PT70523A/pt
Priority to HU79PI696A priority patent/HU185927B/hu
Priority to DD79217284A priority patent/DD147541A5/de
Publication of FR2442842A1 publication Critical patent/FR2442842A1/fr
Application granted granted Critical
Publication of FR2442842B1 publication Critical patent/FR2442842B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
    • C07D307/86—Benzo [b] furans; Hydrogenated benzo [b] furans with an oxygen atom directly attached in position 7

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Furan Compounds (AREA)
FR7834296A 1978-11-30 1978-11-30 Procede de preparation du dihydro-2,3 dimethyl 2,2 hydroxy-7 benzofurane Granted FR2442842A1 (fr)

Priority Applications (21)

Application Number Priority Date Filing Date Title
FR7834296A FR2442842A1 (fr) 1978-11-30 1978-11-30 Procede de preparation du dihydro-2,3 dimethyl 2,2 hydroxy-7 benzofurane
IL58661A IL58661A (en) 1978-11-30 1979-11-07 Process for the preparation of 2,3-dihydro-2,2-dimethyl-7-hydroxybenzofuran
BG7945466A BG36632A3 (en) 1978-11-30 1979-11-12 Method for preparing dihydro- 2, 3- dimethyl- 2, 2- hydroxy- 7- benzofuran
US06/095,445 US4256647A (en) 1978-11-30 1979-11-19 Process for the preparation of 2,3-dihydro-2,2-dimethyl-7-hydroxybenzofurane
GB7940666A GB2037755A (en) 1978-11-30 1979-11-23 Process for the preparation of 2,3 - dihydro - 2,2 - dimethyl - 7 - hydroxybenzofuran
IE2249/79A IE48991B1 (en) 1978-11-30 1979-11-23 Process for the preparation of 2,3-dihydro-2,2-dimethyl-7-hydroxybenzofuran
CA340,519A CA1124737A (en) 1978-11-30 1979-11-23 Process for the preparation of 2,3-dihydro-2,2- dimethyl-7-hydroxybenzofuran
ES486352A ES8100286A1 (es) 1978-11-30 1979-11-27 Procedimiento para preparar dihidro.2,3-dimetil-2,2-hidroxi-7-benzofurano
YU2914/79A YU42955B (en) 1978-11-30 1979-11-27 Process for preparing dihydro-2,3-dimethyl-2,2-hydroxy-7-benzofuranes
DE7979420062T DE2962366D1 (en) 1978-11-30 1979-11-28 Process for the preparation of 2,3-dihydro-2,2-dimethyl-7-hydroxy-benzofurane
EP79420062A EP0012096B1 (fr) 1978-11-30 1979-11-28 Procédé de préparation du dihydro-2,3 diméthyl-2,2 hydroxy-7 benzofurane
AT79420062T ATE770T1 (de) 1978-11-30 1979-11-28 Verfahren zur herstellung von 2,3-dihydro-2,2-dimethyl-7-hydroxy-benzofuran.
PL1979219996A PL125499B1 (en) 1978-11-30 1979-11-29 Process for preparing 2,3-dihydro-2,2-dimethyl-7-hydroxybenzofuran
BR7907758A BR7907758A (pt) 1978-11-30 1979-11-29 Processo de preparacao de 2,3-dihidro-2,2-dimetil-7-hidroxi-benzofurano
DK507179A DK153789C (da) 1978-11-30 1979-11-29 Fremgangsmaade til fremstilling af 2,3-dihydro-2,2-dimethyl-7-hydroxy-benzofuran
SU792847820A SU963467A3 (ru) 1978-11-30 1979-11-29 Способ получени 2,3-дигидро-2,2-диметил-7-оксибензофурана
JP15493679A JPS5576870A (en) 1978-11-30 1979-11-29 Manufacture of 2*33dihydroo2*22dimethyll77hydroxybenzofuran
RO7999392A RO78637A (ro) 1978-11-30 1979-11-29 Procedeu pentru prepararea dihidro-2,3-dimetil-2,2-hidroxi-7-benzofuranului
PT70523A PT70523A (fr) 1978-11-30 1979-11-29 Procede de preparation du dihydro-2,3 dimethyl-2,2 hydroxy-7 benzofurane
HU79PI696A HU185927B (en) 1978-11-30 1979-11-29 Process for the production of 2,3-dihydro-2,2-dimethyl-7-hydroxy-benzofurane
DD79217284A DD147541A5 (de) 1978-11-30 1979-11-30 Verfahren zur herstellung von 2,3-dihydro-2,2-dimethyl-7-hydroxybenzofuran

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7834296A FR2442842A1 (fr) 1978-11-30 1978-11-30 Procede de preparation du dihydro-2,3 dimethyl 2,2 hydroxy-7 benzofurane

Publications (2)

Publication Number Publication Date
FR2442842A1 true FR2442842A1 (fr) 1980-06-27
FR2442842B1 FR2442842B1 (pt) 1981-05-08

Family

ID=9215725

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7834296A Granted FR2442842A1 (fr) 1978-11-30 1978-11-30 Procede de preparation du dihydro-2,3 dimethyl 2,2 hydroxy-7 benzofurane

Country Status (2)

Country Link
JP (1) JPS5576870A (pt)
FR (1) FR2442842A1 (pt)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1403952A (fr) * 1963-06-28 1965-06-25 Bayer Ag Procédé de fabrication d'esters coumaranyliques de l'acide nu-méthyl-carbamique

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3474171A (en) * 1964-01-23 1969-10-21 Fmc Corp 2,2-dimethyl-2,3-dihydrobenzofuranyl-7-n-methylcarbamate
US3816473A (en) * 1971-11-08 1974-06-11 Ici Australia Ltd Synthesis of 2,3-dihydro-2,2-dimethyl-7-benzofuranyl n-methyl-carbamate

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1403952A (fr) * 1963-06-28 1965-06-25 Bayer Ag Procédé de fabrication d'esters coumaranyliques de l'acide nu-méthyl-carbamique

Also Published As

Publication number Publication date
JPS5576870A (en) 1980-06-10
FR2442842B1 (pt) 1981-05-08
JPS643872B2 (pt) 1989-01-23

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Legal Events

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ST Notification of lapse