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BE789996A - PROCESS FOR DECARBOXYLATION OF HYDROXYARYLCARBOXYLIC ACIDS - Google Patents

PROCESS FOR DECARBOXYLATION OF HYDROXYARYLCARBOXYLIC ACIDS

Info

Publication number
BE789996A
BE789996A BE789996DA BE789996A BE 789996 A BE789996 A BE 789996A BE 789996D A BE789996D A BE 789996DA BE 789996 A BE789996 A BE 789996A
Authority
BE
Belgium
Prior art keywords
decarboxylation
hydroxyarylcarboxylic acids
hydroxyarylcarboxylic
acids
Prior art date
Application number
Other languages
French (fr)
Inventor
J B Hall
L K Lala
Original Assignee
Int Flavors & Fragrances Inc
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.)
Publication date
Publication of BE789996A publication Critical patent/BE789996A/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/50Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions decreasing the number of carbon atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/11Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01Preparation of ethers
    • C07C41/18Preparation of ethers by reactions not forming ether-oxygen bonds
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01Preparation of ethers
    • C07C41/18Preparation of ethers by reactions not forming ether-oxygen bonds
    • C07C41/30Preparation of ethers by reactions not forming ether-oxygen bonds by increasing the number of carbon atoms, e.g. by oligomerisation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D317/00Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D317/08Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
    • C07D317/44Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D317/46Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems condensed with one six-membered ring
    • C07D317/48Methylenedioxybenzenes or hydrogenated methylenedioxybenzenes, unsubstituted on the hetero ring
    • C07D317/62Methylenedioxybenzenes or hydrogenated methylenedioxybenzenes, unsubstituted on the hetero ring with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to atoms of the carbocyclic ring
    • C07D317/64Oxygen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE789996D 1971-10-12 PROCESS FOR DECARBOXYLATION OF HYDROXYARYLCARBOXYLIC ACIDS BE789996A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18845571A 1971-10-12 1971-10-12

Publications (1)

Publication Number Publication Date
BE789996A true BE789996A (en) 1973-04-12

Family

ID=22693229

Family Applications (1)

Application Number Title Priority Date Filing Date
BE789996D BE789996A (en) 1971-10-12 PROCESS FOR DECARBOXYLATION OF HYDROXYARYLCARBOXYLIC ACIDS

Country Status (8)

Country Link
JP (1) JPS4848431A (en)
AU (1) AU4712972A (en)
BE (1) BE789996A (en)
BR (1) BR7207066D0 (en)
DE (1) DE2248525A1 (en)
FR (1) FR2156222A1 (en)
IT (1) IT1050214B (en)
NL (1) NL7213842A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4316995A (en) 1981-02-05 1982-02-23 International Flavors & Fragrances Inc. Process for preparing vinyl phenol
CN119258584A (en) * 2023-07-05 2025-01-07 国家能源投资集团有限责任公司 A system and method for extracting thionaphthene and naphthalene from a mixture of naphthalene and thionaphthene

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2637923C2 (en) * 1976-08-23 1984-06-07 Maruzen Oil Co., Ltd., Osaka Process for purifying crude vinylphenol
JP4802343B2 (en) * 2005-02-22 2011-10-26 和歌山県 Method for producing styrene derivative
JP6008201B2 (en) * 2013-05-10 2016-10-19 東レ・ファインケミカル株式会社 Method for producing styrene derivative
WO2020114927A1 (en) * 2018-12-07 2020-06-11 Covestro Deutschland Ag Method for producing a hydroxy compound by decarboxylation in the absence of a catalyst
JP7574603B2 (en) * 2020-10-12 2024-10-29 住友ベークライト株式会社 Method for producing cyclic compounds

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4316995A (en) 1981-02-05 1982-02-23 International Flavors & Fragrances Inc. Process for preparing vinyl phenol
CN119258584A (en) * 2023-07-05 2025-01-07 国家能源投资集团有限责任公司 A system and method for extracting thionaphthene and naphthalene from a mixture of naphthalene and thionaphthene
CN119258584B (en) * 2023-07-05 2025-10-17 国家能源投资集团有限责任公司 System and method for extracting thiamine and naphthalene from mixture of naphthalene and thiamine

Also Published As

Publication number Publication date
NL7213842A (en) 1973-04-16
FR2156222A1 (en) 1973-05-25
AU4712972A (en) 1974-04-04
BR7207066D0 (en) 1973-08-30
DE2248525A1 (en) 1973-04-19
IT1050214B (en) 1981-03-10
JPS4848431A (en) 1973-07-09

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