BE803959A - Procede pour la preparation de dihydrocoumarine alcoylee ou non conjointement avec la coumarine correspondante alcoylee ou non - Google Patents

Procede pour la preparation de dihydrocoumarine alcoylee ou non conjointement avec la coumarine correspondante alcoylee ou non

Info

Publication number
BE803959A
BE803959A BE134883A BE134883A BE803959A BE 803959 A BE803959 A BE 803959A BE 134883 A BE134883 A BE 134883A BE 134883 A BE134883 A BE 134883A BE 803959 A BE803959 A BE 803959A
Authority
BE
Belgium
Prior art keywords
alkylated
dihydrocoumarin
coumarin
jointly
preparation
Prior art date
Application number
BE134883A
Other languages
English (en)
French (fr)
Original Assignee
Stamicarbon
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 Stamicarbon filed Critical Stamicarbon
Publication of BE803959A publication Critical patent/BE803959A/xx

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
    • C07D311/06—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2
    • C07D311/20—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 hydrogenated in the hetero ring
    • 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
    • C07D311/06—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2
    • 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
    • C07D311/06—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2
    • C07D311/08—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 not hydrogenated in the hetero ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyrane Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
BE134883A 1972-08-31 1973-08-23 Procede pour la preparation de dihydrocoumarine alcoylee ou non conjointement avec la coumarine correspondante alcoylee ou non BE803959A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7211839,A NL180215C (nl) 1972-08-31 1972-08-31 Werkwijze ter bereiding van desgewenst gealkyleerd cumarine te zamen met het overeenkomstige dihydrocumarine.

Publications (1)

Publication Number Publication Date
BE803959A true BE803959A (fr) 1974-02-25

Family

ID=19816821

Family Applications (1)

Application Number Title Priority Date Filing Date
BE134883A BE803959A (fr) 1972-08-31 1973-08-23 Procede pour la preparation de dihydrocoumarine alcoylee ou non conjointement avec la coumarine correspondante alcoylee ou non

Country Status (12)

Country Link
US (1) US3891678A (nl)
JP (1) JPS613788B2 (nl)
BE (1) BE803959A (nl)
CA (1) CA1002958A (nl)
CH (1) CH578550A5 (nl)
DE (1) DE2343360C2 (nl)
ES (1) ES418332A1 (nl)
FR (1) FR2197869B1 (nl)
GB (1) GB1390307A (nl)
IT (1) IT990334B (nl)
NL (1) NL180215C (nl)
SE (1) SE399888B (nl)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5260457A (en) * 1991-07-31 1993-11-09 Sumitomo Chemical Co., Ltd. Process for producing coumarin and derivative thereof
IT1269984B (it) * 1994-09-20 1997-04-16 Caffaro Spa Ind Chim Procedimento per la preparazione della cumarina e dei suoi derivati
EP0757989A1 (en) * 1995-07-13 1997-02-12 Sumitomo Chemical Company, Limited A process for producing octahydrocoumarins and same as a product of such process

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3442910A (en) * 1967-06-22 1969-05-06 Eastman Kodak Co Preparation of hydrocoumarin,coumarin and alkyl substituted derivatives
US3521187A (en) * 1967-09-18 1970-07-21 Eastman Kodak Co Laser media containing coumarin dye solutions

Also Published As

Publication number Publication date
JPS4962473A (nl) 1974-06-17
US3891678A (en) 1975-06-24
JPS613788B2 (nl) 1986-02-04
NL180215B (nl) 1986-08-18
SE399888B (sv) 1978-03-06
FR2197869A1 (nl) 1974-03-29
GB1390307A (en) 1975-04-09
DE2343360C2 (de) 1986-06-19
NL180215C (nl) 1987-01-16
DE2343360A1 (de) 1974-03-14
ES418332A1 (es) 1976-03-16
CH578550A5 (nl) 1976-08-13
NL7211839A (nl) 1974-03-04
FR2197869B1 (nl) 1977-11-25
CA1002958A (en) 1977-01-04
IT990334B (it) 1975-06-20

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: STAMICARBON B.V.

Effective date: 19910831