CA1002958A - Preparation of alkylated or non-alkylated dihydrocoumarin together with the corresponding alkylated, or non-alkylated, coumarin - Google Patents

Preparation of alkylated or non-alkylated dihydrocoumarin together with the corresponding alkylated, or non-alkylated, coumarin

Info

Publication number
CA1002958A
CA1002958A CA179,601A CA179601A CA1002958A CA 1002958 A CA1002958 A CA 1002958A CA 179601 A CA179601 A CA 179601A CA 1002958 A CA1002958 A CA 1002958A
Authority
CA
Canada
Prior art keywords
alkylated
dihydrocoumarin
coumarin
preparation
corresponding alkylated
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
Application number
CA179,601A
Other languages
English (en)
Other versions
CA179601S (en
Inventor
Johannes J.M. Deumens
Jozef A. Thoma
Egidius J.M. Verheijen
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.)
Stamicarbon BV
Original Assignee
Stamicarbon BV
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 BV filed Critical Stamicarbon BV
Application granted granted Critical
Publication of CA1002958A publication Critical patent/CA1002958A/en
Expired 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
    • C07D311/06—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)
CA179,601A 1972-08-31 1973-08-24 Preparation of alkylated or non-alkylated dihydrocoumarin together with the corresponding alkylated, or non-alkylated, coumarin Expired CA1002958A (en)

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
CA1002958A true CA1002958A (en) 1977-01-04

Family

ID=19816821

Family Applications (1)

Application Number Title Priority Date Filing Date
CA179,601A Expired CA1002958A (en) 1972-08-31 1973-08-24 Preparation of alkylated or non-alkylated dihydrocoumarin together with the corresponding alkylated, or non-alkylated, coumarin

Country Status (12)

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

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
KR970006297A (ko) * 1995-07-13 1997-02-19 고오사이 아끼오 옥타히드로코우마린의 제조방법

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
CH578550A5 (it) 1976-08-13
DE2343360A1 (de) 1974-03-14
BE803959A (fr) 1974-02-25
SE399888B (sv) 1978-03-06
DE2343360C2 (de) 1986-06-19
ES418332A1 (es) 1976-03-16
US3891678A (en) 1975-06-24
FR2197869A1 (it) 1974-03-29
JPS4962473A (it) 1974-06-17
NL180215B (nl) 1986-08-18
GB1390307A (en) 1975-04-09
FR2197869B1 (it) 1977-11-25
JPS613788B2 (it) 1986-02-04
NL7211839A (it) 1974-03-04
NL180215C (nl) 1987-01-16
IT990334B (it) 1975-06-20

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