IT8422058A0 - PROCEDURE FOR THE PREPARATION OF 2,3-DIHYDROBENZOPYRANONE DERIVATIVES. - Google Patents

PROCEDURE FOR THE PREPARATION OF 2,3-DIHYDROBENZOPYRANONE DERIVATIVES.

Info

Publication number
IT8422058A0
IT8422058A0 IT8422058A IT2205884A IT8422058A0 IT 8422058 A0 IT8422058 A0 IT 8422058A0 IT 8422058 A IT8422058 A IT 8422058A IT 2205884 A IT2205884 A IT 2205884A IT 8422058 A0 IT8422058 A0 IT 8422058A0
Authority
IT
Italy
Prior art keywords
dihydrobenzopyranone
derivatives
procedure
preparation
dihydrobenzopyranone derivatives
Prior art date
Application number
IT8422058A
Other languages
Italian (it)
Other versions
IT1179508B (en
Inventor
Lucio Merlini
Anna Arnoldi
Original Assignee
Erba Farmitalia
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 Erba Farmitalia filed Critical Erba Farmitalia
Publication of IT8422058A0 publication Critical patent/IT8422058A0/en
Application granted granted Critical
Publication of IT1179508B publication Critical patent/IT1179508B/en

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
    • C07D311/22—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
    • 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
    • C07D311/74—Benzo[b]pyrans, hydrogenated in the carbocyclic ring
IT22058/84A 1983-08-15 1984-07-26 PROCEDURE FOR THE PREPARATION OF 2,3-DIHYDROBENZOPYRANONE DERIVATIVES IT1179508B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB838321943A GB8321943D0 (en) 1983-08-15 1983-08-15 Preparation of 2,3-dihydro-benzopyranone derivatives

Publications (2)

Publication Number Publication Date
IT8422058A0 true IT8422058A0 (en) 1984-07-26
IT1179508B IT1179508B (en) 1987-09-16

Family

ID=10547327

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22058/84A IT1179508B (en) 1983-08-15 1984-07-26 PROCEDURE FOR THE PREPARATION OF 2,3-DIHYDROBENZOPYRANONE DERIVATIVES

Country Status (6)

Country Link
AT (1) ATA258784A (en)
CA (1) CA1262139A (en)
DK (1) DK389484A (en)
FI (1) FI842972A (en)
GB (2) GB8321943D0 (en)
IT (1) IT1179508B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5449794A (en) * 1991-02-15 1995-09-12 Jasmine Fockerman Benzopyran phenol derivatives for use as antibacterial agents
US5861430A (en) * 1991-12-17 1999-01-19 Jasmine Fockerman Benzopyran phenol derivates for use as antibacterial, antiviral or immunostimulating agents
US5591771A (en) * 1991-12-17 1997-01-07 Michel Fockerman Use of propolis components as an adjuvant
CN104262308B (en) * 2014-08-06 2016-02-24 云南中烟工业有限责任公司 A kind of parallel six-ring biphenyl compound and its preparation method and application

Also Published As

Publication number Publication date
IT1179508B (en) 1987-09-16
FI842972A (en) 1985-02-16
GB2145082A (en) 1985-03-20
GB2145082B (en) 1987-03-04
FI842972A0 (en) 1984-07-26
ATA258784A (en) 1990-06-15
DK389484A (en) 1985-02-16
GB8419581D0 (en) 1984-09-05
CA1262139A (en) 1989-10-03
GB8321943D0 (en) 1983-09-14
DK389484D0 (en) 1984-08-13

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950725