ES411625A1 - Un procedimiento para la preparacion de naftopiranos. - Google Patents

Un procedimiento para la preparacion de naftopiranos.

Info

Publication number
ES411625A1
ES411625A1 ES411625A ES411625A ES411625A1 ES 411625 A1 ES411625 A1 ES 411625A1 ES 411625 A ES411625 A ES 411625A ES 411625 A ES411625 A ES 411625A ES 411625 A1 ES411625 A1 ES 411625A1
Authority
ES
Spain
Prior art keywords
formula
naphthopyrans
dialkyl
see formula
see
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
ES411625A
Other languages
English (en)
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.)
Rousebertrand SA D Ets
Original Assignee
Rousebertrand SA D Ets
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 Rousebertrand SA D Ets filed Critical Rousebertrand SA D Ets
Publication of ES411625A1 publication Critical patent/ES411625A1/es
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
    • C07D311/78—Ring systems having three or more relevant rings
    • C07D311/92—Naphthopyrans; Hydrogenated naphthopyrans
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
    • C11B9/00—Essential oils; Perfumes
    • C11B9/0069—Heterocyclic compounds
    • C11B9/0073—Heterocyclic compounds containing only O or S as heteroatoms
    • C11B9/008—Heterocyclic compounds containing only O or S as heteroatoms the hetero rings containing six atoms
ES411625A 1972-02-16 1973-02-15 Un procedimiento para la preparacion de naftopiranos. Expired ES411625A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7205139A FR2171925B1 (es) 1972-02-16 1972-02-16

Publications (1)

Publication Number Publication Date
ES411625A1 true ES411625A1 (es) 1976-05-01

Family

ID=9093568

Family Applications (1)

Application Number Title Priority Date Filing Date
ES411625A Expired ES411625A1 (es) 1972-02-16 1973-02-15 Un procedimiento para la preparacion de naftopiranos.

Country Status (18)

Country Link
US (1) US3901924A (es)
JP (1) JPS546614B2 (es)
AR (1) AR196651A1 (es)
AU (1) AU475748B2 (es)
BE (1) BE795525A (es)
BR (1) BR7300984D0 (es)
CA (1) CA1008458A (es)
CH (3) CH583222A5 (es)
DE (1) DE2305981C3 (es)
DK (1) DK137858B (es)
ES (1) ES411625A1 (es)
FR (1) FR2171925B1 (es)
GB (2) GB1415045A (es)
IT (1) IT1006565B (es)
NL (1) NL161446C (es)
SE (1) SE395891B (es)
SU (1) SU468411A3 (es)
ZA (1) ZA73289B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1183256B (de) * 1958-11-27 1964-12-10 Marcel Charles Pfister Vorrichtung zum beruehrungslosen Messen der Laenge oder von Laengenaenderungen eines Objektes
DE2557784C2 (de) * 1975-12-22 1986-04-17 Hoechst Ag, 6230 Frankfurt Forskolin, Verfahren zu dessen Gewinnung und diese Verbindung enthaltende pharmazeutische Präparate
US4221679A (en) * 1979-07-25 1980-09-09 Fritzsche Dodge & Olcott, Inc. Norbornyl-substituted pyran perfumes
JPS586080U (ja) * 1981-07-07 1983-01-14 日本防蝕工業株式会社 配管接手
US5030618A (en) * 1990-03-22 1991-07-09 International Flavors And Fragrances Inc. Alkyl-substituted tetra- or hexahydrobenzopyran derivatives, organoleptic uses thereof and process for preparing same
US5097046A (en) * 1990-03-22 1992-03-17 International Flavors & Fragrances Inc. Process for preparing alkyl substituted tetra- or hexahydrobenzopyran derivatives
US5023352A (en) * 1990-03-22 1991-06-11 International Flavors & Fragrances Inc. Alkyl-substituted tetra- or hexahydrobenzopyran derivatives, organoleptic uses thereof and process for preparing same

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1028088A (fr) * 1949-11-03 1953-05-19 Firmenich & Co Nouveaux composés à odeur ambrée et leur procédé de préparation
US3796727A (en) * 1972-01-31 1974-03-12 Eastman Kodak Co Synthesis of novel benzopyran compounds

Also Published As

Publication number Publication date
FR2171925B1 (es) 1974-09-13
CH583221A5 (es) 1976-12-31
AU5128473A (en) 1974-07-25
BE795525A (fr) 1973-08-16
NL161446C (nl) 1980-02-15
ZA73289B (en) 1973-10-31
CH583222A5 (es) 1976-12-31
DK137858C (es) 1978-10-23
FR2171925A1 (es) 1973-09-28
DE2305981B2 (de) 1978-07-27
US3901924A (en) 1975-08-26
SE395891B (sv) 1977-08-29
GB1415046A (en) 1975-11-26
IT1006565B (it) 1976-10-20
DE2305981A1 (de) 1973-08-23
BR7300984D0 (pt) 1973-12-18
SU468411A3 (ru) 1975-04-25
NL161446B (nl) 1979-09-17
NL7301464A (es) 1973-08-20
CH577317A5 (es) 1976-07-15
AR196651A1 (es) 1974-02-12
DE2305981C3 (de) 1979-04-05
JPS546614B2 (es) 1979-03-30
JPS4891074A (es) 1973-11-27
DK137858B (da) 1978-05-22
CA1008458A (en) 1977-04-12
AU475748B2 (en) 1976-09-02
GB1415045A (es) 1975-11-26

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