BE795525A - Naphtopyrannes, leur procede de preparation et leur applications - Google Patents
Naphtopyrannes, leur procede de preparation et leur applicationsInfo
- Publication number
- BE795525A BE795525A BE795525DA BE795525A BE 795525 A BE795525 A BE 795525A BE 795525D A BE795525D A BE 795525DA BE 795525 A BE795525 A BE 795525A
- Authority
- BE
- Belgium
- Prior art keywords
- naphtopyrans
- applications
- preparation process
- preparation
- Prior art date
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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Engineering & Computer Science (AREA)
- Cosmetics (AREA)
- Fats And Perfumes (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pyrane Compounds (AREA)
- Catalysts (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
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 |
|---|---|
| BE795525A true BE795525A (fr) | 1973-08-16 |
Family
ID=9093568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE795525D BE795525A (fr) | 1972-02-16 | Naphtopyrannes, leur procede de preparation et leur applications |
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) | CH583221A5 (es) |
| DE (1) | DE2305981C3 (es) |
| DK (1) | DK137858B (es) |
| ES (1) | ES411625A1 (es) |
| FR (1) | FR2171925B1 (es) |
| GB (2) | GB1415046A (es) |
| IT (1) | IT1006565B (es) |
| NL (1) | NL161446C (es) |
| SE (1) | SE395891B (es) |
| SU (1) | SU468411A3 (es) |
| ZA (1) | ZA73289B (es) |
Cited By (1)
| 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 |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
| 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 |
Family Cites Families (2)
| 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 |
-
0
- BE BE795525D patent/BE795525A/xx unknown
-
1972
- 1972-02-16 FR FR7205139A patent/FR2171925B1/fr not_active Expired
-
1973
- 1973-01-11 CH CH108776A patent/CH583221A5/xx not_active IP Right Cessation
- 1973-01-11 CH CH108876A patent/CH583222A5/xx not_active IP Right Cessation
- 1973-01-11 CH CH48973A patent/CH577317A5/xx not_active IP Right Cessation
- 1973-01-15 ZA ZA730289A patent/ZA73289B/xx unknown
- 1973-01-17 CA CA161,494A patent/CA1008458A/en not_active Expired
- 1973-01-19 IT IT19401/73A patent/IT1006565B/it active
- 1973-01-19 AU AU51284/73A patent/AU475748B2/en not_active Expired
- 1973-01-30 AR AR246344A patent/AR196651A1/es active
- 1973-02-01 NL NL7301464.A patent/NL161446C/xx active
- 1973-02-02 US US328928A patent/US3901924A/en not_active Expired - Lifetime
- 1973-02-07 DE DE2305981A patent/DE2305981C3/de not_active Expired
- 1973-02-09 BR BR73984A patent/BR7300984D0/pt unknown
- 1973-02-14 JP JP1821973A patent/JPS546614B2/ja not_active Expired
- 1973-02-15 GB GB3779974A patent/GB1415046A/en not_active Expired
- 1973-02-15 DK DK82673AA patent/DK137858B/da unknown
- 1973-02-15 ES ES411625A patent/ES411625A1/es not_active Expired
- 1973-02-15 GB GB750373A patent/GB1415045A/en not_active Expired
- 1973-02-15 SE SE7302182A patent/SE395891B/xx unknown
- 1973-02-16 SU SU1885651A patent/SU468411A3/ru active
Cited By (1)
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2305981A1 (de) | 1973-08-23 |
| DE2305981C3 (de) | 1979-04-05 |
| DK137858C (es) | 1978-10-23 |
| SU468411A3 (ru) | 1975-04-25 |
| FR2171925B1 (es) | 1974-09-13 |
| CH583221A5 (es) | 1976-12-31 |
| AU5128473A (en) | 1974-07-25 |
| NL7301464A (es) | 1973-08-20 |
| GB1415045A (es) | 1975-11-26 |
| ES411625A1 (es) | 1976-05-01 |
| NL161446C (nl) | 1980-02-15 |
| ZA73289B (en) | 1973-10-31 |
| GB1415046A (en) | 1975-11-26 |
| US3901924A (en) | 1975-08-26 |
| CH583222A5 (es) | 1976-12-31 |
| CH577317A5 (es) | 1976-07-15 |
| AR196651A1 (es) | 1974-02-12 |
| SE395891B (sv) | 1977-08-29 |
| AU475748B2 (en) | 1976-09-02 |
| NL161446B (nl) | 1979-09-17 |
| JPS546614B2 (es) | 1979-03-30 |
| CA1008458A (en) | 1977-04-12 |
| JPS4891074A (es) | 1973-11-27 |
| BR7300984D0 (pt) | 1973-12-18 |
| DK137858B (da) | 1978-05-22 |
| DE2305981B2 (de) | 1978-07-27 |
| FR2171925A1 (es) | 1973-09-28 |
| IT1006565B (it) | 1976-10-20 |
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