ATE76072T1 - Verfahren zur herstellung von dihydropyranen. - Google Patents
Verfahren zur herstellung von dihydropyranen.Info
- Publication number
- ATE76072T1 ATE76072T1 AT88202972T AT88202972T ATE76072T1 AT E76072 T1 ATE76072 T1 AT E76072T1 AT 88202972 T AT88202972 T AT 88202972T AT 88202972 T AT88202972 T AT 88202972T AT E76072 T1 ATE76072 T1 AT E76072T1
- Authority
- AT
- Austria
- Prior art keywords
- chem
- formula
- group
- catalyst
- diene
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 125000000217 alkyl group Chemical group 0.000 abstract 3
- 125000004432 carbon atom Chemical group C* 0.000 abstract 3
- RCJMVGJKROQDCB-UHFFFAOYSA-N 2-methylpenta-1,3-diene Chemical compound CC=CC(C)=C RCJMVGJKROQDCB-UHFFFAOYSA-N 0.000 abstract 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 abstract 2
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical group Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 abstract 2
- 150000001993 dienes Chemical class 0.000 abstract 2
- MUGSKSNNEORSJG-UHFFFAOYSA-N 3174-74-1 Chemical class C1CC=CCO1 MUGSKSNNEORSJG-UHFFFAOYSA-N 0.000 abstract 1
- 229910021627 Tin(IV) chloride Inorganic materials 0.000 abstract 1
- 125000002877 alkyl aryl group Chemical group 0.000 abstract 1
- 125000003710 aryl alkyl group Chemical group 0.000 abstract 1
- 125000003118 aryl group Chemical group 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 239000003426 co-catalyst Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 125000000753 cycloalkyl group Chemical group 0.000 abstract 1
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 abstract 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 1
- 239000011968 lewis acid catalyst Substances 0.000 abstract 1
- 150000002828 nitro derivatives Chemical class 0.000 abstract 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 abstract 1
- HPGGPRDJHPYFRM-UHFFFAOYSA-J tin(iv) chloride Chemical compound Cl[Sn](Cl)(Cl)Cl HPGGPRDJHPYFRM-UHFFFAOYSA-J 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
- C07D309/16—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D309/18—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member containing only hydrogen and carbon atoms in addition to the ring hetero atom
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Pyrane Compounds (AREA)
- Catalysts (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Compounds Of Unknown Constitution (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8800009A NL8800009A (nl) | 1988-01-05 | 1988-01-05 | Werkwijze voor de bereiding van dihydro-pyranen. |
| EP88202972A EP0325000B1 (de) | 1988-01-05 | 1988-12-20 | Verfahren zur Herstellung von Dihydropyranen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE76072T1 true ATE76072T1 (de) | 1992-05-15 |
Family
ID=19851542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT88202972T ATE76072T1 (de) | 1988-01-05 | 1988-12-20 | Verfahren zur herstellung von dihydropyranen. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US5162551A (de) |
| EP (1) | EP0325000B1 (de) |
| JP (1) | JPH0699419B2 (de) |
| AT (1) | ATE76072T1 (de) |
| CA (1) | CA1335205C (de) |
| DE (1) | DE3871123D1 (de) |
| ES (1) | ES2093604T3 (de) |
| MX (1) | MX170128B (de) |
| NL (1) | NL8800009A (de) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5378685A (en) * | 1994-03-17 | 1995-01-03 | International Flavors & Fragrances Inc. | Process for preparing mixture of trimethyl and dimethylmethylene propyl polyhydropyrans, products produced thereby perfumery uses of such product |
| EP0834509B1 (de) * | 1996-10-03 | 2005-06-15 | Kao Corporation | Verfahren zur Herstellung von Dihydropyranverbindungen |
| US6114548A (en) * | 1997-01-21 | 2000-09-05 | Quest International B.V. | Diels-alder reaction of aldehydes with simple dienes |
| EP0854143B1 (de) * | 1997-01-21 | 2001-11-07 | Quest International B.V. | Diels-Alder Reaktion von Aldehyden mit einfachen Dienen |
| US6596686B2 (en) * | 2001-03-12 | 2003-07-22 | International Flavors & Fragrances Inc. | Use of dihydropyrans as fragrance Material |
| JP3881288B2 (ja) * | 2001-09-27 | 2007-02-14 | 花王株式会社 | ５−アリールペンタノールの製造法 |
| US20050004210A1 (en) * | 2003-07-04 | 2005-01-06 | Kao Corporation | Process for producing a pyran compound |
| CN100540545C (zh) * | 2006-09-13 | 2009-09-16 | 浙江新和成股份有限公司 | 5,6-二氢-吡喃及其衍生物的制备方法 |
| JP5269444B2 (ja) * | 2008-03-11 | 2013-08-21 | 東ソー・ファインケム株式会社 | 固体ルイス酸触媒、それを用いたディールスアルダー付加物の製造方法 |
| JP5276339B2 (ja) * | 2008-03-11 | 2013-08-28 | 東ソー・ファインケム株式会社 | ジヒドロピラン化合物の製造方法 |
| JP5603041B2 (ja) * | 2009-09-09 | 2014-10-08 | 東ソー・ファインケム株式会社 | （ヘテロ）ディールス−アルダー反応用触媒、それを用いたおよびジヒドロピラン化合物およびディールス−アルダー反応付加物の製造方法 |
| US9850191B2 (en) | 2015-03-27 | 2017-12-26 | International Flavors & Fragrances Inc. | Aldehyde compounds and their use in perfume compositions |
| WO2024260772A1 (en) * | 2023-06-20 | 2024-12-26 | Basf Se | Use of dihydropyran derivatives as aroma chemicals |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU1382270A (en) * | 1970-04-14 | 1971-10-21 | Imperial Chemical Industries Limited | Prins type reactions |
| US3997529A (en) * | 1975-07-09 | 1976-12-14 | Hoffmann-La Roche Inc. | Intermediate compounds for the preparation of polyene aldehydes |
| US4163758A (en) * | 1977-09-09 | 1979-08-07 | Sagami Chemical Research Center | 2-Nitroethylcyclopentane compounds and process for preparing the same |
| SU883039A1 (ru) * | 1979-07-13 | 1981-11-23 | Уфимский Нефтяной Институт | Способ получени 5,6-дигидро-(2н)-пиранов |
| EP0249953A1 (de) * | 1986-06-19 | 1987-12-23 | Nissan Chemical Industries Ltd. | Optisch aktive Bicyclocarbonsäuren und ihre Derivate |
-
1988
- 1988-01-05 NL NL8800009A patent/NL8800009A/nl not_active Application Discontinuation
- 1988-12-20 EP EP88202972A patent/EP0325000B1/de not_active Expired - Lifetime
- 1988-12-20 ES ES88202972T patent/ES2093604T3/es not_active Expired - Lifetime
- 1988-12-20 AT AT88202972T patent/ATE76072T1/de active
- 1988-12-20 DE DE8888202972T patent/DE3871123D1/de not_active Expired - Lifetime
- 1988-12-28 JP JP63335701A patent/JPH0699419B2/ja not_active Expired - Lifetime
- 1988-12-28 CA CA000587117A patent/CA1335205C/en not_active Expired - Fee Related
-
1989
- 1989-01-04 MX MX014437A patent/MX170128B/es unknown
- 1989-01-05 US US07/293,519 patent/US5162551A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0325000A1 (de) | 1989-07-26 |
| EP0325000B1 (de) | 1992-05-13 |
| CA1335205C (en) | 1995-04-11 |
| US5162551A (en) | 1992-11-10 |
| ES2093604T3 (es) | 1997-01-01 |
| NL8800009A (nl) | 1989-08-01 |
| JPH0699419B2 (ja) | 1994-12-07 |
| DE3871123D1 (de) | 1992-06-17 |
| JPH01238578A (ja) | 1989-09-22 |
| MX170128B (es) | 1992-08-09 |
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