BR8503464A - Processo para preparacao de 5,6-dihidro-2h-tio-pirano-3-carboxialdeidos - Google Patents
Processo para preparacao de 5,6-dihidro-2h-tio-pirano-3-carboxialdeidosInfo
- Publication number
- BR8503464A BR8503464A BR8503464A BR8503464A BR8503464A BR 8503464 A BR8503464 A BR 8503464A BR 8503464 A BR8503464 A BR 8503464A BR 8503464 A BR8503464 A BR 8503464A BR 8503464 A BR8503464 A BR 8503464A
- Authority
- BR
- Brazil
- Prior art keywords
- preparation
- carboxialdeides
- pirano
- dihidro
- tio
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 238000002360 preparation method Methods 0.000 title abstract 2
- QCOHPZFHFSPQNW-UHFFFAOYSA-N 3,6-dihydro-2h-thiopyran-5-carbaldehyde Chemical class O=CC1=CCCSC1 QCOHPZFHFSPQNW-UHFFFAOYSA-N 0.000 abstract 2
- HGINCPLSRVDWNT-UHFFFAOYSA-N Acrolein Chemical compound C=CC=O HGINCPLSRVDWNT-UHFFFAOYSA-N 0.000 abstract 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 abstract 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- 150000001299 aldehydes Chemical class 0.000 abstract 1
- 238000009835 boiling Methods 0.000 abstract 1
- 239000007795 chemical reaction product Substances 0.000 abstract 1
- MLUCVPSAIODCQM-NSCUHMNNSA-N crotonaldehyde Chemical compound C\C=C\C=O MLUCVPSAIODCQM-NSCUHMNNSA-N 0.000 abstract 1
- MLUCVPSAIODCQM-UHFFFAOYSA-N crotonaldehyde Natural products CC=CC=O MLUCVPSAIODCQM-UHFFFAOYSA-N 0.000 abstract 1
- 238000004821 distillation Methods 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 abstract 1
- 239000000543 intermediate Substances 0.000 abstract 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 abstract 1
- 239000002480 mineral oil Substances 0.000 abstract 1
- 235000010446 mineral oil Nutrition 0.000 abstract 1
- 239000011814 protection agent Substances 0.000 abstract 1
- 239000007858 starting material Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D335/00—Heterocyclic compounds containing six-membered rings having one sulfur atom as the only ring hetero atom
- C07D335/02—Heterocyclic compounds containing six-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Heterocyclic Compounds Containing Sulfur Atoms (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19843427404 DE3427404A1 (de) | 1984-07-25 | 1984-07-25 | Verfahren zur herstellung von 5,6-dihydro-2h-thiopyran-3-carboxaldehyden |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR8503464A true BR8503464A (pt) | 1986-04-15 |
Family
ID=6241525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR8503464A BR8503464A (pt) | 1984-07-25 | 1985-07-22 | Processo para preparacao de 5,6-dihidro-2h-tio-pirano-3-carboxialdeidos |
Country Status (9)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9510612B2 (en) * | 2014-11-18 | 2016-12-06 | International Flavors & Fragrances Inc. | Flavor and fragrance compositions containing thiopyran-carbaldehyde |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7003166A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1969-04-17 | 1970-10-20 | ||
| DE2856908A1 (de) * | 1978-12-28 | 1980-07-17 | Schering Ag | Neue chinoloncarbonsaeure-derivate, verfahren zu ihrer herstellung und diese verbindungen enthaltende pharmazeutische praeparate |
| DE3125920A1 (de) * | 1981-07-01 | 1983-01-20 | Basf Ag, 6700 Ludwigshafen | "verfahren zur herstellung von sulfiden" |
-
1984
- 1984-07-25 DE DE19843427404 patent/DE3427404A1/de not_active Withdrawn
-
1985
- 1985-07-16 DE DE8585108899T patent/DE3567655D1/de not_active Expired
- 1985-07-16 AT AT85108899T patent/ATE40129T1/de not_active IP Right Cessation
- 1985-07-16 EP EP85108899A patent/EP0169482B1/de not_active Expired
- 1985-07-22 BR BR8503464A patent/BR8503464A/pt unknown
- 1985-07-22 IL IL75875A patent/IL75875A/xx not_active IP Right Cessation
- 1985-07-24 HU HU852816A patent/HU198470B/hu not_active IP Right Cessation
- 1985-07-24 JP JP16215985A patent/JPS6137779A/ja active Granted
- 1985-07-24 CA CA000487427A patent/CA1256886A/en not_active Expired
- 1985-07-25 US US06/758,812 patent/US4670567A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP0169482B1 (de) | 1989-01-18 |
| US4670567A (en) | 1987-06-02 |
| IL75875A (en) | 1988-06-30 |
| DE3427404A1 (de) | 1986-01-30 |
| JPS6137779A (ja) | 1986-02-22 |
| IL75875A0 (en) | 1985-11-29 |
| DE3567655D1 (en) | 1989-02-23 |
| HUT38925A (en) | 1986-07-28 |
| HU198470B (en) | 1989-10-30 |
| EP0169482A3 (en) | 1986-12-30 |
| CA1256886A (en) | 1989-07-04 |
| JPH0586789B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-12-14 |
| EP0169482A2 (de) | 1986-01-29 |
| ATE40129T1 (de) | 1989-02-15 |
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