IT8348161A0 - Procedimento per la produzione di resorcina e resorcine sostituite mediante deidrogenazione in fase liquida di 1,3dioni ciclici provenienti dalla ciclizzazione in fase vapore di esteri di acidi delta-che tocarbossilici - Google Patents
Procedimento per la produzione di resorcina e resorcine sostituite mediante deidrogenazione in fase liquida di 1,3dioni ciclici provenienti dalla ciclizzazione in fase vapore di esteri di acidi delta-che tocarbossiliciInfo
- Publication number
- IT8348161A0 IT8348161A0 IT8348161A IT4816183A IT8348161A0 IT 8348161 A0 IT8348161 A0 IT 8348161A0 IT 8348161 A IT8348161 A IT 8348161A IT 4816183 A IT4816183 A IT 4816183A IT 8348161 A0 IT8348161 A0 IT 8348161A0
- Authority
- IT
- Italy
- Prior art keywords
- tocarboxylic
- 3dions
- resorcin
- che
- dehydrogenation
- Prior art date
Links
- 239000002253 acid Substances 0.000 title 1
- 150000007513 acids Chemical class 0.000 title 1
- 230000001351 cycling effect Effects 0.000 title 1
- 238000006356 dehydrogenation reaction Methods 0.000 title 1
- 239000007791 liquid phase Substances 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- GHMLBKRAJCXXBS-UHFFFAOYSA-N resorcinol Chemical compound OC1=CC=CC(O)=C1 GHMLBKRAJCXXBS-UHFFFAOYSA-N 0.000 title 1
- 229960001755 resorcinol Drugs 0.000 title 1
- 239000012808 vapor phase Substances 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/45—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
- C07C45/455—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation with carboxylic acids or their derivatives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/06—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by conversion of non-aromatic six-membered rings or of such rings formed in situ into aromatic six-membered rings, e.g. by dehydrogenation
- C07C37/07—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by conversion of non-aromatic six-membered rings or of such rings formed in situ into aromatic six-membered rings, e.g. by dehydrogenation with simultaneous reduction of C=O group in that ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C39/00—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
- C07C39/02—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring monocyclic with no unsaturation outside the aromatic ring
- C07C39/08—Dihydroxy benzenes; Alkylated derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/372,030 US4431848A (en) | 1982-04-26 | 1982-04-26 | Preparation of resorcinol and substituted resorcinols by liquid-phase dehydrogenation of 1,3-cyclic diones derived by vapor-phase cyclization of delta-keto carboxylic acid esters |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT8348161A0 true IT8348161A0 (it) | 1983-04-26 |
| IT1212864B IT1212864B (it) | 1989-11-30 |
Family
ID=23466420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT48161/83A IT1212864B (it) | 1982-04-26 | 1983-04-26 | Procedimento per la produzione di resorcina e resorcine sostituite mediante deidrogenazione in fase liquida di 1,3 dioni ciclici provenienti dalla ciclizzazione in fase vapore di esteri di acidi delta-chetocarbossilici |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4431848A (it) |
| JP (1) | JPS58194830A (it) |
| CA (1) | CA1185619A (it) |
| DE (1) | DE3302848C2 (it) |
| FR (1) | FR2525587B1 (it) |
| IT (1) | IT1212864B (it) |
| NL (1) | NL8300275A (it) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5233095A (en) * | 1986-03-18 | 1993-08-03 | Catalytica, Inc. | Process for manufacture of resorcinol |
| US4861921A (en) * | 1986-03-18 | 1989-08-29 | Catalytica Associates | Process for manufacture of resorcinol |
| US4798911A (en) * | 1987-07-20 | 1989-01-17 | Eastman Kodak Company | Catalyst composition and method for selective dehydrogenation |
| JPH0558931A (ja) * | 1991-08-30 | 1993-03-09 | Sumitomo Chem Co Ltd | ２−メチルレゾルシノールおよび２−メチル−１，３−シクロヘキサンジオンの製造方法 |
| DE19816448C1 (de) | 1998-04-14 | 1999-09-30 | Siemens Ag | Universal-Halbleiterscheibe für Hochspannungs-Halbleiterbauelemente, ihr Herstellungsverfahren und ihre Verwendung |
| JP4808010B2 (ja) * | 2005-11-24 | 2011-11-02 | シロキ工業株式会社 | 穿孔装置 |
| CN101372445B (zh) * | 2007-08-24 | 2013-01-30 | 深圳泛胜塑胶助剂有限公司 | 间苯二酚合成工艺 |
| CA2777639C (en) | 2009-10-16 | 2019-01-15 | National Research Council Of Canada | An air cathode for metal-air fuel cells |
| CN105693472A (zh) * | 2016-01-15 | 2016-06-22 | 上海交通大学 | 利用环己酮类化合物制备苯酚类化合物的方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3824272A (en) * | 1969-01-22 | 1974-07-16 | Hoffmann La Roche | Intermediates for the preparation of alkyl substituted resorcinols |
| NL174939C (nl) * | 1973-03-14 | 1984-09-03 | Stamicarbon | Werkwijze voor de bereiding van resorcinol en alkylgesubstitueerde derivaten hiervan. |
| US4160113A (en) * | 1974-08-07 | 1979-07-03 | Hoechst Aktiengesellschaft | Process for the manufacture of resorcinol |
| DE2450086C3 (de) * | 1974-10-22 | 1981-10-08 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Herstellung von Resorcinen aus δ -Ketocarbonsäuren oder ihren Lactonen |
| DE2533920C2 (de) * | 1975-07-30 | 1982-12-09 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Herstellung von Resorcinen |
| NL7612281A (nl) * | 1976-11-05 | 1978-05-09 | Stamicarbon | Werkwijze voor de bereiding van resorcinol en alkylgesubstitueerde derivaten hiervan. |
| DE2825073A1 (de) * | 1978-06-08 | 1979-12-20 | Hoechst Ag | Verfahren zur herstellung von resorcinen aus delta-ketocarbonsaeureestern |
-
1982
- 1982-04-26 US US06/372,030 patent/US4431848A/en not_active Expired - Lifetime
-
1983
- 1983-01-20 CA CA000419877A patent/CA1185619A/en not_active Expired
- 1983-01-26 NL NL8300275A patent/NL8300275A/nl not_active Application Discontinuation
- 1983-01-28 DE DE3302848A patent/DE3302848C2/de not_active Expired
- 1983-03-14 FR FR8304169A patent/FR2525587B1/fr not_active Expired
- 1983-04-26 IT IT48161/83A patent/IT1212864B/it active
- 1983-04-26 JP JP58073690A patent/JPS58194830A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| NL8300275A (nl) | 1983-11-16 |
| CA1185619A (en) | 1985-04-16 |
| US4431848A (en) | 1984-02-14 |
| JPS632541B2 (it) | 1988-01-19 |
| IT1212864B (it) | 1989-11-30 |
| DE3302848C2 (de) | 1984-11-29 |
| JPS58194830A (ja) | 1983-11-12 |
| FR2525587B1 (fr) | 1986-09-26 |
| FR2525587A1 (fr) | 1983-10-28 |
| DE3302848A1 (de) | 1983-11-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19950428 |