US3114772A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of allyl-substituted ketones
Assignee: Dow Chemical Co
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Filing: 1960-07-13
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Granted: 1963-12-17
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Expires: 1980-07-13
Abstract
No abstract record available.
Inventors
- 👤 Nicholas B Lorette
- 👤 William L Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:59
CPC Classifications
C; C07; C07C; C07C49/00; C07C49/76; C07C49/794; C07C45/00; C07C45/51; C07C45/511; C07C45/515; C07C45/61; C07C45/67; C07C45/68; C07C45/70; C07C45/71; C07C49/20; C07C49/203; C07C49/587; C07C49/647; C07C2601/00; C07C2601/06; C07C2601/08; C07C2601/12; C07C2601/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A PROCESS FOR THE PREPARATION OF ALPHA-ALLYL-SUBSTITUTED KETONES CONSISTING OF CONTACTING IN THE LIQUID PHASE IN THE PRESENCE OF AN ACIDIC CATALYST AT A TEMPERATURE OF FROM ABOUT 70*C. TO ABOUT 400*C. AN UNSUBSTITUTED ALCOHOL SELECTED FROM THE GROUP CONSISTING OF 2-ALKEN1-OLS AND 2-CYCLOALKEN-1-OLS HAVING FROM 3 TO 6 CARBON ATOMS, WITH A KETONE SELECTED FROM THE GROUP CONSISTING OF ALKYL AND ARYL ALKYL KETONES HAVING FROM 3 TO 10 CARBON ATOMS, AND CYCLOPENTANONE AND CYCLOHEXANONE AND WHEREIN THE KETO GROUP IS THE SOLE FUNCTIONAL GROUP, AND A-ALLYL-SUBSTITUTED DERIVATIVES THEREOF AND WHEREIN THE KETONE HAS AT LEAST ONE HYDROGEN ON AN ALPHA CARBON ATOM.
Claim 2
Dependent Claim
104 words
A PROCESS FOR THE PREPARATION OF ALPHA-ALLYL-SUBSTITUTED KETONES CONSISTING OF CONTACTING IN THE LIQUID PHASE IN THE PRESENCE OF AN ACIDIC CATALYST AT A TEMPERATURE OF FROM ABOUT 70*C. TO ABOUT 400*C. AN UNSUBSTITUTED ALCOHOL SELECTED FROM THE GROUP CONSISTING OF 2-ALKEN1-OLS AND 2-CYCLOALKEN-1-OLS HAVING FROM 3 TO 6 CARBON ATOMS, WITH A KETONE SELECTED FROM THE GROUP CONSISTING OF ALKYL AND ARYL ALKYL KETONES HAVING FROM 3 TO 10 CARBON ATOMS, AND CYCLOPENTANONE AND CYCLOHEXANONE AND WHEREIN THE KETO GROUP IS THE SOLE FUNCTIONAL GROUP, AND A-ALLYL-SUBSTITUTED DERIVATIVES THEREOF AND WHEREIN THE KETONE HAS AT LEAST ONE HYDROGEN ON AN ALPHA CARBON ATOM.
References Cited (Backward Citations)
US2064254A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-16 | 1967-06-17 | 1967-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-16 | 1971-06-17 | 1971-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-16 | 1975-06-17 | 1975-12-17 | $7700.00 | Window Closed / Lapsed |