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US3840566A Expired / Lapsed US ⏱️ 0.0 years remaining

Oxidation of primary alcohols

Assignee: VENTRON CORP US
•
Filing: 1972-06-15
•
Granted: 1974-10-08
•
Expires: 1992-06-15
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Abstract

Abstract 1. IN THE METHOD FOR CONVERTING TO AN ALDEHYDE A PRIMARY ALCOHOL SELECTED FROM THE GROUP CONSISTING OF 1HEXADECANOL, BENZYL ALCOHOL, CINNAMYL ALCOHOL, FURFURYL ALCOHOL, CITRONELLOL, 1,6 HEXANEDIOL, PHENYLETHANEDIOL, CYCLOHEXYLMETHANOL, METHANOL, ETHANOL, N-PROPANOL, NBUTANOL, 2-METHYL PROPANOL, THE MIXED PRIMARY AMYL ALCOHOLS, MIXED PRIMARY HEXANOLS, N-OCTYL ALCOHOL, NDECYL ALCOHOL, LAURYL ALCOHOL, OLEYL ALCOHOL, CETYL ALCOHOL, STEARYL ALCOHOL, LINOLENIC ALCOHOL, PROPARGYL ALCOHOL AND PHENYL ETHYL ALCOHOL, THE STEP WHICH COMPRISES REFLUXING A MIXTURE OF THE PRIMARY ALCOHOL, AN INERT SOLVENT AND GRAPHITE HAVING CHROMIC OXIDE INTERCALATED THEREIN UNTIL THE OXIDATION OF SAID ALCOHOL TO ALDEHYDE HAS CEASED, SAOD GRAPHITE INITIALY HAVING THE NORMAL X-RAY DIFFRACTION PATTERN OF CRYSTALLINE GRAPHITE.

Inventors

  • 👤 J Lalancette

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 06:32
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/78; C07C45/81; C07C45/27; C07C45/29; C07C45/292

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 106 words
IN THE METHOD FOR CONVERTING TO AN ALDEHYDE A PRIMARY ALCOHOL SELECTED FROM THE GROUP CONSISTING OF 1HEXADECANOL, BENZYL ALCOHOL, CINNAMYL ALCOHOL, FURFURYL ALCOHOL, CITRONELLOL, 1,6 HEXANEDIOL, PHENYLETHANEDIOL, CYCLOHEXYLMETHANOL, METHANOL, ETHANOL, N-PROPANOL, NBUTANOL, 2-METHYL PROPANOL, THE MIXED PRIMARY AMYL ALCOHOLS, MIXED PRIMARY HEXANOLS, N-OCTYL ALCOHOL, NDECYL ALCOHOL, LAURYL ALCOHOL, OLEYL ALCOHOL, CETYL ALCOHOL, STEARYL ALCOHOL, LINOLENIC ALCOHOL, PROPARGYL ALCOHOL AND PHENYL ETHYL ALCOHOL, THE STEP WHICH COMPRISES REFLUXING A MIXTURE OF THE PRIMARY ALCOHOL, AN INERT SOLVENT AND GRAPHITE HAVING CHROMIC OXIDE INTERCALATED THEREIN UNTIL THE OXIDATION OF SAID ALCOHOL TO ALDEHYDE HAS CEASED, SAOD GRAPHITE INITIALY HAVING THE NORMAL X-RAY DIFFRACTION PATTERN OF CRYSTALLINE GRAPHITE.
Claim 2
Dependent Claim 106 words
IN THE METHOD FOR CONVERTING TO AN ALDEHYDE A PRIMARY ALCOHOL SELECTED FROM THE GROUP CONSISTING OF 1HEXADECANOL, BENZYL ALCOHOL, CINNAMYL ALCOHOL, FURFURYL ALCOHOL, CITRONELLOL, 1,6 HEXANEDIOL, PHENYLETHANEDIOL, CYCLOHEXYLMETHANOL, METHANOL, ETHANOL, N-PROPANOL, NBUTANOL, 2-METHYL PROPANOL, THE MIXED PRIMARY AMYL ALCOHOLS, MIXED PRIMARY HEXANOLS, N-OCTYL ALCOHOL, NDECYL ALCOHOL, LAURYL ALCOHOL, OLEYL ALCOHOL, CETYL ALCOHOL, STEARYL ALCOHOL, LINOLENIC ALCOHOL, PROPARGYL ALCOHOL AND PHENYL ETHYL ALCOHOL, THE STEP WHICH COMPRISES REFLUXING A MIXTURE OF THE PRIMARY ALCOHOL, AN INERT SOLVENT AND GRAPHITE HAVING CHROMIC OXIDE INTERCALATED THEREIN UNTIL THE OXIDATION OF SAID ALCOHOL TO ALDEHYDE HAS CEASED, SAOD GRAPHITE INITIALY HAVING THE NORMAL X-RAY DIFFRACTION PATTERN OF CRYSTALLINE GRAPHITE.

References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1977-10-07 1978-04-08 1978-10-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-10-07 1982-04-08 1982-10-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-10-07 1986-04-08 1986-10-08 $7700.00 Window Closed / Lapsed

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