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US3847993A Expired / Lapsed US ⏱️ 0.0 years remaining

Allylic oxidation of bicyclic hydrocarbons to alcohols and ketones

Assignee: International Flavors and Fragrances Inc
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Filing: 1971-06-21
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Granted: 1974-11-12
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Expires: 1991-06-21
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Abstract

Abstract WHEREIN R1, R2, R3, AND R4 ARE LOWER ALKYL OF ONE TO THREE CRBON ATOMS, X IS :CHR5-OR CHR5 CHR6-, Y IS -CHR7- OR -CHR7-CHR8-, AND R5, R6, R7 AND R8 ARE HYDROGEN OR LOWER ALKYL OF ONE TO THREE CARBON ATOMS, WITH OXYGEN IN THE PRESENCE OF A METAL ORGANIC CATALYST WHICH IS AN ACETATE, PROPIONTE, NAPHTHENATE OR ACETONYL ACETONATE OF NICKEL, COBALT, COPPER OR MANGANESE AT A TEMPERATURE FROM 50* TO 150*C TO PROVIDE A PRODUCT, SAID PRODUCT COMPOSED OF A MIXTURE OF COMPOUNDS HAVING A CARBOYL OR CARBINOL GROUP ADJACENT TO THE DOUBLE BOND ON THE Y-CONTAINING RING, AND RECOVERING THE COMPOUNDS. 1. A PROCESS FOR ALLYLIC OXIDATION WHICH COMPRISES REACTING A BICYCLIC COMPOUND HAVING THE FORMULA: X<(-C(-R1)(-R2)-C(-)-CH2-Y-CH2-C(-)-C(-R3)(-R4)-) WHEREIN THE C(-)''S ARE ATTACHED BY A DOUBLE BOND

Inventors

  • 👤 J Hall
  • 👤 L Lala

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 17:46
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/48; C07C29/50; C07C45/00; C07C45/27; C07C45/32; C07C45/33; C07C45/34; C11; C11B; C11B9/00; C11B9/0042; C11B9/0046; C11B9/0049; C11B9/0053; C07C2602/00; C07C2602/02; C07C2602/14; C07C2602/24

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 14 words
A PROCESS FOR ALLYLIC OXIDATION WHICH COMPRISES REACTING A BICYCLIC COMPOUND HAVING THE FORMULA:
Claim 2
Dependent Claim 14 words
A PROCESS FOR ALLYLIC OXIDATION WHICH COMPRISES REACTING A BICYCLIC COMPOUND HAVING THE FORMULA:

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) 1977-11-11 1978-05-13 1978-11-12 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-11-11 1982-05-13 1982-11-12 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-11-11 1986-05-13 1986-11-12 $7700.00 Window Closed / Lapsed

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