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US3732283A Expired / Lapsed US ⏱️ 0.0 years remaining

Substituted nitroalkyl nitrate and peroxynitrate

Assignee: Texaco Inc
•
Filing: 1971-05-17
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Granted: 1973-05-08
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Expires: 1991-05-17
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Abstract

Abstract NITROALKYL NITRATE AND PEROXYNITRATES CHARACTERIZED BY THE FORMULA: R-CH(-X)-C(-Y)(-R1)-CH2-NO2 WHERE R AND R1 ARE HYDROGEN OR ALKYL OR FROM 1 TO 10 CARBONS, WHERE X IS R2O-, -CN, CL, PHENYL, -ONO2, -OOC-CF3, -OOC-R3 WHERE R2 IS ALKYL OF FROM 1 TO 10 CARBONS OR PHENYL AND R3 IS HYDROGEN, PHENYL OR ALKYL OF FROM 1 TO 10 CARBONS, AND WHERE Y IS -OONO2 OR -ONO2, SAID NITROALKYL NITRATES BEING PREPARED BY FIRST CONTACTING A SUBSTITUTED ALKENE OF THE FORMULA: R-CH(-X)-C(-R1)=CH2 WHERE R, R1 AND X ARE AS HERETOFORE DEFINED WITH A MIXTURE OF DINITROGEN TETROXIDE AND OXYGEN TO FORM SUBSTITUTED NITROALKYL PEROXYNITRATE OF THE FORMULA: R-CH(-X)-C(-R1)(-O-O-NO2)-CH2-NO2 WHERE R, R1 AND X ARE AS HERETOFORE DEFINED AND SECOND CONTACTING SAID PEROXYNITRATE WITH A REDUCING AGENT TO FORM SAID SUBSTITUTED NITROALKYL NITRATE, THE FIRST AND SECOND CONTACTING BEING CONDUCTED IN THE PRESENCE OF INERT LIQUID. THE NITROALKYL NITRATE FINAL PRODUCTS OF THE INVENTION ARE USEFUL AS FUEL ADDITIVES TO INCREASE POWER OUTPUT OF PETROLEUM DISTILLATES SUCH AS GASOLINE AND KEROSENE. FURTHER, THEY ARE USEFUL AS INTERMEDIATES N THE PREPARATION OF SURFACTANTS, FUEL AND LUBRICANT ADDITIVES, INSECTICIDES, FUNGICIDES (E.G. CONTROLLING EARLY BLIGHT IN BEAN PLANTS). PHARMACEUTICALS AND POLYMERS.

Inventors

  • 👤 W Cummings

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 22:07
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/23; C10L1/231; C07; C07C; C07C205/00; C07C205/39; C07C205/40; C07C205/42; C07C409/00; C07C409/40; C10M; C10M1/00; C10M1/08; C10M2215/00; C10M2215/16; C10M2215/20; C10M2215/202

Claims Analysis

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1976-05-07 1976-11-06 1977-05-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-05-07 1980-11-06 1981-05-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-05-07 1984-11-06 1985-05-08 $7700.00 Window Closed / Lapsed

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