AR248266A1 - Method of preparing 4-aminodiphenylamine - Google Patents

Method of preparing 4-aminodiphenylamine

Info

Publication number
AR248266A1
AR248266A1 AR92322138A AR32213892A AR248266A1 AR 248266 A1 AR248266 A1 AR 248266A1 AR 92322138 A AR92322138 A AR 92322138A AR 32213892 A AR32213892 A AR 32213892A AR 248266 A1 AR248266 A1 AR 248266A1
Authority
AR
Argentina
Prior art keywords
acid
aniline
mixtures
derivatives
adpa
Prior art date
Application number
AR92322138A
Other languages
Spanish (es)
Original Assignee
Monsanto Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US07/719,876 external-priority patent/US5117063A/en
Application filed by Monsanto Co filed Critical Monsanto Co
Application granted granted Critical
Publication of AR248266A1 publication Critical patent/AR248266A1/en

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  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

UN METODO PARA PRODUCIR UNO O MAS INTERMEDIARIOS DE 4-ADPA, QUE COMPRENDE LOS PASOS DE: A)PONER EN CONTACTO REACTIVO ANILINA O DERIVADOS DE ANILINA SUSTITUIDOS Y NITROBENCENO, DIMETILSULFOXIDO, DIMETILFORMAMIDA, N- METILPIRROLIDONA, PIRIDINA, TOLUENO, HEXANO, DIMETILETER DE ETILENGLICOL, DIISOPROPILETILAMINA, Y MEZCLAS DE LOS MISMOS, EN DONDE EL SUSTITUYENTE DE DICHOS DERIVADOS DE ANILINASUSTITUIDOS SE ELIGE ENTRE HALOGENOS, -NO2, - NH2, ALQUILO, ALCOXI, -SO3, -COOH Y ARILO, ARALQUILO O ALCARILO QUE CONTIENEN UN GRUPO -NH2, ; B) HACER REACCIONAR LA ANILINA O LOS DERIVADOS DE ANILINA SUSTITUIDOS Y EL NITROBENCENO EN UNA ZONA DE REACCION LIMITADA A UNA TEMPERATURA ENTRE 0*C A 100*C, Y EN PRESENCIA DE UNA BASE SELECCIONADA ENTRE METALES ALCALINOS, HIDRUROS DE METALES ALCALINOS, HIDROXIDOS DE METALES ALCALINOS, ALCOXIDOS DE METALES ALCALINOS, HIDROXIDOS DE TETRAALQUIL AMONIO, HIDROXIDOS DE ARIL TRIALQUIL AMONIO, HIDROXIDOS DE ARILALQUIL TRIALQUIL AMONIO, HIDROXIDOS DEDIAMONIO ALQUIL SUS TITUIDOS, LITIO BIS(TRIMETILSILIL)AMIDA, ETERES CROWN JUNTO CON UNA FUENTE DE BASE, SAL DE ARILAMONIO JUNTO CON CUALQUIERA DE DICHAS BASES, Y MEZCLAS DE LAS MISMAS Y UNA CANTIDAD CONTROLADA DE MATERIAL PROTICO PARA PRODUCIR UNO O MAS INTERMEDIARIOS DE 4-ADPA EN DONDE EL MATERIAL PROTICO SE SELECCIONA ENTRE METANOL, AGUA Y MEZCLAS DE LOS MISMOS.A METHOD FOR PRODUCING ONE OR MORE 4-ADPA INTERMEDIARIES, WHICH INCLUDES THE STEPS OF: A) CONTACTING REACTIVE ANILINE OR ANILINE DERIVATIVES AND NITROBENZENE, DIMETILSULFOXIDE, DIDETHYLENE, N- METHYLETHYL, ETHYLENE GLYCOL, DIISOPROPYLETYLAMINE, AND MIXTURES THEREOF, WHERE THE SUBSTITUTE FOR SUCH DERIVATIVES OF ANILINE SUBSTITUTES IS CHOSEN BETWEEN HALOGENES, -NO2, - NH2, ALQUILO, ALCOXI, -SOOOO, AROIL AND NH2,; B) REACT ANILINE OR SUBSTITUTED ANILINE DERIVATIVES AND NITROBENZENE IN A ZONE OF REACTION LIMITED TO A TEMPERATURE BETWEEN 0 * CA 100 * C, AND IN THE PRESENCE OF A SELECTED BASE BETWEEN ALCALINE METALS, ALCALID METAL HYDROIDES ALKALINE METALS, ALKALINE METAL ALCOXIDES, TETRAALKYL AMMONIUM HYDROXIDES, ARIL TRIALQUIL AMMONIUM HYDROXIDES, DIETHYLIDE, ACID, ACID, ACID, ACID, ACID, ACID, ACID, ACID, ACID, ACID, ACID, ACID, ACID, ACID, ACID, ACID, ACID, ACID, ACID, ACID, ACID, ACID, ACID. TOGETHER WITH ANY OF THESE BASES, AND MIXTURES THEREOF AND A CONTROLLED AMOUNT OF PROTIC MATERIAL TO PRODUCE ONE OR MORE 4-ADPA INTERMEDIARIES WHERE THE PROTIC MATERIAL IS SELECTED FROM METHANOL, WATER AND MIXTURES THEREOF.

AR92322138A 1991-06-21 1992-04-14 Method of preparing 4-aminodiphenylamine AR248266A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/719,876 US5117063A (en) 1991-06-21 1991-06-21 Method of preparing 4-aminodiphenylamine
US9222232 1992-03-27

Publications (1)

Publication Number Publication Date
AR248266A1 true AR248266A1 (en) 1995-07-12

Family

ID=32993355

Family Applications (1)

Application Number Title Priority Date Filing Date
AR92322138A AR248266A1 (en) 1991-06-21 1992-04-14 Method of preparing 4-aminodiphenylamine

Country Status (1)

Country Link
AR (1) AR248266A1 (en)

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