RO93342B1 - Procedeu de obtinere a 4,4'-diaminobenzanilidei - Google Patents

Procedeu de obtinere a 4,4'-diaminobenzanilidei

Info

Publication number
RO93342B1
RO93342B1 RO121432A RO12143285A RO93342B1 RO 93342 B1 RO93342 B1 RO 93342B1 RO 121432 A RO121432 A RO 121432A RO 12143285 A RO12143285 A RO 12143285A RO 93342 B1 RO93342 B1 RO 93342B1
Authority
RO
Romania
Prior art keywords
diaminobenzanilide
preparing
dinitrobenzanilide
fecl
coo
Prior art date
Application number
RO121432A
Other languages
English (en)
Other versions
RO93342A2 (ro
Inventor
Iaroslav Vaclav Aurel Havlik
Dorin Gageonea
Iulia Havlik
Original Assignee
Centrul De Chimie
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
Application filed by Centrul De Chimie filed Critical Centrul De Chimie
Priority to RO121432A priority Critical patent/RO93342B1/ro
Publication of RO93342A2 publication Critical patent/RO93342A2/ro
Publication of RO93342B1 publication Critical patent/RO93342B1/ro

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  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

Inventia se refera la un procedeu de obtinere a 4,4'-diaminobenzanilidei, intermediar utilizat pentru obtinerea unor coloranti pentru fibre celulozice din 4,4'-dinitrobenzanilida, care se reduce cu pilitura de fonta cu un exces de fier de 50% fata de cantitatea stoichiometrica, în prezenta de FeCl2 sau Fe(CH3COO)2 drept catalizator al reducerii, la temperatura de 95...98 degree C, timp de 12...16 h.
RO121432A 1985-12-27 1985-12-27 Procedeu de obtinere a 4,4'-diaminobenzanilidei RO93342B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO121432A RO93342B1 (ro) 1985-12-27 1985-12-27 Procedeu de obtinere a 4,4'-diaminobenzanilidei

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO121432A RO93342B1 (ro) 1985-12-27 1985-12-27 Procedeu de obtinere a 4,4'-diaminobenzanilidei

Publications (2)

Publication Number Publication Date
RO93342A2 RO93342A2 (ro) 1988-04-30
RO93342B1 true RO93342B1 (ro) 1988-05-01

Family

ID=20118614

Family Applications (1)

Application Number Title Priority Date Filing Date
RO121432A RO93342B1 (ro) 1985-12-27 1985-12-27 Procedeu de obtinere a 4,4'-diaminobenzanilidei

Country Status (1)

Country Link
RO (1) RO93342B1 (ro)

Also Published As

Publication number Publication date
RO93342A2 (ro) 1988-04-30

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