RO95056B1 - Process for purifying 0-nitroaniline for photographic use - Google Patents

Process for purifying 0-nitroaniline for photographic use

Info

Publication number
RO95056B1
RO95056B1 RO125805A RO12580586A RO95056B1 RO 95056 B1 RO95056 B1 RO 95056B1 RO 125805 A RO125805 A RO 125805A RO 12580586 A RO12580586 A RO 12580586A RO 95056 B1 RO95056 B1 RO 95056B1
Authority
RO
Romania
Prior art keywords
nitroaniline
purifying
photographic use
photo
photographic
Prior art date
Application number
RO125805A
Other languages
Romanian (ro)
Other versions
RO95056A2 (en
Inventor
Buleta Balan Virginia
Original Assignee
Centrul De Cercetari
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 Cercetari filed Critical Centrul De Cercetari
Priority to RO125805A priority Critical patent/RO95056B1/en
Publication of RO95056A2 publication Critical patent/RO95056A2/en
Publication of RO95056B1 publication Critical patent/RO95056B1/en

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

Abstract

Prezenta inventie prezinta un procedeu de purificare a o-nitroanilinei brute în vederea obtinerii produsului de uz foto pe baza solubilitatii o-nitroanilinei la 20 si la 50 degree C folosind amestec metanol-apa.The present invention provides a process for the purification of crude o-nitroaniline to obtain the photo-photo product based on the o-nitroaniline solubility at 20 and 50 ° C using methanol-water mixture.

RO125805A 1986-12-11 1986-12-11 Process for purifying 0-nitroaniline for photographic use RO95056B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO125805A RO95056B1 (en) 1986-12-11 1986-12-11 Process for purifying 0-nitroaniline for photographic use

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO125805A RO95056B1 (en) 1986-12-11 1986-12-11 Process for purifying 0-nitroaniline for photographic use

Publications (2)

Publication Number Publication Date
RO95056A2 RO95056A2 (en) 1988-08-15
RO95056B1 true RO95056B1 (en) 1988-08-17

Family

ID=20120145

Family Applications (1)

Application Number Title Priority Date Filing Date
RO125805A RO95056B1 (en) 1986-12-11 1986-12-11 Process for purifying 0-nitroaniline for photographic use

Country Status (1)

Country Link
RO (1) RO95056B1 (en)

Also Published As

Publication number Publication date
RO95056A2 (en) 1988-08-15

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