GB1554929A - Process for separating 4-amino-isopropylbenzenes from isomer mixtures - Google Patents

Process for separating 4-amino-isopropylbenzenes from isomer mixtures

Info

Publication number
GB1554929A
GB1554929A GB3707376A GB3707376A GB1554929A GB 1554929 A GB1554929 A GB 1554929A GB 3707376 A GB3707376 A GB 3707376A GB 3707376 A GB3707376 A GB 3707376A GB 1554929 A GB1554929 A GB 1554929A
Authority
GB
United Kingdom
Prior art keywords
isopropylbenzenes
amino
separating
isomer mixtures
isomer
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB3707376A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Novartis AG
Original Assignee
Ciba Geigy AG
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 Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of GB1554929A publication Critical patent/GB1554929A/en
Expired legal-status Critical Current

Links

GB3707376A 1975-09-08 1976-09-07 Process for separating 4-amino-isopropylbenzenes from isomer mixtures Expired GB1554929A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US61096575A 1975-09-08 1975-09-08

Publications (1)

Publication Number Publication Date
GB1554929A true GB1554929A (en) 1979-10-31

Family

ID=24447117

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3707376A Expired GB1554929A (en) 1975-09-08 1976-09-07 Process for separating 4-amino-isopropylbenzenes from isomer mixtures

Country Status (4)

Country Link
CH (1) CH601181A5 (en)
DE (1) DE2640049A1 (en)
FR (1) FR2322850A1 (en)
GB (1) GB1554929A (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB328210A (en) * 1929-01-18 1930-04-22 Ig Farbenindustrie Ag Process for the manufacture of aromatic amines from mixtures thereof

Also Published As

Publication number Publication date
DE2640049A1 (en) 1977-03-17
CH601181A5 (en) 1978-06-30
FR2322850A1 (en) 1977-04-01
FR2322850B1 (en) 1979-05-11

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee