IT1058978B - PROCESS FOR THE PREPARATION OF ACETACETYLARYLAMIDS - Google Patents

PROCESS FOR THE PREPARATION OF ACETACETYLARYLAMIDS

Info

Publication number
IT1058978B
IT1058978B IT2273676A IT2273676A IT1058978B IT 1058978 B IT1058978 B IT 1058978B IT 2273676 A IT2273676 A IT 2273676A IT 2273676 A IT2273676 A IT 2273676A IT 1058978 B IT1058978 B IT 1058978B
Authority
IT
Italy
Prior art keywords
acetacetylarylamids
preparation
Prior art date
Application number
IT2273676A
Other languages
Italian (it)
Original Assignee
Hoechst 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 Hoechst Ag filed Critical Hoechst Ag
Application granted granted Critical
Publication of IT1058978B publication Critical patent/IT1058978B/en

Links

IT2273676A 1975-04-29 1976-04-27 PROCESS FOR THE PREPARATION OF ACETACETYLARYLAMIDS IT1058978B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752519036 DE2519036A1 (en) 1975-04-29 1975-04-29 METHOD FOR PRODUCING ACETOACETYLARYLAMIDES

Publications (1)

Publication Number Publication Date
IT1058978B true IT1058978B (en) 1982-05-10

Family

ID=5945309

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2273676A IT1058978B (en) 1975-04-29 1976-04-27 PROCESS FOR THE PREPARATION OF ACETACETYLARYLAMIDS

Country Status (11)

Country Link
JP (1) JPS51131836A (en)
BE (1) BE841285A (en)
BR (1) BR7602624A (en)
CA (1) CA1072117A (en)
CH (1) CH608786A5 (en)
DE (1) DE2519036A1 (en)
FR (1) FR2309514A1 (en)
GB (1) GB1541460A (en)
IN (1) IN143520B (en)
IT (1) IT1058978B (en)
NL (1) NL7604350A (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2749327A1 (en) * 1977-11-04 1979-05-17 Hoechst Ag Acid- and water-catalysed substd. aceto-acetyl-amino-benzene prepn. - by reacting di:ketene with aniline deriv. in diluent or solvent
DE3046367A1 (en) * 1980-12-09 1982-07-08 Hoechst Ag, 6000 Frankfurt METHOD FOR PRODUCING 1-ACETOACETYLAMINO-4-CHLORINE-2,5-DIMETHOXYBENZOL
DE3731912A1 (en) * 1987-02-25 1988-09-08 Hoechst Ag METHOD FOR PRODUCING ACETOACETYLARYLAMIDES OR -HETEROARYLAMIDES OF DISABLED AROMATS
DE4335613A1 (en) * 1993-10-19 1995-04-20 Hoechst Ag Process for the preparation of acetoacetarylamides
IN190321B (en) 1998-03-25 2003-07-19 Lonza Ag
AU2002358085A1 (en) 2001-12-11 2003-06-23 Ciba Specialty Chemicals Holding Inc. Process for the preparation of 4-methyl-7-aminoquinolones
EP1712544A1 (en) 2005-04-12 2006-10-18 Lonza Ag Process for the Preparation of N-Arylamides of Acetoacetic Acid
CN103224455B (en) * 2013-04-19 2014-10-29 南通醋酸化工股份有限公司 Preparation method for N-acetyl acetanilide
CN104292121B (en) * 2014-09-05 2016-08-31 南通醋酸化工股份有限公司 A kind of reduce the method for by-product during adjacent methyl-acetoacetanilide produces
CN105418422A (en) * 2015-12-21 2016-03-23 常熟市柏伦精细化工有限公司 Preparation technology of novel naphthol AS-IRG (2,5-Dimethoxy-4-chloroacetoacetanilide)
CN113979883A (en) * 2021-12-08 2022-01-28 新华制药（寿光）有限公司 Acetoacetanilide efficient refining process and equipment thereof

Also Published As

Publication number Publication date
GB1541460A (en) 1979-02-28
FR2309514B1 (en) 1980-08-14
FR2309514A1 (en) 1976-11-26
NL7604350A (en) 1976-11-02
DE2519036A1 (en) 1976-11-11
JPS51131836A (en) 1976-11-16
CH608786A5 (en) 1979-01-31
IN143520B (en) 1977-12-17
BR7602624A (en) 1976-11-23
CA1072117A (en) 1980-02-19
BE841285A (en) 1976-10-29

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