IN190321B - - Google Patents

Info

Publication number
IN190321B
IN190321B IN262MA1999A IN190321B IN 190321 B IN190321 B IN 190321B IN 262MA1999 A IN262MA1999 A IN 262MA1999A IN 190321 B IN190321 B IN 190321B
Authority
IN
India
Prior art keywords
melts
contain
new
water
amide derivatives
Prior art date
Application number
Other languages
English (en)
Inventor
Bernard Dr Balmer
Sven Dr Hafkesbrink
Max Dr Lauwiner
Original Assignee
Lonza 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 Lonza Ag filed Critical Lonza Ag
Publication of IN190321B publication Critical patent/IN190321B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C235/00—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms
    • C07C235/70—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups and doubly-bound oxygen atoms bound to the same carbon skeleton
    • C07C235/72—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups and doubly-bound oxygen atoms bound to the same carbon skeleton with the carbon atoms of the carboxamide groups bound to acyclic carbon atoms
    • C07C235/80—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups and doubly-bound oxygen atoms bound to the same carbon skeleton with the carbon atoms of the carboxamide groups bound to acyclic carbon atoms having carbon atoms of carboxamide groups and keto groups bound to the same carbon atom, e.g. acetoacetamides
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P39/00—General protective or antinoxious agents

Landscapes

  • Organic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Toxicology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
IN262MA1999 1998-03-25 1999-03-03 IN190321B (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH70898 1998-03-25

Publications (1)

Publication Number Publication Date
IN190321B true IN190321B (xx) 2003-07-19

Family

ID=4193325

Family Applications (1)

Application Number Title Priority Date Filing Date
IN262MA1999 IN190321B (xx) 1998-03-25 1999-03-03

Country Status (14)

Country Link
US (1) US6586631B1 (xx)
EP (1) EP0945430B1 (xx)
JP (1) JP4595141B2 (xx)
CN (1) CN1173934C (xx)
AT (1) ATE241594T1 (xx)
CA (1) CA2265431C (xx)
DE (1) DE59905700D1 (xx)
DK (1) DK0945430T3 (xx)
ES (1) ES2200427T3 (xx)
HK (1) HK1023335A1 (xx)
IN (1) IN190321B (xx)
PT (1) PT945430E (xx)
RU (1) RU2219163C2 (xx)
SI (1) SI0945430T1 (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1712544A1 (de) * 2005-04-12 2006-10-18 Lonza Ag Verfahren zur Herstellung von Acetessigsäurearylamiden
CN103224455B (zh) * 2013-04-19 2014-10-29 南通醋酸化工股份有限公司 一种n-乙酰乙酰苯胺的制备方法
CN104292121B (zh) * 2014-09-05 2016-08-31 南通醋酸化工股份有限公司 一种减少邻甲基-n-乙酰乙酰苯胺生产中副产物的方法
CN104292122B (zh) * 2014-09-05 2016-01-27 南通醋酸化工股份有限公司 在n-乙酰乙酰苯胺的生产中减少副产物3-（苯基氨基）-2-丁烯酸乙酯生成的方法
CN113816867B (zh) * 2021-10-20 2024-01-12 江苏阿尔法集团盛基药业(宿迁)有限公司 一种连续流管式反应器制备阿托伐他汀钙中间体的方法
CN113979883A (zh) * 2021-12-08 2022-01-28 新华制药（寿光）有限公司 一种乙酰乙酰苯胺高效精制工艺及其设备
CN116003278A (zh) * 2023-01-17 2023-04-25 南通醋酸化工股份有限公司 一种降低2,5-二甲氧基-4-氯乙酰乙酰苯胺晶体结块工艺

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2714117A (en) * 1955-07-26 Production of acetoacetic acid amides
US2152132A (en) * 1936-12-12 1939-03-28 Carbide & Carbon Chem Corp Acetoacetyl amides and process for their preparation
US3304328A (en) * 1963-10-25 1967-02-14 Fmc Corp Preparation of acetoacetarylamides
DE2519036A1 (de) * 1975-04-29 1976-11-11 Hoechst Ag Verfahren zur herstellung von acetoacetylarylamiden
JPH03285995A (ja) * 1990-03-31 1991-12-17 Nissei Kagaku Kogyo Kk 界面活性剤の製造方法
JPH0586018A (ja) * 1991-09-24 1993-04-06 Mitsui Toatsu Chem Inc 粒状システアミン塩酸塩の製造方法
DE4335613A1 (de) * 1993-10-19 1995-04-20 Hoechst Ag Verfahren zur Herstellung von Acetoacetarylamiden

Also Published As

Publication number Publication date
CA2265431C (en) 2009-03-03
DK0945430T3 (da) 2003-09-15
JP4595141B2 (ja) 2010-12-08
DE59905700D1 (de) 2003-07-03
SI0945430T1 (en) 2003-10-31
HK1023335A1 (en) 2000-09-08
CN1232817A (zh) 1999-10-27
EP0945430A3 (de) 2001-08-22
CA2265431A1 (en) 1999-09-25
JPH11322689A (ja) 1999-11-24
ES2200427T3 (es) 2004-03-01
CN1173934C (zh) 2004-11-03
PT945430E (pt) 2003-10-31
RU2219163C2 (ru) 2003-12-20
ATE241594T1 (de) 2003-06-15
EP0945430A2 (de) 1999-09-29
EP0945430B1 (de) 2003-05-28
US6586631B1 (en) 2003-07-01

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