HK1018618A1 - Process for preparing 1,4,7,10-tetraazacyclododecane and its derivatives - Google Patents

Process for preparing 1,4,7,10-tetraazacyclododecane and its derivatives

Info

Publication number
HK1018618A1
HK1018618A1 HK99103678A HK99103678A HK1018618A1 HK 1018618 A1 HK1018618 A1 HK 1018618A1 HK 99103678 A HK99103678 A HK 99103678A HK 99103678 A HK99103678 A HK 99103678A HK 1018618 A1 HK1018618 A1 HK 1018618A1
Authority
HK
Hong Kong
Prior art keywords
tetraazacyclododecane
derivatives
preparing
cyclotetramerization
benzylaziridine
Prior art date
Application number
HK99103678A
Other languages
English (en)
Inventor
Orlin Petrov
Annette Prelle
Klaus Graske
Klaus Nickisch
Bernd Raduchel
Johannes Platzek
Original Assignee
Schering 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 Schering Ag filed Critical Schering Ag
Publication of HK1018618A1 publication Critical patent/HK1018618A1/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D257/00—Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms
    • C07D257/02—Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms not condensed with other rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
HK99103678A 1996-02-26 1999-08-27 Process for preparing 1,4,7,10-tetraazacyclododecane and its derivatives HK1018618A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19608307A DE19608307C1 (de) 1996-02-26 1996-02-26 Verfahren zur Herstellung von 1,4,7,10-Tetraazacyclododecan und dessen Derivaten
PCT/EP1997/000927 WO1997031905A1 (de) 1996-02-26 1997-02-26 Verfahren zur herstellung von 1,4,7,10-tetraazacyclododecan und dessen derivaten

Publications (1)

Publication Number Publication Date
HK1018618A1 true HK1018618A1 (en) 1999-12-30

Family

ID=7787168

Family Applications (1)

Application Number Title Priority Date Filing Date
HK99103678A HK1018618A1 (en) 1996-02-26 1999-08-27 Process for preparing 1,4,7,10-tetraazacyclododecane and its derivatives

Country Status (21)

Country Link
EP (1) EP0883610B1 (es)
JP (2) JP4745469B2 (es)
KR (1) KR100453668B1 (es)
CN (1) CN1081186C (es)
AT (1) ATE194602T1 (es)
AU (1) AU717720B2 (es)
CA (1) CA2247265C (es)
CZ (1) CZ290128B6 (es)
DE (2) DE19608307C1 (es)
DK (1) DK0883610T3 (es)
ES (1) ES2148837T3 (es)
GR (1) GR3034468T3 (es)
HK (1) HK1018618A1 (es)
IL (1) IL125419A (es)
NO (1) NO310870B1 (es)
NZ (1) NZ331520A (es)
PL (1) PL185927B1 (es)
PT (1) PT883610E (es)
SK (1) SK281972B6 (es)
WO (1) WO1997031905A1 (es)
ZA (1) ZA971672B (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19608307C1 (de) * 1996-02-26 1997-08-28 Schering Ag Verfahren zur Herstellung von 1,4,7,10-Tetraazacyclododecan und dessen Derivaten
CZ2005653A3 (cs) * 2005-10-17 2007-01-10 Azacycles S. R. O. Způsob přípravy 1,4,7,10-tetraazacyklododekanua jeho N-acylderivátů
DE102009057274B4 (de) 2009-12-02 2011-09-01 Bayer Schering Pharma Aktiengesellschaft Gadobutrolherstellung mittels Trioxobicyclo-octan
DE102010013833A1 (de) 2010-03-29 2011-09-29 Bayer Schering Pharma Aktiengesellschaft Herstellung von Gadobutrol mittels Dimethylformamiddimethylacetal
CN101845112B (zh) * 2010-06-02 2011-09-14 华东理工大学 一种基于高分子纳米粒子的高灵敏性核磁共振成像造影剂的制备方法
DE102010023105A1 (de) 2010-06-04 2011-12-08 Bayer Schering Pharma Aktiengesellschaft Gadobutrolherstellung im Eintopfverfahren mittels DMF-acetal und N-Methylimidazol
KR102003570B1 (ko) * 2011-04-21 2019-07-24 바이엘 인텔렉쳐 프로퍼티 게엠베하 고순도 가도부트롤의 제조
KR102067551B1 (ko) * 2018-04-12 2020-01-17 (주) 에프엔지리서치 오염토양 또는 오염수질 복원용 화합물
CN108794417A (zh) * 2018-08-04 2018-11-13 许昌恒生制药有限公司 一种医疗诊断造影剂中间体的制备方法
EP4335461A1 (en) 2022-09-09 2024-03-13 Bayer AG Combinations of contrast agents
EP4335840A1 (en) 2022-09-09 2024-03-13 Bayer Aktiengesellschaft New contrast agents for use in diagnostic imaging

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3828023A (en) * 1971-09-13 1974-08-06 Dow Chemical Co Process for preparing cyclic oligomers of n-substituted aziridines
US6693190B1 (en) * 1994-05-11 2004-02-17 Bracco International B.V. Enhanced relaxivity monomeric and multimeric compounds
CA2214034A1 (en) * 1995-03-10 1996-09-19 University Of Iowa Research Foundation Preparation of n-arylmethyl aziridine derivatives, 1,4,7,10-tetraazacyclododecane derivatives obtained therefrom and n-arylmethyl-ethanol-amine sulphonate esters as intermediates
DE19608307C1 (de) * 1996-02-26 1997-08-28 Schering Ag Verfahren zur Herstellung von 1,4,7,10-Tetraazacyclododecan und dessen Derivaten

Also Published As

Publication number Publication date
WO1997031905A1 (de) 1997-09-04
PL185927B1 (pl) 2003-09-30
CN1081186C (zh) 2002-03-20
NO983901D0 (no) 1998-08-25
NO983901L (no) 1998-08-25
CA2247265C (en) 2005-06-21
NZ331520A (en) 2000-01-28
JP2009185077A (ja) 2009-08-20
ATE194602T1 (de) 2000-07-15
JP4745469B2 (ja) 2011-08-10
AU1877297A (en) 1997-09-16
KR100453668B1 (ko) 2004-12-16
PT883610E (pt) 2000-10-31
PL328468A1 (en) 1999-02-01
ES2148837T3 (es) 2000-10-16
DE59702009D1 (de) 2000-08-17
JP2000505467A (ja) 2000-05-09
CA2247265A1 (en) 1997-09-04
IL125419A (en) 2001-01-11
CZ272198A3 (cs) 2000-02-16
IL125419A0 (en) 1999-03-12
EP0883610A1 (de) 1998-12-16
GR3034468T3 (en) 2000-12-29
NO310870B1 (no) 2001-09-10
CZ290128B6 (cs) 2002-06-12
EP0883610B1 (de) 2000-07-12
DE19608307C1 (de) 1997-08-28
CN1211975A (zh) 1999-03-24
ZA971672B (en) 1997-08-29
AU717720B2 (en) 2000-03-30
SK281972B6 (sk) 2001-09-11
KR19990087248A (ko) 1999-12-15
DK0883610T3 (da) 2000-09-25
SK117298A3 (en) 1999-01-11

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PE Patent expired

Effective date: 20170225