GB9723646D0 - Process - Google Patents

Process

Info

Publication number
GB9723646D0
GB9723646D0 GBGB9723646.7A GB9723646A GB9723646D0 GB 9723646 D0 GB9723646 D0 GB 9723646D0 GB 9723646 A GB9723646 A GB 9723646A GB 9723646 D0 GB9723646 D0 GB 9723646D0
Authority
GB
United Kingdom
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.)
Withdrawn
Application number
GBGB9723646.7A
Other versions
GB2331098A (en
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.)
GE Healthcare AS
Original Assignee
Nycomed Imaging AS
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 Nycomed Imaging AS filed Critical Nycomed Imaging AS
Priority to GB9723646A priority Critical patent/GB2331098A/en
Publication of GB9723646D0 publication Critical patent/GB9723646D0/en
Publication of GB2331098A publication Critical patent/GB2331098A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C231/00—Preparation of carboxylic acid amides
    • C07C231/08—Preparation of carboxylic acid amides from amides by reaction at nitrogen atoms of carboxamide groups
GB9723646A 1997-11-07 1997-11-07 An N-Alkylation process Withdrawn GB2331098A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9723646A GB2331098A (en) 1997-11-07 1997-11-07 An N-Alkylation process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9723646A GB2331098A (en) 1997-11-07 1997-11-07 An N-Alkylation process

Publications (2)

Publication Number Publication Date
GB9723646D0 true GB9723646D0 (en) 1998-01-07
GB2331098A GB2331098A (en) 1999-05-12

Family

ID=10821796

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9723646A Withdrawn GB2331098A (en) 1997-11-07 1997-11-07 An N-Alkylation process

Country Status (1)

Country Link
GB (1) GB2331098A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8969619B2 (en) 2009-07-21 2015-03-03 Ge Healthcare As Synthesis of iodixanol in propyleneglycol
US8962887B2 (en) * 2009-07-21 2015-02-24 Ge Healthcare As Synthesis of iodixanol in 1-methoxy-2-propanol and water or methanol
US8962886B2 (en) * 2009-07-21 2015-02-24 Ge Healthcare As Synthesis of iodixanol in methanol
US20110021832A1 (en) * 2009-07-21 2011-01-27 Ge Healthcare As Synthesis of iodixanol in water
CN102725249B (en) * 2009-11-26 2014-12-10 好利安中国控股有限公司 Preparation and purification of iodixanol
LT3369724T (en) 2013-11-05 2021-02-25 Bracco Imaging Spa Process for the preparation of iopamidol
CN110054569B (en) * 2019-05-17 2022-05-17 浙江海洲制药有限公司 Method for preparing iohexol

Also Published As

Publication number Publication date
GB2331098A (en) 1999-05-12

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)