DK133432C - - Google Patents

Info

Publication number
DK133432C
DK133432C DK378674A DK378674A DK133432C DK 133432 C DK133432 C DK 133432C DK 378674 A DK378674 A DK 378674A DK 378674 A DK378674 A DK 378674A DK 133432 C DK133432 C DK 133432C
Authority
DK
Denmark
Application number
DK378674A
Other languages
Danish (da)
Other versions
DK378674A (en
DK133432B (en
Inventor
B Alhede
Original Assignee
Gea A/S
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 Gea A/S filed Critical Gea A/S
Priority to DK378674A priority Critical patent/DK133432B/en
Priority to JP1105375A priority patent/JPS518290A/en
Priority to NL7507554A priority patent/NL7507554A/en
Publication of DK378674A publication Critical patent/DK378674A/da
Publication of DK133432B publication Critical patent/DK133432B/en
Application granted granted Critical
Publication of DK133432C publication Critical patent/DK133432C/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
    • C07D487/04—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DK378674A 1974-07-15 1974-07-15 Process for the preparation of allopurinol. DK133432B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DK378674A DK133432B (en) 1974-07-15 1974-07-15 Process for the preparation of allopurinol.
JP1105375A JPS518290A (en) 1974-07-15 1975-01-28 AROPURINOORUNOSEIHO
NL7507554A NL7507554A (en) 1974-07-15 1975-06-25 Allopurinol prodn in high yield - by reacting ethoxymethylenecyanoethyl acetate with hydrazine then with formamide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK378674A DK133432B (en) 1974-07-15 1974-07-15 Process for the preparation of allopurinol.

Publications (3)

Publication Number Publication Date
DK378674A DK378674A (en) 1976-01-16
DK133432B DK133432B (en) 1976-05-17
DK133432C true DK133432C (en) 1976-10-11

Family

ID=8126758

Family Applications (1)

Application Number Title Priority Date Filing Date
DK378674A DK133432B (en) 1974-07-15 1974-07-15 Process for the preparation of allopurinol.

Country Status (3)

Country Link
JP (1) JPS518290A (en)
DK (1) DK133432B (en)
NL (1) NL7507554A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102643279A (en) * 2012-02-09 2012-08-22 临海市恒源化工有限公司 Synthesis method of allopurinol

Also Published As

Publication number Publication date
DK378674A (en) 1976-01-16
DK133432B (en) 1976-05-17
JPS518290A (en) 1976-01-23
NL7507554A (en) 1976-01-19

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Legal Events

Date Code Title Description
PBP Patent lapsed