CS591690A3 - Process of 3-methyl-7-alkyl xanthines purification - Google Patents

Process of 3-methyl-7-alkyl xanthines purification

Info

Publication number
CS591690A3
CS591690A3 CS905916A CS591690A CS591690A3 CS 591690 A3 CS591690 A3 CS 591690A3 CS 905916 A CS905916 A CS 905916A CS 591690 A CS591690 A CS 591690A CS 591690 A3 CS591690 A3 CS 591690A3
Authority
CS
Czechoslovakia
Prior art keywords
purification
methyl
xanthines
alkyl
alkyl xanthines
Prior art date
Application number
CS905916A
Other languages
Czech (cs)
Inventor
Jozef Ing Polak
Jozef Ing Nevydal
Milan Ing Manduch
Roman Ing Kacina
Juraj Ing Gomory
Ladislav Ing Kostal
Original Assignee
Slovakofarma S P
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 Slovakofarma S P filed Critical Slovakofarma S P
Priority to SK591690A priority Critical patent/SK278115B6/en
Priority to CS905916A priority patent/CZ279151B6/en
Publication of CS591690A3 publication Critical patent/CS591690A3/en
Publication of CZ279151B6 publication Critical patent/CZ279151B6/en

Links

CS905916A 1990-11-29 1990-11-29 Process of 3-methyl-7-alkyl xanthines purification CZ279151B6 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
SK591690A SK278115B6 (en) 1990-11-29 1990-11-29 Purification method of 3-methyl-7-alkylxantines
CS905916A CZ279151B6 (en) 1990-11-29 1990-11-29 Process of 3-methyl-7-alkyl xanthines purification

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS905916A CZ279151B6 (en) 1990-11-29 1990-11-29 Process of 3-methyl-7-alkyl xanthines purification

Publications (2)

Publication Number Publication Date
CS591690A3 true CS591690A3 (en) 1992-06-17
CZ279151B6 CZ279151B6 (en) 1995-01-18

Family

ID=5405042

Country Status (2)

Country Link
CZ (1) CZ279151B6 (en)
SK (1) SK278115B6 (en)

Also Published As

Publication number Publication date
CZ279151B6 (en) 1995-01-18
SK278115B6 (en) 1996-01-10

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Legal Events

Date Code Title Description
IF00 In force as of 2000-06-30 in czech republic
MM4A Patent lapsed due to non-payment of fee

Effective date: 20071129