RO86164B1 - Derivat al teofilinei si procedeu de preparare a acestuia - Google Patents

Derivat al teofilinei si procedeu de preparare a acestuia

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Publication number
RO86164B1
RO86164B1 RO109105A RO10910582A RO86164B1 RO 86164 B1 RO86164 B1 RO 86164B1 RO 109105 A RO109105 A RO 109105A RO 10910582 A RO10910582 A RO 10910582A RO 86164 B1 RO86164 B1 RO 86164B1
Authority
RO
Romania
Prior art keywords
soluble
derivative
theophyline
preparing
same
Prior art date
Application number
RO109105A
Other languages
English (en)
Other versions
RO86164A2 (ro
Inventor
Gheorghe Danila
Mihai Nechifor
Zenaida Cojocaru
Ioana Georgeta Alexandrescu
Vasile Dorneanu
Original Assignee
Gheorghe Danila
Mihai Nechifor
Zenaida Cojocaru
Ioana Georgeta Alexandrescu
Vasile Dorneanu
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 Gheorghe Danila, Mihai Nechifor, Zenaida Cojocaru, Ioana Georgeta Alexandrescu, Vasile Dorneanu filed Critical Gheorghe Danila
Priority to RO109105A priority Critical patent/RO86164B1/ro
Publication of RO86164A2 publication Critical patent/RO86164A2/ro
Publication of RO86164B1 publication Critical patent/RO86164B1/ro

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Abstract

Inventia se refera la un derivat hidrosolubil al teofilinei si este 8-hidrazinoteofilina cu formula: (vezi formula în desc.) care este subsatanta alba cu punct de topire 315 ........316 degree C solubila în apa si etanol solubila la cald în dimetilformamida, dioxan, partial solubila în n-propanol eter, petrol, acetona, cu actiune holitica si spasmolitica. Procedeul pentru prepararea derivatului conform inventiei consta în aceea ca 8-bromteofilina actioneaza cu hidrazina în mediu de metanol la reflux timp de trei ore dupa care se compara substanta obtinuta care purifica prin cristalizare don etanol.
RO109105A 1982-11-24 1982-11-24 Derivat al teofilinei si procedeu de preparare a acestuia RO86164B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO109105A RO86164B1 (ro) 1982-11-24 1982-11-24 Derivat al teofilinei si procedeu de preparare a acestuia

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO109105A RO86164B1 (ro) 1982-11-24 1982-11-24 Derivat al teofilinei si procedeu de preparare a acestuia

Publications (2)

Publication Number Publication Date
RO86164A2 RO86164A2 (ro) 1985-02-25
RO86164B1 true RO86164B1 (ro) 1985-03-01

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ID=20112250

Family Applications (1)

Application Number Title Priority Date Filing Date
RO109105A RO86164B1 (ro) 1982-11-24 1982-11-24 Derivat al teofilinei si procedeu de preparare a acestuia

Country Status (1)

Country Link
RO (1) RO86164B1 (ro)

Also Published As

Publication number Publication date
RO86164A2 (ro) 1985-02-25

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