ES8507559A1 - Pyrazino-thiadiazine di:oxide derivs. - Google Patents

Pyrazino-thiadiazine di:oxide derivs.

Info

Publication number
ES8507559A1
ES8507559A1 ES531160A ES531160A ES8507559A1 ES 8507559 A1 ES8507559 A1 ES 8507559A1 ES 531160 A ES531160 A ES 531160A ES 531160 A ES531160 A ES 531160A ES 8507559 A1 ES8507559 A1 ES 8507559A1
Authority
ES
Spain
Prior art keywords
thiadiazine
pyrazino
derivs
oxide
formula
Prior art date
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.)
Expired
Application number
ES531160A
Other languages
Spanish (es)
Other versions
ES531160A0 (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.)
Consejo Superior de Investigaciones Cientificas CSIC
Original Assignee
Consejo Superior de Investigaciones Cientificas CSIC
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 Consejo Superior de Investigaciones Cientificas CSIC filed Critical Consejo Superior de Investigaciones Cientificas CSIC
Priority to ES531160A priority Critical patent/ES8507559A1/en
Publication of ES531160A0 publication Critical patent/ES531160A0/en
Publication of ES8507559A1 publication Critical patent/ES8507559A1/en
Expired legal-status Critical Current

Links

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  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)

Abstract

2,2-Dioxides of pyrazine (2,3-c)(1,2,6)thiadiazine of formula (I) in which R1 and R2 are H, alkyl, aryl or aralkyl, and X is NH2 or OH, are made by condensing o-diamino thiadiazines of formula (II) with 1,2-dicarbonyl cpds. heating under reflux in aq. alcoholic medium acidified with 2N HCl.
ES531160A 1984-03-30 1984-03-30 Pyrazino-thiadiazine di:oxide derivs. Expired ES8507559A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES531160A ES8507559A1 (en) 1984-03-30 1984-03-30 Pyrazino-thiadiazine di:oxide derivs.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES531160A ES8507559A1 (en) 1984-03-30 1984-03-30 Pyrazino-thiadiazine di:oxide derivs.

Publications (2)

Publication Number Publication Date
ES531160A0 ES531160A0 (en) 1985-09-01
ES8507559A1 true ES8507559A1 (en) 1985-09-01

Family

ID=8487130

Family Applications (1)

Application Number Title Priority Date Filing Date
ES531160A Expired ES8507559A1 (en) 1984-03-30 1984-03-30 Pyrazino-thiadiazine di:oxide derivs.

Country Status (1)

Country Link
ES (1) ES8507559A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2048110A1 (en) * 1992-07-22 1994-03-01 Prodesfarma Sa N(1) substituted pyrazino 2,3-c -1,2,6-thiadiazine 2,2-dioxides and their use as pharmaceuticals.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2048110A1 (en) * 1992-07-22 1994-03-01 Prodesfarma Sa N(1) substituted pyrazino 2,3-c -1,2,6-thiadiazine 2,2-dioxides and their use as pharmaceuticals.

Also Published As

Publication number Publication date
ES531160A0 (en) 1985-09-01

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20041102