[go: up one dir, main page]

GR36607B - METHOD FOR THE MANUFACTURE OF PYRAZINE PRODUCERS. - Google Patents

METHOD FOR THE MANUFACTURE OF PYRAZINE PRODUCERS.

Info

Publication number
GR36607B
GR36607B GR670136607A GR670136607A GR36607B GR 36607 B GR36607 B GR 36607B GR 670136607 A GR670136607 A GR 670136607A GR 670136607 A GR670136607 A GR 670136607A GR 36607 B GR36607 B GR 36607B
Authority
GR
Greece
Prior art keywords
producers
pyrazine
manufacture
oxide
sulfanilamide
Prior art date
Application number
GR670136607A
Other languages
Greek (el)
Original Assignee
Societa Farmaceutici Italia
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 Societa Farmaceutici Italia filed Critical Societa Farmaceutici Italia
Publication of GR36607B publication Critical patent/GR36607B/en

Links

Landscapes

  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

ία μέθοδος διά την παρασκευήν 2-σουλφονιλαμιδο-πυρανζιν-4-οξειδίου ή -1-οξειδίου, εις την οποίαν το2-χλωροπυραζιν-4-οξείδιον ή το 2-χλωροπυραζιν-1-οξείδιον συμπυκνούται μετά σουλφανιλαμιδίου παρουσία μιάς βάσεως, ή μεθ ενός μετά μετάλλου αλκαλίου άλατος σουλφανιλαμιδίου παρουσία ενός διαλύτου. A process for the preparation of 2-sulfonylamide-pyranzin-4-oxide or -1-oxide, wherein the 2-chloropyrazin-4-oxide or 2-chloropyrazin-1-oxide is concentrated after sulfanilamide in the presence of a sulfanilamide alkali metal sulfanilamide salt in the presence of a solvent.

GR670136607A 1966-06-06 1967-06-05 METHOD FOR THE MANUFACTURE OF PYRAZINE PRODUCERS. GR36607B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1872566 1966-06-06

Publications (1)

Publication Number Publication Date
GR36607B true GR36607B (en) 1969-02-25

Family

ID=11153390

Family Applications (1)

Application Number Title Priority Date Filing Date
GR670136607A GR36607B (en) 1966-06-06 1967-06-05 METHOD FOR THE MANUFACTURE OF PYRAZINE PRODUCERS.

Country Status (2)

Country Link
AT (1) AT268293B (en)
GR (1) GR36607B (en)

Also Published As

Publication number Publication date
AT268293B (en) 1969-02-10

Similar Documents

Publication Publication Date Title
CU20626L (en) FERRIC HYDROXIDE THERAPEUTIC COMPLEXES AND PREPARATION PROCEDURE
YU151671A (en) Process for obtaining optical anantiomers of delta1-t butyl-amino-methyl-4-hydroxy-m-xylene-delta1, delta3-diols
DK131426B (en) Process for the preparation of prostaglandin F1 compounds.
DK121122B (en) Process for the preparation of pure betaines of cephalosporin derivatives.
AU457109B2 (en) Process for the manufacture of perfluoroalkyl iodide-olefine adducts
DK126452B (en) Process for the production of erythrocytes.
DK111568B (en) Process for the preparation of N-alkyl-3,1-benzoxazin-2-ones.
FI48722C (en) Process for the preparation of 3-methylpentenes.
DK130355B (en) Process for the production of steel.
GR33684B (en) METHOD FOR THE MANUFACTURE OF NEW PRODUCERS OF BENZOMORPHANE.
GR36607B (en) METHOD FOR THE MANUFACTURE OF PYRAZINE PRODUCERS.
DK137493B (en) Process for the preparation of quinoxaline di-N-oxides.
GR33980B (en) METHOD FOR THE MANUFACTURE OF SELF-NETWORKING POLYMERS.
DK114297B (en) Process for the production of non-combustible foams.
GR33985B (en) METHOD FOR THE MANUFACTURE OF 2 - AMINO - SUBSTITUTED 4, 5 - DIPHENYLO-OXAZOLS WITH ANTI-FLOATING ENERGY.
AU2819371A (en) Process forthe manufacture of aqueous polymer dispersions
IS2024A7 (en) Process for the production of new thiazolino-pyrimidone-5 by-products
DK118876B (en) Analogous process for the preparation of substituted benzylpyridinium salts.
GR33584B (en) METHOD OF PREPARATION OF PHENOTHEIAZINOLO - 3 ACID ACID AND ANALOGED COMPOUNDS.
GR27011B (en) METHOD FOR PRODUCTION 2 - AMINO - OXAZOLS.
DK130689B (en) Process for the preparation of a concentrated aqueous isomerized hop extract.
DK112241B (en) Process for the preparation of pyrazine derivatives.
DK118240B (en) Process for the preparation of 1-p-chlorobenzoyl-2-methyl-5-methoxy- or dimethylamino-3-indolyl-acetic acid.
GR36864B (en) METHOD FOR THE MANUFACTURE OF BASIC SUBSTITUTED PRODUCERS OF 2 - IMIDAZOLIDONE.
FI45172C (en) Process for the preparation of 17alpha-acyloxy-6-chloro-1,2alpha-methylene-21-fluoro-4,6-pregnadienes.