ECSP900711A - PROCEDURE FOR THE PREPARATION OF NEW XANTINA DERIVATIVES - Google Patents
PROCEDURE FOR THE PREPARATION OF NEW XANTINA DERIVATIVESInfo
- Publication number
- ECSP900711A ECSP900711A ECSP900711A ECSP900711A EC SP900711 A ECSP900711 A EC SP900711A EC SP900711 A ECSP900711 A EC SP900711A EC SP900711 A ECSP900711 A EC SP900711A
- Authority
- EC
- Ecuador
- Prior art keywords
- procedure
- xantina
- derivatives
- preparation
- new
- Prior art date
Links
- 239000002585 base Substances 0.000 abstract 2
- -1 methylenedioxy Chemical group 0.000 abstract 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- 229910052783 alkali metal Inorganic materials 0.000 abstract 1
- 150000001340 alkali metals Chemical class 0.000 abstract 1
- 125000003342 alkenyl group Chemical group 0.000 abstract 1
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- 125000000304 alkynyl group Chemical group 0.000 abstract 1
- 125000004432 carbon atom Chemical group C* 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 229910052736 halogen Inorganic materials 0.000 abstract 1
- 150000002367 halogens Chemical class 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 abstract 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 abstract 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 abstract 1
- 125000001477 organic nitrogen group Chemical group 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 abstract 1
Landscapes
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Procedimiento para preparar un compuesto de formula general: **formula** en donde r1 representa una cadena alquilo lineal o ramificada, alquenilo o alquinilo conteniendo de 3 a 6 átomos de carbono, y r2 y r3, los cuales puede ser iguales o diferentes, cada uno representa hidrógeno o halógeno o un grupo metilo, metoxi, nitro o trifluorometilo o r2 y r3 forman juntos un grupo metilendioxi o etilendioxi; con la condición de que r2 y r3 no son ambos átomos de hidrógeno; y sales de los mismos farmacológicamente aceptables formadas con una base de metal alcalino o una base orgánica conteniendo nitrógeno, el cual comprende la reacción de un 5,6-diamina de la formula general iv de la primera reivindicación.Procedure to prepare a compound of general formula: ** formula ** where r1 represents a linear or branched alkyl, alkenyl or alkynyl chain containing from 3 to 6 carbon atoms, and r2 and r3, which may be the same or different, each represents hydrogen or halogen or a methyl, methoxy, nitro or trifluoromethyl group or r2 and r3 together form a methylenedioxy or ethylenedioxy group; with the proviso that r2 and r3 are not both hydrogen atoms; and pharmacologically acceptable salts thereof formed with an alkali metal base or an organic nitrogen-containing base, which comprises the reaction of a 5,6-diamine of general formula iv of the first claim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ECSP900711 ECSP900711A (en) | 1990-12-27 | 1990-12-27 | PROCEDURE FOR THE PREPARATION OF NEW XANTINA DERIVATIVES |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ECSP900711 ECSP900711A (en) | 1990-12-27 | 1990-12-27 | PROCEDURE FOR THE PREPARATION OF NEW XANTINA DERIVATIVES |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ECSP900711A true ECSP900711A (en) | 1991-10-25 |
Family
ID=42045659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ECSP900711 ECSP900711A (en) | 1990-12-27 | 1990-12-27 | PROCEDURE FOR THE PREPARATION OF NEW XANTINA DERIVATIVES |
Country Status (1)
| Country | Link |
|---|---|
| EC (1) | ECSP900711A (en) |
-
1990
- 1990-12-27 EC ECSP900711 patent/ECSP900711A/en unknown
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