SU1262927A1 - Способ получения 6-бром-5-метилимидазо(4,5-в)пиридина - Google Patents
Способ получения 6-бром-5-метилимидазо(4,5-в)пиридинаInfo
- Publication number
- SU1262927A1 SU1262927A1 SU3840307/04A SU3840307A SU1262927A1 SU 1262927 A1 SU1262927 A1 SU 1262927A1 SU 3840307/04 A SU3840307/04 A SU 3840307/04A SU 3840307 A SU3840307 A SU 3840307A SU 1262927 A1 SU1262927 A1 SU 1262927A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- bromo
- synthesis
- methylamidazo
- pyridine
- methylpyridine
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 230000015572 biosynthetic process Effects 0.000 title abstract 2
- 238000003786 synthesis reaction Methods 0.000 title abstract 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N pyridine Substances C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 title 1
- XFHAYQGHHKCVBA-UHFFFAOYSA-N 5-bromo-6-methylpyridine-2,3-diamine Chemical compound CC1=NC(N)=C(N)C=C1Br XFHAYQGHHKCVBA-UHFFFAOYSA-N 0.000 abstract 2
- 238000007363 ring formation reaction Methods 0.000 abstract 2
- DIQMPQMYFZXDAX-UHFFFAOYSA-N Pentyl formate Chemical compound CCCCCOC=O DIQMPQMYFZXDAX-UHFFFAOYSA-N 0.000 abstract 1
- 238000009835 boiling Methods 0.000 abstract 1
- 238000004821 distillation Methods 0.000 abstract 1
- XKYICAQFSCFURC-UHFFFAOYSA-N isoamyl formate Chemical compound CC(C)CCOC=O XKYICAQFSCFURC-UHFFFAOYSA-N 0.000 abstract 1
- 239000011541 reaction mixture Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Landscapes
- Nitrogen Condensed Heterocyclic Rings (AREA)
Abstract
Способ получения 6-бром-5-метилимидазо(4,5-b)пиридина с использованием циклизации 2,3-диамино-5-бром-6-метилпиридина при температуре кипения реакционной смеси с азеотропной отгонкой воды, отличающийся тем, что, с целью повышения выхода и упрощения процесса, циклизацию осуществляют в среде н- или изоамилформиата при молярном соотношении 2,3-диамино-5-бром-6-метилпиридин : н(изо)-амилформиат, равном 1 : 1,5 - 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU3840307/04A SU1262927A1 (ru) | 1985-01-09 | 1985-01-09 | Способ получения 6-бром-5-метилимидазо(4,5-в)пиридина |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU3840307/04A SU1262927A1 (ru) | 1985-01-09 | 1985-01-09 | Способ получения 6-бром-5-метилимидазо(4,5-в)пиридина |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU1262927A1 true SU1262927A1 (ru) | 1997-11-20 |
Family
ID=60519040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU3840307/04A SU1262927A1 (ru) | 1985-01-09 | 1985-01-09 | Способ получения 6-бром-5-метилимидазо(4,5-в)пиридина |
Country Status (1)
| Country | Link |
|---|---|
| SU (1) | SU1262927A1 (ru) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7960399B2 (en) | 2004-06-08 | 2011-06-14 | Novartis Ag | Quinazolinone derivatives useful as vanilloid antagonists |
-
1985
- 1985-01-09 SU SU3840307/04A patent/SU1262927A1/ru active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7960399B2 (en) | 2004-06-08 | 2011-06-14 | Novartis Ag | Quinazolinone derivatives useful as vanilloid antagonists |
| US8211902B2 (en) | 2004-06-08 | 2012-07-03 | Novartis Ag | Quinazolinone derivatives useful as vanilloid antagonists |
| US8809528B2 (en) | 2004-06-08 | 2014-08-19 | Novartis Ag | Quinazolinone derivatives useful as vanilloid antagonists |
| US9102653B2 (en) | 2004-06-08 | 2015-08-11 | Novartis Ag | Substituted quinazolinones as vanilloid antagonists |
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