PL103235B1 - Sposob wytwarzania 4-alkilo-4'-bromodwufenyli - Google Patents
Sposob wytwarzania 4-alkilo-4'-bromodwufenyli Download PDFInfo
- Publication number
- PL103235B1 PL103235B1 PL18870576A PL18870576A PL103235B1 PL 103235 B1 PL103235 B1 PL 103235B1 PL 18870576 A PL18870576 A PL 18870576A PL 18870576 A PL18870576 A PL 18870576A PL 103235 B1 PL103235 B1 PL 103235B1
- Authority
- PL
- Poland
- Prior art keywords
- sie
- alkyl
- general formula
- hydrazone
- carbon atoms
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 4
- 238000000034 method Methods 0.000 claims 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims 2
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims 2
- 125000000217 alkyl group Chemical group 0.000 claims 2
- 125000004432 carbon atom Chemical group C* 0.000 claims 2
- 150000007857 hydrazones Chemical class 0.000 claims 2
- 229910052783 alkali metal Inorganic materials 0.000 claims 1
- -1 alkali metal alkoxide Chemical class 0.000 claims 1
- 150000004997 alkyl benzene derivatives Chemical class 0.000 claims 1
- 239000000010 aprotic solvent Substances 0.000 claims 1
- 238000009835 boiling Methods 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 238000000354 decomposition reaction Methods 0.000 claims 1
- 229910052757 nitrogen Inorganic materials 0.000 claims 1
- 239000003960 organic solvent Substances 0.000 claims 1
- LPNYRYFBWFDTMA-UHFFFAOYSA-N potassium tert-butoxide Chemical compound [K+].CC(C)(C)[O-] LPNYRYFBWFDTMA-UHFFFAOYSA-N 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 239000011541 reaction mixture Substances 0.000 claims 1
- 239000002904 solvent Substances 0.000 claims 1
- 238000003756 stirring Methods 0.000 claims 1
- 239000000725 suspension Substances 0.000 claims 1
- 239000008096 xylene Substances 0.000 claims 1
- 150000003738 xylenes Chemical class 0.000 claims 1
- 241000735284 Irena Species 0.000 description 1
- 241000357437 Mola Species 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Claims (2)
1. Sposób wytwarzania 4-alkilo-4'nbromodwufe- 10 nyli o wzorze ogólnym 1, w którym R' oznacza rodnik alkilowy o 2—20 atomach wegla, przez rozklad hydrazonu o wzorze ogólnym 2, w któ¬ rym R" oznacza rodnik alkilowy o 1—19 atomach wegla, w rozpuszczalniku organicznym i wobec 15 czynnika zasadowego, znamienny tym, ze hydrazon o wzorze ogólnym 2, w którym R" ma wyzej po¬ dane znaczenie, wprowadza sie stopniowo przy ciaglym mieszaniu zawiesiny alkoholanu metalu alkalicznego w aprotonowym rozpuszczalniku nie- 20 polarnym takim, jak toluen, ksyleny, alkilowe po¬ chodne benzenu z co najmniej jedna grupa alki¬ lowa albo w aprotonowym rozpuszczalniku dipo- larnym takim, jak dwumetylosulfotlenek, przy czym temperature mieszaniny reakcyjnej utrzy- 25 muje sie w granicach od temperatury pokojowej do temperatury wrzenia, a proces prowadzi sie do chwili zaprzestania wydzielania sie azotu.
2. Sposób wedlug zastrz. 1, znamienny tym, ze jako ailkoholamu mieftylu alkaJAoznago stosuje sie ko¬ so rzystnie t-butanolan potasowy. Ri-f\J-\-Br WZÓR 1 N NH2 WZÓR 2 LZGraf. Z-d Nr 2 — 790 96 egz. A4 Cen* 45 zl
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL18870576A PL103235B1 (pl) | 1976-04-12 | 1976-04-12 | Sposob wytwarzania 4-alkilo-4'-bromodwufenyli |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL18870576A PL103235B1 (pl) | 1976-04-12 | 1976-04-12 | Sposob wytwarzania 4-alkilo-4'-bromodwufenyli |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL103235B1 true PL103235B1 (pl) | 1979-05-31 |
Family
ID=19976376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL18870576A PL103235B1 (pl) | 1976-04-12 | 1976-04-12 | Sposob wytwarzania 4-alkilo-4'-bromodwufenyli |
Country Status (1)
| Country | Link |
|---|---|
| PL (1) | PL103235B1 (pl) |
-
1976
- 1976-04-12 PL PL18870576A patent/PL103235B1/pl unknown
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