RO81632B1 - Cefalosporine si procedeu de preparare a acestora - Google Patents
Cefalosporine si procedeu de preparare a acestoraInfo
- Publication number
- RO81632B1 RO81632B1 RO103460A RO10346081A RO81632B1 RO 81632 B1 RO81632 B1 RO 81632B1 RO 103460 A RO103460 A RO 103460A RO 10346081 A RO10346081 A RO 10346081A RO 81632 B1 RO81632 B1 RO 81632B1
- Authority
- RO
- Romania
- Prior art keywords
- group
- methyl
- cephalosporins
- hydrogen atom
- compounds
- Prior art date
Links
- 229930186147 Cephalosporin Natural products 0.000 title abstract 2
- 229940124587 cephalosporin Drugs 0.000 title abstract 2
- 150000001780 cephalosporins Chemical class 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title 1
- -1 pyrrolidino, piperidino, morpholino Chemical group 0.000 abstract 3
- 150000001875 compounds Chemical class 0.000 abstract 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 abstract 2
- NGNBDVOYPDDBFK-UHFFFAOYSA-N 2-[2,4-di(pentan-2-yl)phenoxy]acetyl chloride Chemical compound CCCC(C)C1=CC=C(OCC(Cl)=O)C(C(C)CCC)=C1 NGNBDVOYPDDBFK-UHFFFAOYSA-N 0.000 abstract 1
- 239000004215 Carbon black (E152) Substances 0.000 abstract 1
- 125000003668 acetyloxy group Chemical group [H]C([H])([H])C(=O)O[*] 0.000 abstract 1
- 230000010933 acylation Effects 0.000 abstract 1
- 238000005917 acylation reaction Methods 0.000 abstract 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 125000001309 chloro group Chemical group Cl* 0.000 abstract 1
- 239000006071 cream Substances 0.000 abstract 1
- 229930195733 hydrocarbon Natural products 0.000 abstract 1
- 150000002430 hydrocarbons Chemical class 0.000 abstract 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 abstract 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
Landscapes
- Cephalosporin Compounds (AREA)
Abstract
Inventia se refera la cefalosporine cu o grupa 7-fenoxi-acetamido substituita, compusi utilizabili cu antibiotice, precum si la un procedeu de preparare a acestora. Compusii au formula generala I: (vezi formula) în care R1 este un atom de hidrogen o grupa metil, metoxi, nitro, sau clor, R2 este un atom de hidrogen sau o grupa metil, R3 este un radical pirolidino, piperidino, morfolino, R4 este o grupa acetoxi sau 2-metil-1,3,4-tiadiazol-5-ilitio si sunt substante solide de culoare alb-crem. Procedeul de preparare a lor consta în tratarea unei 7-aminocefalosporine care are în pozitia 3 radicalul -CH2R4 cu clorura acida a acidului carboxilic adecvat pentru acilarea în pozitia 7, reactia avînd loc la temperatura de 3...5 degree C în mediu de hidrocarbura alifatica inferioara halogenata.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO81103460A RO81632A2 (ro) | 1981-02-20 | 1981-02-20 | Cefalosporine si procedeu de preparare a acestora |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO81103460A RO81632A2 (ro) | 1981-02-20 | 1981-02-20 | Cefalosporine si procedeu de preparare a acestora |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO81632B1 true RO81632B1 (ro) | 1983-06-30 |
| RO81632A2 RO81632A2 (ro) | 1983-07-07 |
Family
ID=20109588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO81103460A RO81632A2 (ro) | 1981-02-20 | 1981-02-20 | Cefalosporine si procedeu de preparare a acestora |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO81632A2 (ro) |
-
1981
- 1981-02-20 RO RO81103460A patent/RO81632A2/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO81632A2 (ro) | 1983-07-07 |
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