5-Chloro-2-fluorobenzoic acid (CAS # 394-30-9)
Ewu ati Aabo
| Awọn koodu ewu | R36 - Irritating si awọn oju R37 / 38 - Irritating si eto atẹgun ati awọ ara. R36 / 37/38 - Irritating si oju, eto atẹgun ati awọ ara. R20 / 21/22 - ipalara nipasẹ ifasimu, ni olubasọrọ pẹlu awọ ara ati ti o ba gbe. |
| Apejuwe Abo | S22 - Maṣe simi eruku. S24/25 - Yago fun olubasọrọ pẹlu awọ ara ati oju. S37 - Wọ awọn ibọwọ ti o dara. S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun. S36 - Wọ aṣọ aabo to dara. |
| WGK Germany | 3 |
| Kíláàsì ewu | IKANU |
5-Chloro-2-fluorobenzoic acid(CAS#394-30-9) Ifaara
2-Fluoro-5-chlorobenzoic acid jẹ ẹya Organic yellow. Atẹle jẹ ifihan si awọn ohun-ini, awọn lilo, awọn ọna igbaradi ati alaye ailewu ti agbo-ara yii:
Awọn ohun-ini:
2-Fluoro-5-chlorobenzoic acid jẹ funfun ti o lagbara pẹlu õrùn pataki kan. O jẹ insoluble ninu omi ni iwọn otutu yara, ṣugbọn tiotuka ni awọn nkan ti o wa ni erupẹ Organic gẹgẹbi ethanol ati ether.
Nlo:
Awọn ọna igbaradi:
Awọn ọna pupọ lo wa lati ṣeto 2-Fluoro-5-chlorobenzoic acid. Ọkan ninu awọn ọna ti a lo ni igbagbogbo ni iṣesi ti 2-Fluoro-5-chlorobenzaldehyde pẹlu zinc, ati iṣesi carboxylation labẹ awọn ipo ekikan lati gba 2-Fluoro-5-chlorobenzoic acid.
Alaye aabo:
Nigbati o ba n mu 2-Fluoro-5-chlorobenzoic acid, o yẹ ki o ṣe itọju lati yago fun olubasọrọ taara pẹlu awọ ara ati oju ati yago fun ifasimu ti oru rẹ. Wọ awọn ibọwọ aabo ti o yẹ ati awọn gilaasi lakoko iṣẹ ati rii daju pe agbegbe ti n ṣiṣẹ jẹ afẹfẹ daradara. Agbo yẹ ki o wa ni ipamọ ni ibi gbigbẹ, ibi tutu kuro lati ina ati awọn oxidants.
