4-Bromo-2-methylpyridine (CAS# 22282-99-1)
| Awọn koodu ewu | R22 – Ipalara ti o ba gbe R37 / 38 - Irritating si eto atẹgun ati awọ ara. R41 - Ewu ti pataki ibaje si oju 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 | S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun. S36/39 - S36 - Wọ aṣọ aabo to dara. |
| UN ID | NA 1993 / PGIII |
| WGK Germany | 3 |
| HS koodu | 29333990 |
| Kíláàsì ewu | IKANU |
Ọrọ Iṣaaju
2-Methyl-4-bromopyridine jẹ agbo-ara Organic. Atẹle jẹ ifihan si awọn ohun-ini, awọn lilo, awọn ọna igbaradi ati alaye ailewu ti 2-methyl-4-bromopyridine:
Didara:
- 2-Methyl-4-bromopyridine jẹ ti ko ni awọ si awọ ofeefee ti o lagbara.
- 2-Methyl-4-bromopyridine fẹrẹ jẹ insoluble ninu omi ṣugbọn tiotuka ninu awọn nkan ti o ni nkan ti ara.
Lo:
-2-Methyl-4-bromopyridine le ṣee lo bi ohun elo aise ati reagent ni iṣelọpọ Organic.
Ọna:
- 2-Methyl-4-bromopyridine ni a le gba nipasẹ didaṣe 2-methyl-4-pyridine methanol pẹlu irawọ owurọ tribromide.
- Lakoko ifarabalẹ, 2-methyl-4-pyridine methanol ati irawọ owurọ tribromide ni a fi kun si ohun elo ifaseyin, a ti gbona adalu aati, lẹhinna 2-methyl-4-bromopyridine ti di mimọ nipasẹ distillation ati awọn ọna miiran.
Alaye Abo:
- 2-Methyl-4-bromopyridine le fa irritation ti oju, awọ ara, ati atẹgun atẹgun ati pe o yẹ ki o yago fun nigba lilo.
- Wọ aṣọ oju aabo, awọn ibọwọ ati aabo atẹgun nigba lilo.
- O jẹ nkan oloro ati pe o yẹ ki o wa ni ipamọ daradara ati ki o wa ni ipamọ lati awọn orisun ina ati awọn aṣoju oxidizing.
- Ti o ba jẹ pe 2-methyl-4-bromopyridine jẹ ifasimu tabi jẹun, wa itọju ilera lẹsẹkẹsẹ.
