5-Bromo-2-methoxy-4-methylpyridine (CAS# 164513-39-7)
Ewu ati Aabo
| Awọn aami ewu | Xi - Irritant |
| Awọn koodu ewu | 36/37/38 - Irritating si oju, eto atẹgun ati awọ ara. |
| Apejuwe Abo | 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 |
| HS koodu | 29339900 |
| Kíláàsì ewu | IKANU |
5-Bromo-2-methoxy-4-methylpyridine (CAS# 164513-39-7) ifihan
2-Methoxy-4-methyl-5-bromopyridine jẹ agbo-ara Organic. Atẹle jẹ ifihan si iseda rẹ, lilo, awọn ọna iṣelọpọ ati alaye ailewu:
Didara:
2-Methoxy-4-methyl-5-bromopyridine jẹ ohun ti o lagbara pẹlu funfun si awọn kirisita ofeefee bia pẹlu õrùn kan pato.
Lo:
2-Methoxy-4-methyl-5-bromopyridine jẹ reagent ti o wọpọ ni iṣelọpọ Organic. O jẹ lilo nigbagbogbo ni awọn aati katalitiki ni iṣelọpọ Organic bi iṣe Suzuki-Miyaura, iṣesi Heck, ati bẹbẹ lọ.
Ọna:
Ọna ti ngbaradi 2-methoxy-4-methyl-5-bromopyridine jẹ aṣeyọri nipasẹ halogenation ati ifarọpo ti pyridine. Ni pato, pyridine ati oti le ṣe atunṣe lati ṣeto 2-methoxy-4-methylpyridine, ati lẹhinna brominated lati gba ọja afojusun naa.
Alaye Abo:
2-Methoxy-4-methyl-5-bromopyridine yẹ ki o wa ni ipamọ ninu apo ti a fi idii lati yago fun olubasọrọ pẹlu afẹfẹ ati ọrinrin. Lakoko lilo, o yẹ ki o ṣe itọju fun awọn ọna aabo, gẹgẹbi wọ awọn ibọwọ ati awọn gilaasi. Yago fun ifasimu, mimu, tabi olubasọrọ pẹlu awọ ara. Ifarabalẹ yẹ ki o san si lilo ohun elo fentilesonu lakoko mimu tabi ṣiṣẹ, ati pe awọn ilana ṣiṣe aabo ti o yẹ yẹ ki o šakiyesi. Ti ifasimu, jijẹ, tabi farakanra awọ ba waye, wa itọju ilera ni kiakia.
