2-Chloro-4-methyl-3-nitropyridine (CAS# 23056-39-5)
| Awọn koodu ewu | R36 / 37/38 - Irritating si oju, eto atẹgun ati awọ ara. R21/22 - Ipalara 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. S37 / 39 - Wọ awọn ibọwọ ti o dara ati aabo oju / oju S36 / 37/39 - Wọ aṣọ aabo to dara, awọn ibọwọ ati aabo oju / oju. S36 - Wọ aṣọ aabo to dara. |
| UN ID | UN2811 |
| WGK Germany | 3 |
| HS koodu | 29333999 |
| Kíláàsì ewu | 6.1 |
| Iṣakojọpọ Ẹgbẹ | III |
Ọrọ Iṣaaju
2-Chloro-4-methyl-3-nitropyridine jẹ agbo-ara Organic. Atẹle jẹ ifihan si iseda rẹ, lilo, ọna igbaradi ati alaye aabo:
Awọn ohun-ini: 2-Chloro-4-methyl-3-nitropyridine jẹ aini awọ si ina ofeefee to lagbara pẹlu õrùn oorun oorun. O jẹ insoluble ninu omi ati tiotuka ni awọn nkan ti o nfo Organic gẹgẹbi ethanol ati dimethylformamide. O ti wa ni gíga majele ti.
Nlo: 2-chloro-4-methyl-3-nitropyridine jẹ lilo akọkọ gẹgẹbi agbedemeji pataki ati ohun elo aise sintetiki ni iṣelọpọ Organic. O tun le ṣee lo ni igbaradi ti awọn eka irin ati awọn ayase.
Ọna igbaradi: Igbaradi ti 2-chloro-4-methyl-3-nitropyridine maa n bẹrẹ pẹlu 2-chloro-4-methylpyridine. Ni akọkọ, 2-chloro-4-methylpyridine ni a ṣe pẹlu nitric acid ti o ni idojukọ, lẹhinna ọja naa ti di crystallized ati mimọ lati gba 2-chloro-4-methyl-3-nitropyridine.
Alaye Aabo: 2-Chloro-4-methyl-3-nitropyridine jẹ nkan ti o majele ti o le fa ipalara ilera ti o ba farahan si tabi fa simi sinu awọn vapors, powders, tabi awọn solusan. O jẹ irritating ati ifarabalẹ ati pe o yẹ ki o yago fun olubasọrọ pẹlu awọ ara, oju, ati atẹgun atẹgun. Awọn ọna aabo ti o yẹ yẹ ki o mu nigba mimu tabi titọju, gẹgẹbi wọ ohun elo aabo ti o yẹ (fun apẹẹrẹ, awọn ibọwọ, awọn gilaasi, ati awọn iboju iparada). Nigbati o ba wa ni lilo, rii daju agbegbe ti o ni afẹfẹ daradara ati yago fun olubasọrọ pẹlu awọn nkan ina. Eyikeyi egbin ti o ni ibatan si 2-chloro-4-methyl-3-nitropyridine yẹ ki o sọnu ni ibamu pẹlu awọn ilana agbegbe. Nigbati o ba nlo tabi mimu agbo-ara yii mu, awọn ilana ṣiṣe aabo ti o yẹ ati awọn itọnisọna yẹ ki o tẹle ni muna.
