2 5-Dibromo-3-methylpyridine (CAS# 3430-18-0)
| Awọn koodu ewu | R22 – Ipalara ti o ba gbe R36 / 38 - Irritating si oju 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 | S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun. S36 / 37/39 - Wọ aṣọ aabo to dara, awọn ibọwọ ati aabo oju / oju. S36 - Wọ aṣọ aabo to dara. |
| UN ID | UN 2811 6.1/PG 3 |
| WGK Germany | 3 |
| HS koodu | 29333990 |
| Kíláàsì ewu | 6.1 |
| Iṣakojọpọ Ẹgbẹ | III |
Ọrọ Iṣaaju
2,5-Dibromo-3-trimethylpyridine jẹ agbo-ara Organic. Atẹle jẹ ifihan si diẹ ninu awọn ohun-ini rẹ, awọn lilo, awọn ọna iṣelọpọ ati alaye ailewu:
Didara:
- Irisi: 2,5-Dibromo-3-trimethylpyridine jẹ awọ-awọ-awọ-awọ-awọ-ofeefee.
- Solubility: O le ti wa ni tituka ni ọpọlọpọ awọn Organic olomi, gẹgẹ bi awọn ethanol, acetone, ati dimethyl sulfoxide.
- Iduroṣinṣin: O jẹ iduroṣinṣin si ina ati ooru, ṣugbọn jijẹ le waye labẹ awọn ipo ipilẹ to lagbara.
Lo:
- Gẹgẹbi ayase: 2,5-dibromo-3-trimethylpyridine le ṣee lo bi oluranlowo brominating lati mu diẹ ninu awọn aati Organic, gẹgẹbi iyipada nucleophilic, oxidation, ati condensation.
- Kolaginni Organic: O le ṣee lo bi agbedemeji ni iṣelọpọ ti awọn agbo ogun Organic, paapaa fun awọn agbo ogun ti o ni ketone tabi awọn ẹgbẹ aldehyde.
- Awọn awọ ifarabalẹ: O tun le ṣee lo ni igbaradi ti awọn awọ ara fọto.
Ọna:
Ni gbogbogbo, 2,5-dibromo-3-trimethylpyridine ni a le pese sile nipasẹ ifasilẹ bromination pẹlu bromine bi oludasilẹ ninu eto ifaseyin ti trimethylpyridine. Awọn ipo ifaseyin le ṣe ipinnu lori ipilẹ ọran-nipasẹ-ipin, ṣugbọn o yẹ ki o ṣe itọju fun iṣiṣẹ ailewu.
Alaye Abo:
- 2,5-Dibromo-3-trimethylpyridine jẹ ibajẹ si awọ ara ati oju ati pe o yẹ ki o yee ni olubasọrọ taara.
- Wọ aṣọ oju aabo, awọn ibọwọ ati aṣọ aabo nigba lilo.
- Ṣiṣẹ ni agbegbe ti o ni afẹfẹ daradara ki o yago fun simi awọn eefin rẹ.
- Yago fun olubasọrọ pẹlu awọn aṣoju oxidizing lagbara, eyiti o le fa awọn aati ti o lewu.
- Egbin yẹ ki o sọnu ni ibamu pẹlu awọn ilana agbegbe.
