5-Bromo-2 4-dichloropyrimidine (CAS# 36082-50-5)
| Awọn koodu ewu | R23 / 24/25 - Majele nipasẹ ifasimu, ni olubasọrọ pẹlu awọ ara ati ti o ba gbe. R34 - Awọn okunfa sisun R43 – Le fa ifamọ nipa ara olubasọrọ |
| Apejuwe Abo | S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun. S27 - Mu gbogbo aṣọ ti o ti doti kuro lẹsẹkẹsẹ. S36 / 37/39 - Wọ aṣọ aabo to dara, awọn ibọwọ ati aabo oju / oju. S45 – Ni ọran ti ijamba tabi ti o ba ni ailara, wa imọran iṣoogun lẹsẹkẹsẹ (fi aami han nigbakugba ti o ṣee ṣe.) |
| UN ID | UN 3263 8/PG2 |
| WGK Germany | 3 |
| HS koodu | 29335990 |
| Akọsilẹ ewu | Oloro/Ibajẹ |
| Kíláàsì ewu | 8 |
| Iṣakojọpọ Ẹgbẹ | III |
Ọrọ Iṣaaju
5-Bromo-2,4-dichloropyrimidine jẹ agbo-ara Organic.
Didara:
- Ifarahan: 5-Bromo-2,4-dichloropyrimidine jẹ okuta funfun ti o lagbara.
- Solubility: 5-Bromo-2,4-dichloropyrimidine ni o ni kekere solubility ninu omi ati ki o jẹ tiotuka ni Organic epo bi ethanol ati acetone.
Lo:
- Awọn ipakokoropaeku: 5-bromo-2,4-dichloropyrimidine le ṣee lo bi paati ipakokoropaeku ti awọn agbo ogun heterocyclic, nipataki fun iṣakoso awọn èpo omi inu omi ati awọn igbo ti o gbooro.
Ọna:
Iṣọkan ti 5-bromo-2,4-dichloropyrimidine le ṣee ṣe nipasẹ awọn ọna oriṣiriṣi, ọna ti o wọpọ ni lati ṣe 2,4-dichloropyrimidine pẹlu bromine. Idahun yii jẹ catalyzed ni gbogbogbo nipasẹ iṣuu soda bromide.
Alaye Abo:
- 5-Bromo-2,4-dichloropyrimidine le decompose ni awọn iwọn otutu ti o ga, ti o nmu gaasi hydrogen kiloraidi majele jade. Awọn iwọn otutu giga ati awọn acids ti o lagbara yẹ ki o yago fun lakoko mimu ati ibi ipamọ.
- 5-Bromo-2,4-dichloropyrimidine jẹ ibinu si oju ati awọ ara ati pe o gbọdọ yago fun. Awọn ibọwọ aabo ti o yẹ, awọn gilaasi, ati ẹwu laabu yẹ ki o wọ lakoko iṣẹ.
