5-Bromo-2-Chlorobenzoic Acid (CAS# 21739-92-4)
| 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. S37 / 39 - Wọ awọn ibọwọ ti o dara ati aabo oju / oju |
| WGK Germany | 3 |
| HS koodu | 29163900 |
| Kíláàsì ewu | IKANU |
Ọrọ Iṣaaju
5-Bromo-2-chlorobenzoic acid jẹ ẹya Organic yellow. Atẹle jẹ ifihan si diẹ ninu awọn ohun-ini rẹ, awọn lilo, awọn ọna iṣelọpọ ati alaye ailewu:
Didara:
- Irisi: White kirisita lulú
- Solubility: Die-die tiotuka ninu omi, tiotuka ni Organic epo
Lo:
- 5-Bromo-2-chlorobenzoic acid le ṣee lo bi agbedemeji pataki ni iṣelọpọ Organic.
- O tun jẹ ohun elo aise fun awọn ipakokoropaeku, fungicides ati awọn idaduro ina.
Ọna:
5-Bromo-2-chlorobenzoic acid le wa ni pese sile bi wọnyi:
- Fi 2-bromobenzoic acid si dichloromethane;
- Ṣafikun kiloraidi thionyl ati hydrogen oxide ni awọn iwọn otutu kekere;
- Ni opin ifasẹyin, ọja naa gba nipasẹ cryoprecipitation ati sisẹ.
Alaye Abo:
- 5-Bromo-2-chlorobenzoic acid jẹ irritating ati pe o yẹ ki o yago fun olubasọrọ taara pẹlu awọ ara ati oju.
- Awọn igbese fentilesonu to dara yẹ ki o mu lakoko iṣẹ.
- Tẹle awọn ilana ṣiṣe ailewu ti o yẹ nigba lilo ati titọju wọn.
- Yẹra fun lilo apapo nitosi orisun ina lati ṣe idiwọ bugbamu.
