5-Bromo-2-fluorotoluene (CAS # 51437-00-4)
| 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. S36 - Wọ aṣọ aabo to dara. S37 / 39 - Wọ awọn ibọwọ ti o dara ati aabo oju / oju |
| WGK Germany | 3 |
| HS koodu | 29036990 |
| Kíláàsì ewu | IKANU |
Ọrọ Iṣaaju
5-Bromo-2-fluorotoluene jẹ ẹya Organic yellow.
Eyi ni diẹ ninu awọn ohun-ini ti akojọpọ:
- Irisi: Ailokun si ina ofeefee omi bibajẹ
- Solubility: Soluble ni ethanol pipe, awọn ethers ati awọn nkan ti o nfo Organic, ti a ko le yanju ninu omi.
Awọn lilo akọkọ ti 5-bromo-2-fluorotoluene jẹ bi atẹle:
- Gẹgẹbi ohun elo aise tabi agbedemeji ni iṣelọpọ Organic.
- Ti a lo bi ohun elo aise sintetiki pataki ni awọn ile-iṣẹ elegbogi ati awọn ile-iṣẹ ipakokoropaeku.
- Awọn afikun fun awọn rubbers sintetiki ati awọn aṣọ.
Ọna ti igbaradi ti 5-bromo-2-fluorotoluene jẹ nigbagbogbo nipasẹ bromo-2-fluorotoluene. 2-fluorotoluene ni a ṣe paarọ pẹlu hydrobromic acid catalyzed nipasẹ sulfuric acid lati gba 2-bromotoluene. Lẹhinna, 5-bromo-2-fluorotoluene ni a le gba nipa didaṣe pẹlu boron trioxide tabi ferric tribromide pẹlu 2-bromotoluene.
Alaye aabo: 5-Bromo-2-fluorotoluene jẹ apanirun Organic ti o jẹ iyipada. San ifojusi si awọn atẹle nigba lilo:
- Yago fun ifasimu awọn eefin rẹ ati ṣetọju fentilesonu to dara lakoko iṣẹ.
- Itaja kuro lati ina ati oxidants.
- Yago fun fesi pẹlu awọn oxidants ti o lagbara, awọn acids ti o lagbara, alkalis lagbara, ati bẹbẹ lọ, lati yago fun ewu.
