Methyl 4-fluorobenzoate (CAS # 403-33-8)
| Awọn koodu ewu | R22 – Ipalara ti o ba gbe R37 / 38 - Irritating si eto atẹgun ati awọ ara. R41 - Ewu ti pataki ibaje si oju R36 / 38 - Irritating si oju 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. S36/39 - S36 - Wọ aṣọ aabo to dara. |
| WGK Germany | 2 |
| HS koodu | 29163990 |
| Akọsilẹ ewu | Oloro |
| Kíláàsì ewu | IKANU |
Ọrọ Iṣaaju
Methyl fluorobenzoate jẹ ẹya Organic yellow. Atẹle jẹ ifihan si awọn ohun-ini, awọn lilo, awọn ọna igbaradi ati alaye ailewu ti methylparaben:
Didara:
- Irisi: Omi ti ko ni awọ.
- Solubility: Soluble ni awọn olomi Organic gẹgẹbi ethers, alcohols ati esters, insoluble in water.
Lo:
- Methyl fluorobenzoate le ṣee lo bi agbedemeji pataki ni iṣelọpọ Organic.
Ọna:
Awọn ọna pupọ lo wa fun iṣelọpọ ti methyl fluorobenzoate, ati pe ọna ti o wọpọ ni a gba nipasẹ iṣesi ti fluororeagent ati methyl benzoate. Ni deede, a le gba methyl fluorobenzoate nipa gbigbe fluorobenzene ati methyl benzoate si labẹ iṣe ti oluranlowo polycondensation gẹgẹbi Lewis acid (fun apẹẹrẹ, kiloraidi aluminiomu).
Alaye Abo:
Methyl fluorobenzoate jẹ nkan ti ara-ara, ati pe awọn iṣọra ailewu atẹle yẹ ki o mu nigba lilo rẹ:
- Yago fun olubasọrọ taara pẹlu awọ ara ati oju.
- Yago fun ifasimu awọn eefin rẹ ki o ṣiṣẹ pẹlu isunmi ti o pe tabi wọ aabo atẹgun ti o yẹ.
- Tọju kuro lati ina, awọn iwọn otutu giga ati oorun taara.
- Lakoko lilo ati ibi ipamọ, jọwọ tọka si awọn itọnisọna mimu aabo ti o yẹ ati awọn iwe data aabo ohun elo.
