3 5-Dichloro-4-hydroxybenzoic acid (CAS# 3336-41-2)
| 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 |
| RTECS | DG7502000 |
| HS koodu | 29182900 |
Ọrọ Iṣaaju
3,5-Dichloro-4-hydroxybenzoic acid jẹ agbo-ara Organic. Atẹle jẹ ifihan si awọn ohun-ini rẹ, awọn lilo, awọn ọna iṣelọpọ ati alaye ailewu:
Didara:
- Irisi: 3,5-Dichloro-4-hydroxybenzoic acid jẹ awọ ti ko ni awọ si erupẹ kirisita funfun.
- Solubility: O ti wa ni tiotuka ni diẹ ninu awọn Organic olomi bi alcohols ati ethers, sugbon o jẹ kere tiotuka ninu omi.
Lo:
Ọna:
- 3,5-Dichloro-4-hydroxybenzoic acid le ṣee gba nipasẹ chlorination ti parahydroxybenzoic acid. Ọna kan pato ni lati fesi hydroxybenzoic acid pẹlu thionyl kiloraidi lati rọpo atomu hydrogen lori ẹgbẹ hydroxyl pẹlu awọn ọta chlorine labẹ awọn ipo ekikan nipasẹ iyipada awọn ions kiloraidi.
Alaye Abo:
- Awọn ipa lori ilera eniyan: 3,5-dichloro-4-hydroxybenzoic acid ko ni ipalara ti o han gbangba si ilera eniyan labẹ awọn ipo gbogbogbo ti lilo.
- Yago fun olubasọrọ: Nigbati o ba n mu agbo-ara yii mu, yago fun olubasọrọ taara laarin awọ ara ati oju ati rii daju pe o ṣiṣẹ ni agbegbe ti o ni afẹfẹ daradara.
- Awọn iṣọra ibi ipamọ: O yẹ ki o wa ni ipamọ ni ibi gbigbẹ, itura, ati aaye afẹfẹ, kuro lati ina ati awọn ijona.
