5 6-Dichloronicotinic acid (CAS# 41667-95-2)
| Awọn aami ewu | Xi - Irritant |
| Awọn koodu ewu | 36/37/38 - Irritating si oju, eto atẹgun ati awọ ara. |
| Apejuwe Abo | S22 - Maṣe simi eruku. S24/25 - Yago fun olubasọrọ pẹlu awọ ara ati oju. S36 - Wọ aṣọ aabo to dara. S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun. |
| WGK Germany | 3 |
| HS koodu | 29339900 |
| Kíláàsì ewu | IKANU |
Ọrọ Iṣaaju
5,6-Dichloronicotinic acid jẹ ẹya Organic yellow. Atẹle ni apejuwe alaye ti iseda rẹ, lilo, ọna igbaradi ati alaye ailewu:
Didara:
- Irisi: 5,6-Dichloronicotinic acid ko ni awọ si awọn kirisita ofeefee ina tabi lulú kirisita.
- Solubility: tiotuka ni alcohols ati ethers, die-die tiotuka ninu omi.
Lo:
- 5,6-Dichloronicotinic acid ni igbagbogbo lo bi reagent kemikali bi oxidant, idinku oluranlowo ati ayase ninu awọn aati iṣelọpọ Organic.
Ọna:
- 5,6-dichloronicotinic acid le nigbagbogbo pese sile nipasẹ nitroreduction ti p-nitrophenol. Nitrophenol jẹ itọju pẹlu acid nitrous lati ṣe 5,6-dinitrophenol. Lẹhinna, 5,6-dinitrophenol ti dinku si 5,6-dichloronicotinic acid nipa lilo chlorine tabi awọn aṣoju nitroreducing.
Alaye Abo:
- Ekuru tabi awọn kirisita ti 5,6-dichloronicotinic acid ni ipa irritating ati pe o le fa irritation si awọn oju, awọ ara ati atẹgun atẹgun.
- Wọ ohun elo aabo ti ara ẹni ti o yẹ gẹgẹbi awọn oju aabo, awọn ibọwọ ati awọn atẹgun nigba lilo.
- Yago fun ifasimu eruku ati yago fun olubasọrọ ara.
- Lakoko ipamọ ati mimu, yago fun olubasọrọ pẹlu awọn aṣoju oxidizing ti o lagbara tabi awọn ohun elo flammable.
- Ni ọran ti ifihan lairotẹlẹ si 5,6-dichloronicotin, fi omi ṣan agbegbe ti o kan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun.
