2-Methylthio pyrazine (CAS#21948-70-9)
| Awọn aami ewu | Xn – ipalara |
| 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 |
| Apejuwe Abo | S22 - Maṣe simi eruku. S24/25 - Yago fun olubasọrọ pẹlu awọ ara ati oju. S39 - Wọ oju / aabo oju. S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun. |
| WGK Germany | 3 |
| TSCA | Bẹẹni |
| HS koodu | 29339900 |
Ọrọ Iṣaaju
2-Methylthiopyrazine jẹ ẹya Organic yellow. Atẹle jẹ ifihan si awọn ohun-ini, awọn lilo, awọn ọna igbaradi ati alaye aabo ti 2-methylthiopyrazine:
Didara:
- 2-Methylthiopyrazine jẹ awọ-awọ si ina ofeefee gara tabi lulú okuta pẹlu õrùn sulfur ti ko lagbara.
- O jẹ ipilẹ nigba tituka ninu omi ati pe o le tuka ni mejeeji ekikan ati awọn solusan ipilẹ.
- Nigbati o ba gbona tabi gbin, 2-methylthiopyrazine tu awọn gaasi oloro silẹ.
Lo:
-2-Methylthiopyrazine jẹ lilo pupọ ni iṣelọpọ kemikali bi ayase tabi ligand fun awọn aati iṣelọpọ Organic.
Ọna:
Igbaradi ti 2-methylthiopyrazine ni a maa n gba nipasẹ iṣesi sulfide pẹlu 2-chloropyridine. Igbesẹ kan pato ni lati fesi 2-chloropyridine pẹlu iṣuu soda sulfide ninu ohun elo Organic lati gba ọja 2-methylthiopyrazine.
Alaye Abo:
- 2-Methylthiopyrazine jẹ agbo majele ti o yẹ ki o yago fun ifasimu, mimu, tabi olubasọrọ pẹlu awọ ara ati oju.
- Ohun elo aabo ti ara ẹni ti o yẹ gẹgẹbi awọn ibọwọ, awọn gilaasi oju, ati awọn ẹwu yẹ ki o wọ lakoko lilo tabi igbaradi.
- O yẹ ki o lo ni agbegbe ti o ni afẹfẹ daradara lati yago fun ifọkansi oru rẹ ti o kọja opin aabo.
- Nigbati o ba wa ni ipamọ, o yẹ ki o wa ni titiipa ni wiwọ, kuro ni ina ati awọn oxidants.
- Ni ọran ti olubasọrọ lairotẹlẹ tabi ingestion, wa itọju ilera lẹsẹkẹsẹ.
