2 - Methylthio-3 (tabi 5or6) -methylpyrazine (CAS # 2882-20-4)
| 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. |
| UN ID | UN 3334 |
| WGK Germany | 3 |
| TSCA | Bẹẹni |
| HS koodu | 29339900 |
Ọrọ Iṣaaju
2-Methylthio-3-methylpyrazine jẹ agbo-ara Organic. Atẹle jẹ ifihan si iseda rẹ, lilo, ọna igbaradi ati alaye aabo:
Didara:
1. Irisi: 2-methylthio-3-methylpyrazine jẹ igbagbogbo funfun ti o lagbara tabi crystalline, ati pe o tun le wa ni fọọmu lulú.
2. Solubility: O ti wa ni tiotuka ni ọpọlọpọ awọn Organic epo bi chloroform, benzene, ati ethanol.
Lo:
1. Awọn ipakokoropaeku: 2-methylthio-3-methylpyrazine le ṣee lo bi awọn fungicides ati awọn ipakokoropaeku, ati pe o ni ipa iṣakoso to dara lori elu ati awọn ajenirun lori diẹ ninu awọn irugbin.
2. Kemistri Marine: A tun le lo agbo-ara yii si iwadi omi lati ṣe iwadi ihuwasi ati awọn idahun ti ẹkọ-ara ti awọn oganisimu omi.
Ọna:
2-Methylthio-3-methylpyrazine le ṣepọ nipasẹ awọn igbesẹ wọnyi:
1. Condensate methyl thiocyanate ati acetone labẹ awọn ipo ti o yẹ lati dagba awọn heterocycles Kawasaki.
Lẹhinna, heterocycle Kawasaki ti ṣe pẹlu formic acid lati fun 2-methylthio-3-methylpyrazine.
Alaye Abo:
1. 2-Methylthio-3-methylpyrazine ni ipa irritating ati pe o yẹ ki o yago fun olubasọrọ pẹlu awọ ara ati oju.
2. Awọn ohun elo aabo ti o yẹ gẹgẹbi awọn ibọwọ ati awọn goggles yẹ ki o wọ nigba lilo tabi mimu.
3. Ti o ba fa simu tabi ti mu, wa itọju ilera lẹsẹkẹsẹ.
