2-5-Dimethyl pyrazine (CAS#123-32-0)
| Awọn koodu ewu | R22 – Ipalara ti o ba gbe R36 / 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 | NA 1993 / PGIII |
| WGK Germany | 3 |
| RTECS | UQ2800000 |
| TSCA | Bẹẹni |
| HS koodu | 29339990 |
| Akọsilẹ ewu | Irritant |
Ọrọ Iṣaaju
2,5-dimethylpyrazine jẹ agbo-ara Organic. Atẹle jẹ ifihan si awọn ohun-ini, awọn lilo, awọn ọna igbaradi ati alaye ailewu ti 2,5-dimethylpyrazine.
Didara:
2,5-Dimethylpyrazine jẹ awọ-awọ-awọ-awọ ofeefee kan pẹlu ẹfin pataki kan, nutty, ati oorun kofi.
Lo:
Ọna:
Igbaradi ti 2,5-dimethylpyrazine le ṣee ṣe nipasẹ awọn ọna oriṣiriṣi. Ọna ti o wọpọ ni lati gba ọja ibi-afẹde nipasẹ ammonolysis ti thioacetylacetone atẹle nipasẹ gigun kẹkẹ. Ni afikun, awọn ọna iṣelọpọ miiran wa, gẹgẹbi nitroation ti awọn agbo ogun erogba, idinku acyl oxime, ati bẹbẹ lọ.
Alaye Abo:
2,5-Dimethylpyrazine jẹ ailewu ailewu fun eniyan ati ayika labẹ awọn ipo lilo deede
- Nigbati o ba kan si awọ ara ati oju, o le fa ibinu ati igbona, ati pe o yẹ ki o ṣe awọn iṣọra nigba lilo rẹ, gẹgẹbi wọ awọn ibọwọ aabo ati awọn goggles.
- Yago fun ifasimu awọn gaasi tabi eruku lakoko mimu, bi ifasimu gigun le fa ibinu atẹgun.
- Olubasọrọ pẹlu awọn oxidants ati awọn acids ti o lagbara yẹ ki o yago fun nigbati o tọju lati yago fun awọn aati ti o lewu.
- Nigbati o ba sọ ọ nù, sọ ọ ni ibamu pẹlu awọn ilana ti o yẹ ki o yago fun itusilẹ taara si agbegbe.
