4,5-Dimethyl thiazole (CAS#3581-91-7)
| Amakhodi Engozi | U-R10 – Uyavutha I-R22 – Iyingozi uma igwinywe R37/38 – Ukucasula uhlelo lokuphefumula kanye nesikhumba. R41 – Ingozi yokulimala okubi emehlweni R36/37/38 – Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba. |
| Incazelo Yokuphepha | S16 – Zigcine kude nemithombo yokuthungela. S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha. S39 – Gqoka ukuvikela iso / ubuso. I-S37/39 – Gqoka amagilavu afanelekile kanye nokuvikela iso/ubuso S36/37/39 – Gqoka izingubo zokuzivikela ezifanele, amagilavu kanye nokuvikela iso/ubuso. |
| Ama-ID e-UN | UN 1993 3/PG 3 |
| I-WGK Germany | 3 |
| I-RTECS | XJ4380000 |
| Ikhodi ye-HS | 29349990 |
| I-Hazard Class | 3 |
| Iqembu Lokupakisha | III |
Isingeniso
I-4,5-Dimethylthiazole iyinhlanganisela yezinto eziphilayo. Nazi ezinye zezakhiwo zayo, ukusetshenziswa, izindlela zokukhiqiza, nolwazi lokuphepha:
Ikhwalithi:
- Ukubukeka: Uketshezi olungenambala noma okuqinile okucwebezelayo.
- Ukunyibilika: Kuncibilika kuzincibilikisi eziningi eziphilayo njengotshwala, ama-ether nama-ketone.
- Ukuzinza: Azinzile ezingeni lokushisa elilingana negumbi.
Sebenzisa:
- Ingasetshenziswa futhi njenge-accelerator yenjoloba kanye ne-ejenti ye-rubber vulcanizing ukuthuthukisa izakhiwo zemishini zenjoloba.
Indlela:
- I-4,5-Dimethylthiazole ingakhiqizwa ukusabela kwe-dimethyl sodium dithiolate kanye ne-2-bromoacetone.
- Izibalo zokusabela: 2-bromoacetone + dimethyl dithiolate → 4,5-dimethylthiazole + sodium bromide.
Ulwazi Lokuphepha:
- I-4,5-Dimethylthiazole iyinhlanganisela yezinto eziphilayo futhi kufanele igwenywe ngezinyathelo zokuphatha ezifanele.
- Amagilavu okuzivikela, izibuko kanye nengubo kuyadingeka ngesikhathi sokusetshenziswa.
- Gwema ukuhogela umhwamuko wayo futhi uqinisekise ukusebenza endaweni enomoya omuhle.
- Uma kwenzeka uchaphaza ngephutha emehlweni, hlambulula ngokushesha ngamanzi amaningi futhi ufune usizo lwezokwelapha ngokushesha.
- Gcina i-4,5-dimethylthiazole endaweni epholile, eyomile ekude nama-oxidants nama-asidi aqinile.
