Dihydrofuran-3 (2H)-One (CAS # 22929-52-8)
| Hazard Cov Cim | Xn – Ua phem |
| Risk Codes | R11 - Cov nplaim hluav taws kub heev R19 - Tej zaum yuav tsim cov peroxides tawg R36/37/38 - Kab mob rau qhov muag, ua pa thiab tawv nqaij. R22 - Ua phem yog tias nqos |
| Kev nyab xeeb piav qhia | S16 - Khaws kom deb ntawm qhov chaw hluav taws xob. S26 - Thaum sib cuag nrog lub qhov muag, yaug tam sim ntawd nrog dej txaus thiab nrhiav kev kho mob. S36/37/39 - Hnav cov khaub ncaws tiv thaiv tsim nyog, hnab looj tes thiab tiv thaiv qhov muag / ntsej muag. S23 - Tsis txhob ua pa. |
| UN IDs | Xyoo 1993 |
| Hazard Class | 3 |
| Packing Group | III |
Taw qhia
Dihydro-3 (2H)-furanone yog cov organic compound. Nws yog cov kua uas tsis muaj xim nrog lub qab zib saj thiab soluble hauv dej thiab cov kuab tshuaj organic.
Dihydro-3 (2H)-furanone muaj zog solubility thiab stability. Nws yog ib qho tseem ceeb hnyav thiab nruab nrab thiab yog siv dav hauv cov organic synthesis.
Txoj kev npaj ntawm dihydro-3 (2H)-furanone yog qhov yooj yim. Ib txoj hauv kev yog tau los ntawm cov tshuaj tiv thaiv ntawm acetone thiab ethanol nyob rau hauv acidic tej yam kev mob.
Dihydro-3(2H)-furanone muaj kev nyab xeeb zoo thiab feem ntau tsis ua rau muaj kev phom sij rau tib neeg lub cev thiab ib puag ncig. Txawm li cas los xij, raws li cov organic compound, nws tseem muaj qee yam toxicity, yog li nws yog ib qho tsim nyog kom tsis txhob muaj kev sib cuag nrog cov tawv nqaij thiab qhov muag thaum siv nws, thiab tswj kom muaj qhov chaw sim zoo. Thaum siv thiab khaws cia, cov txheej txheem tswj kev nyab xeeb rau cov tshuaj yuav tsum tau ua raws.
