2-5-Dimethylthiophene (CAS # 638-02-8)
| Risk Codes | R10 - Flammable R37 - Ua rau khaus khaus ua pa R20/22 - Ua phem los ntawm kev nqus pa thiab yog tias nqos. |
| Kev nyab xeeb piav qhia | S23 - Tsis txhob ua pa. S24/25 - Tsis txhob sib cuag nrog daim tawv nqaij thiab qhov muag. S16 - Khaws kom deb ntawm qhov chaw hluav taws xob. S36 - Hnav khaub ncaws tiv thaiv zoo. S33 - Siv cov kev tiv thaiv kev tiv thaiv zoo li qub. S29 - Tsis txhob muab tso rau hauv qhov dej. S7/9 - S3/7/9 - |
| UN IDs | UN 1993 3/PG 3 |
| WGK Germany | 3 |
| HS Code | 293499 0 |
| Hazard Class | 3 |
| Packing Group | II |
Taw qhia
2,5-Dimethylthiophene yog ib qho organic compound. Nws yog cov kua uas tsis tshua muaj toxicity thiab tsis-flammable uas yog daj ntseg daj mus rau xim tsis muaj xim nyob rau hauv chav tsev kub.
Zoo:
2,5-Dimethylthiophene muaj zoo solubility thiab soluble nyob rau hauv cov organic solvents xws li cawv, ethers thiab chlorinated hydrocarbons. Nws muaj ib tug muaj zog thiomycin tsw thiab muaj ib tug me ntsis foul tsw nyob rau hauv cov huab cua.
Siv:
Txoj kev:
Ib txoj kev npaj rau 2,5-dimethylthiophene yog tau los ntawm cov tshuaj tiv thaiv ntawm thiophene thiab methyl bromide.
Cov ntaub ntawv kev nyab xeeb:
2,5-dimethylthiophene muaj toxicity tsawg, tab sis nws tseem yuav tsum tau ua tib zoo saib xyuas kom muaj kev nyab xeeb. Kev tiv thaiv ntawm daim tawv nqaij ntawm qhov muag yuav tsum zam thaum sib cuag, cov hnab looj tes tiv thaiv, tsom iav yuav tsum hnav, thiab cov cuab yeej tiv thaiv tsim nyog yuav tsum tau siv sab nraum lub chaw kuaj mob. Thaum siv los yog khaws cia, nws yuav tsum tau khaws cia kom deb ntawm qhov hluav taws kub thiab cov oxidants, thiab cov cua zoo yuav tsum tau tswj xyuas. Yog noj los yog nqus tau, nrhiav kev kho mob tam sim ntawd.
