Tom ntej: Methyl Benzoate CAS 93-58-3
| Hazard Cov Cim | Xn – Ua phem |
| Risk Codes | 22 – Ua phem yog nqos |
| Kev nyab xeeb piav qhia | 36 – Hnav khaub ncaws tiv thaiv kom haum. |
| UN IDs | TIAB SA 2938 |
| WGK Germany | 1 |
| RTECS | DH3850000 |
| TSCA | Yog lawm |
| HS Code | 29163100 ib |
| Toxicity | LD50 qhov ncauj hauv nas: 3.43 g / kg (Smyth) |
Taw qhia
Methyl benzoate hmoov. Cov hauv qab no yog kev qhia txog cov khoom, kev siv, kev npaj thiab cov ntaub ntawv kev nyab xeeb ntawm methyl benzoate:
Zoo:
- Nws muaj xim tsis muaj xim thiab muaj qhov tshwj xeeb aroma.
- Soluble hauv cov kuab tshuaj organic xws li cawv, ethers thiab benzene, insoluble hauv dej.
- Tej zaum yuav hnov mob nrog cov oxidizing muaj zog.
Siv:
- Siv los ua cov kuab tshuaj, xws li hauv cov kua nplaum, coatings thiab daim ntawv thov zaj duab xis.
- Nyob rau hauv cov organic synthesis, methyl benzoate yog ib qho tseem ceeb nruab nrab ntawm cov synthesis ntawm ntau lub tebchaw.
Txoj kev:
- Methylparaben feem ntau yog npaj los ntawm cov tshuaj tiv thaiv ntawm benzoic acid nrog methanol. Acid catalysts xws li sulfuric acid, polyphosphoric acid thiab sulfonic acid tuaj yeem siv rau cov kev mob tshwm sim.
Cov ntaub ntawv kev nyab xeeb:
- Methylparaben yog cov kua hluav taws xob thiab yuav tsum tau muab pov tseg thiab pov tseg nrog kev tiv thaiv hluav taws thiab tawg, thiab kom deb ntawm qhov chaw kub thiab nplaim taws.
- Kev raug methyl benzoate tuaj yeem ua rau qhov muag thiab tawv nqaij khaus, thiab yuav tsum tau ceev faj kom tsim nyog.
- Thaum siv methyl benzoate, xyuas kom muaj cua zoo thiab tsis txhob nqus nws cov vapors.
- Kev sim ua kom raug thiab kev tiv thaiv kev nyab xeeb yuav tsum tau ua raws thaum siv thiab khaws cia methyl benzoate.
