Video: Puas yog Ethanoic anhydride corrosive?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
* Acetic Anhydride yog HIGHLY CORROSIVE CHEMICAL thiab kev sib cuag tuaj yeem ua rau khaus khaus thiab kub hnyiab ntawm daim tawv nqaij thiab qhov muag uas ua rau qhov muag puas. * Ua pa Acetic Anhydride tuaj yeem ua rau lub qhov ntswg, caj pas thiab qhov ncauj.
Ib yam li ib tug yuav nug, yog vim li cas acetic anhydride txwv?
Acetic anhydride yog txwv nyob rau hauv ntau lub teb chaws vim hais tias nws yog siv los ua tus thawj precursor rau zus tau tej cov heroin thiab tseem siv nyob rau hauv lub tsim ntawm improvised explosive devices (IEDs).
Tsis tas li ntawd, koj yuav tsum tau ceev faj txog kev nyab xeeb dab tsi thaum ua haujlwm nrog acetic anhydride? Thaum ua haujlwm nrog acetic anhydride, kev ceev faj txog kev nyab xeeb suav nrog:
- TSIS TXAUS SIAB los ntawm txhua hom kev sib cuag. Hnav cov khaub ncaws tiv thaiv, hnab looj tes, tsom iav thiab daim npog ntsej muag / tiv thaiv ua pa.
- Muab qhov cua kom txaus.
- Tsis txhob qhib nplaim taws thiab haus luam yeeb.
- Siv cov khoom siv hluav taws xob tawg.
Tsis tas li ntawd, cov mis ntawm Ethanoic anhydride yog dab tsi?
C4H6O3
Dab tsi yog acetic anhydride siv rau?
Siv: Acetic anhydride yog siv li ib qho nruab nrab los tsim ntau yam khoom acylated. Nws txoj kev siv loj yog nyob rau hauv kev tsim cov cellulose acetates; lwm yam siv suav nrog kev tsim cov tshuaj tua kab mob (aspirin, acetaminophen), triacetin thiab ntau yam khoom siv.
Pom zoo:
Yuav ua li cas tshwm sim thaum Ethanoic acid reacts nrog dilute tov ntawm sodium hydroxide?
Thaum ethanoic acid reacts nrog sodium hydroxide nws tsim brisk effervescense ntawm co2 thiab dej thiab sodium ethanoate. Qhov no yog ib hom tshuaj tiv thaiv neutralization. Nws tsim CH3COONa (Sodium ethanoate lossis sodium acetate) thiab dej (H2O)
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