2-Amino-p-cresol
Chemical Structure
Cov mis mos molecular: C7H9NO
Molecular Luj: 123.15
CAS Nr .: 95-84-1
PIB: 202-457-3
UN Nr.: 2512
Chemical Properties
Cov tsos mob: grey-dawb crystals.
Cov ntsiab lus: ≥98.0%
Melting point: 134 ~ 136 ℃
Cov dej noo: ≤0.5%
Cov ntsiab lus tshauv: ≤0.5%
Solubility: yooj yim soluble hauv cov kuab tshuaj organic xws li ethanol, ether thiab chloroform.Me ntsis soluble hauv dej thiab benzene.Yooj yim soluble hauv dej kub.
Siv
Siv los ua cov xim nruab nrab, thiab tseem siv rau hauv kev npaj cov fluorescent whitening agent dye intermediates, thiab siv hauv kev tsim cov fluorescent whitening agent DT.
Txoj kev tsim khoom
O-nitro-p-cresol yog tau los ntawm kev txo qis nrog alkali sulfide los yog catalytic hydrogenation.Pib los ntawm nitration p-cresol, raw khoom noj quota: 963kg / t ntawm p-cresol industrial khoom, 661kg / t ntawm nitric acid (96%), 2127kg / t ntawm sulfuric acid (92.5%), 2425kg / t Soda sulfide (60%), thiab 20 kg / t ntawm soda tshauv.
Txoj kev khaws cia
1. Khaws rau hauv qhov chaw txias, cua txias.Khaws kom deb ntawm qhov hluav taws kub thiab cua sov.Lub pob yog kaw.Nws yuav tsum tau muab cais los ntawm oxidants thiab acidic tshuaj, thiab tsis txhob sib tov cia.Nruab nrog qhov tsim nyog ntau yam thiab ntau ntawm cov khoom siv hluav taws xob.Qhov chaw cia khoom yuav tsum tau nruab nrog cov ntaub ntawv tsim nyog kom muaj cov xau.
2. Ntim rau hauv lub nruas hlau los yog duab los qhia nruas lined nrog lub hnab yas.Qhov hnyav ntawm ib lub thoob yog 25kg lossis 50kg.Khaws thiab thauj khoom raws li kev cai lij choj dav dav.
