Khoom npe:Phenol
Molecular hom:C6H6O
CAS Nr:108-95-2 ib
Cov khoom siv molecular:
Specification:
Yam khoom | Chav tsev | Tus nqi |
Purity | % | 99,5 nqi |
Xim | APHA | 20 max |
Qhov chaw khov | ℃ | 40,6 nqi |
Cov ntsiab lus dej | ppm ua | 1,000 max |
Qhov tshwm sim | - | Ntshiab kua thiab dawb los ntawm kev ncua teeb meem |
Chemical Properties:
Phenol yog tus tswv cuab yooj yim tshaj plaws ntawm chav kawm ntawm cov organic tebchaw uas muaj cov pab pawg hydroxyl txuas nrog lub nplhaib benzene lossis rau lub nplhaib uas muaj ntxhiab ntau dua.
Kuj hu ua carbolic acid los yog monohydroxybenzene, phenol yog cov xim tsis muaj xim dawb crystalline khoom ntawm cov ntxhiab tsw qab zib, muaj cov muaj pes tsawg leeg C6H5OH, tau los ntawm distillation ntawm thee tar thiab raws li ib tug by-product ntawm coke ncu.
Phenol muaj dav biocidal zog, thiab dilute aqueous daws tau ntev tau siv los ua tshuaj tua kab mob. Thaum muaj ntau dua, nws ua rau tawv nqaij kub hnyiab; nws yog ib tug nruj systemic tshuaj lom. Nws yog ib qho tseem ceeb ntawm cov khoom siv raw rau kev tsim cov yas, dyes, tshuaj, syntans, thiab lwm yam khoom.
Phenol yaj ntawm li 43 ° C thiab boils ntawm 183 ° C. Cov qib ntshiab muaj melting point ntawm 39 ° C, 39.5 ° C, thiab 40 ° C. Cov qib kev kawm muaj 82% -84% thiab 90% -92% phenol. Lub crystallization point yog muab raws li 40.41 ° C. Qhov tshwj xeeb lub ntiajteb txawj nqus yog 1.066. Nws dissolves nyob rau hauv feem ntau cov organic solvents. Los ntawm melting cov muaju thiab ntxiv dej, kua phenol yog tsim, uas tseem ua kua ntawm qhov kub thiab txias. Phenol muaj cov cuab yeej txawv txav ntawm kev nkag mus rau cov ntaub so ntswg nyob thiab tsim cov tshuaj tua kab mob tseem ceeb. Nws kuj yog siv industrially txiav cov roj thiab cov tebchaw thiab hauv tanneries. Tus nqi ntawm lwm yam tshuaj tua kab mob thiab tshuaj tua kab mob feem ntau yog ntsuas los ntawm kev sib piv nrog phenol
Daim ntawv thov:
Phenol yog siv dav hauv kev tsim cov phenolic resins, epoxy resins, nylon fibers, plasticizers, developers, preservatives, insecticides, fungicides, dyes, pharmaceuticals, spices thiab explosives.
Nws yog ib qho tseem ceeb organic chemical raw khoom, uas yuav siv tau los ua phenolic resin, caprolactam, bisphenol A, salicylic acid, picric acid, pentachlorophenol, 2,4-D, adipic acid, phenolphthalein n-acetoxyaniline thiab lwm yam khoom siv tshuaj thiab intermediates. , uas muaj cov khoom siv tseem ceeb hauv cov khoom siv tshuaj, alkyl phenols, hluavtaws fibers, plastics, hluavtaws roj hmab, tshuaj, tshuaj tua kab, txuj lom, dyes, coatings thiab roj refining industries. Tsis tas li ntawd, phenol kuj tseem tuaj yeem siv los ua cov kuab tshuaj, kev sim tshuaj reagent thiab tshuaj tua kab mob, thiab cov tshuaj aqueous ntawm phenol tuaj yeem ua rau kev sib cais ntawm cov proteins los ntawm DNA ntawm chromosomes hauv cov nroj tsuag cov hlwb los pab txhawb kev staining ntawm DNA.