Phakathi

  • Tris(hydroxymethyl) Methyl Aminomethane THAM

    Tris(hydroxymethyl) Methyl Aminomethane THAM

    Isetyenziswa kakhulu kwi-pharmaceutical intermediates kunye ne-biochemical reagents.Umbindi wefosfomycin, ekwasetyenziswa njenge vulcanization accelerator, izinto zokuthambisa (cream, lotion), mineral oil, parafini emulsifier, biological buffer, biological buffer Agent.

  • M-Phthalaldehyde

    I-M-Phthalaldehyde

    I-M-phthalaldehyde isetyenziswa kwi-pharmaceutical intermediates, izikhanyisi ze-fluorescent, njl.

  • 1,4-Naphthalene Dicarboxylic Acid

    1,4-Naphthalene Dicarboxylic Acid

    I-1-methyl-4-acetylnaphthalene kunye ne-potassium dichromate i-oxidized kwi-18h kwi-200-300 ℃ kunye ne-4MPa;I-1,4-dimethylnaphthalene inokufumaneka kwakhona nge-oxidation yesigaba solwelo kwi-120 ℃ kwaye malunga ne-3kpa kunye ne-cobalt manganese bromide njenge-catalyst.

  • 2,5-Thiophenedicarboxylic Acid

    I-2,5-Thiophenedicarboxylic Acid

    I-Adipic acid kunye ne-thionyl chloride yaxutywa kumlinganiselo we-1: (6-10) kwaye i-refluxed i-20-60 h phambi kwe-pyridine catalyst.I-solvent yatshitshiswa kwaye i-residu yatshiswa kwi-140-160 ℃ ye-3-7 H. I-Thiophene-2,5-dicarboxylic acid yafunyanwa ngonyango lwe-sodium hydroxide, i-precipitation ye-asidi, i-filtration, i-decolorization kunye nokuhlanjululwa.

  • Phenylacetyl Chloride

    Phenylacetyl Chloride

    Gcina kwindawo epholileyo, eyomileyo nengena umoya.Zigcine kude nomlilo kunye nobushushu.Iphakheji kufuneka ivalwe kwaye ingabi namanzi.Kufuneka igcinwe ngokwahlukileyo kwi-oxidant, alkali kunye neekhemikhali ezidliwayo, kunye nokugcinwa okuxubileyo kufuneka kugwenywe.Izixhobo zokucima umlilo zohlobo oluhambelanayo kunye nobuninzi ziya kubonelelwa.Indawo yokugcina iya kuxhotyiswa ngezixhobo zonyango olungxamisekileyo oluvuzayo kunye nezixhobo ezifanelekileyo zokugcina.

  • P-cresol

    I-P-cresol

    Le mveliso yimathiriyeli ekrwada yokwenza i-antioxidant i-2,6-di-tert-butyl-p-cresol kunye nerabha yokulwa ne-antioxidant.Kwangaxeshanye, ikwayinto ebalulekileyo ekrwada esisiseko kwimveliso ye-TMP yamayeza kunye nedayi ye-coricetin sulfonic acid.1. I-GB 2760-1996 luhlobo lweziqholo ezidliwayo ezivunyelwe ukuba zisetyenziswe.

  • P-tolonitrile

    I-P-tolonitrile

    Izilumkiso zothutho: phambi kothutho, khangela ukuba isingxobo sokupakisha sigqityiwe kwaye sitywinwe, kwaye uqinisekise ukuba isikhongozeli asivuzi, asichithi, siwe okanye sonakaliswe ngexesha lothutho.Akuvumelekanga ngokungqongqo ukuxuba kunye ne-acids, i-oxidants, ukutya kunye nezongezo zokutya.

  • P-toluic Acid

    I-P-toluic Acid

    Ilungiswa nge-catalytic oxidation ye-p-xylene ngomoya.Xa kusetyenziswa indlela yoxinzelelo lwe-atmospheric, i-xylene kunye ne-cobalt naphthenate inokongezwa kwi-reaction pot, kwaye umoya ungeniswe xa ufudumeza ukuya kuma-90 ℃.Ubushushu bokusabela bulawulwa kwi-110-115 ℃ malunga neeyure ezingama-24, kwaye malunga ne-5% ye-p-xylene iguqulwa ibe yi-p-methylbenzoic acid.

  • 4-(Chloromethyl)Tolunitrile

    4-(Chloromethyl)Tolunitrile

    Phakathi kwepyrimethamine.Isetyenziswe ekwenzeni i-p-chlorobenzyl alcohol;p-chlorobenzaldehyde;p-chlorobenzene acetonitrile, njl.

  • 4-tert-Butylphenol

    I-4-tert-Butylphenol

    I-P-tert-butylphenol inezixhobo zokulwa ne-antioxidant kwaye ingasetyenziselwa njenge-stabilizer yerabha, isepha, i-hydrocarbons e-chlorinated kunye nemicu egayiweyo.I-Absorbers ye-UV, i-anti-cracking agents efana ne-pesticides, i-rubber, iipeyinti, njl. Umzekelo, isetyenziswe njenge-stabilizer ye-polycarbon resin, i-tert-butyl phenolic resin, i-epoxy resin, i-polyvinyl chloride, kunye ne-styrene.

  • 2,4,6-Trimethylaniline

    2,4,6-Trimethylaniline

    I-2,4,6-Trimethylaniline yindawo ephakathi esetyenziswa ngokubanzi kwiidayi, izibulala-zinambuzane kunye namanye amashishini.Izinto eziluhlaza zokwenziwa kwe-mesitidine yi-mesitylene, ekhoyo kwi-petroleum.Ngokufezekiswa kwemveliso yemveliso enkulu e-China, ukuveliswa kwe-mesitylene kuye kwaqhubeka nokukhula, ngoko ke ukuphuhliswa kweemveliso zayo ezisezantsi kuye kwafumana ingqalelo ngakumbi nangakumbi.

  • 4,4′-Bis(chloromethyl)-1,1′-Biphenyl

    4,4′-Bis(chloromethyl)-1,1′-Biphenyl

    Ingundoqo ephakathi kwi-synthesis ye-biphenyl bisphenylacetylene fluorescent whitening agent CBS-X kunye ne-CBS-127.Isenokusetyenziswa njengeyeza okanye iresin ephakathi.