1.Iimpawu zekhemikhali:
Ulwelo olutyheli olukhanyayo nolucacileyo. Kukho ivumba elibi. Alunyibiliki emanzini kwaye lungaxutywa ne-ethanol, i-ether, kunye ne-acetic acid.
2. Injongo:
Isetyenziswa njengesixhobo sokuthambisa izinyibilikisi, ii-catalysts, ii-pesticide intermediates, ii-coking inhibitors, njl. I-Dimethyl disulfide idibana ne-cresol ukuvelisa i-2-methyl-4-hydroxy anisulfide, ize ihlangane ne-O, i-O-dimethyl phosphoryl sulfide chloride kwi-Chemicalbook alkaline medium ukuze ifumane i-Fenthion. Le sisibulali-zinambuzane se-organic phosphorus esisebenzayo nesinobuthi obuphantsi esinemiphumo emihle yokulawula kwi-rice borers, i-soybean heartworms, kunye ne-gadfly larvae. Ingasetyenziswa njengeyeza lezilwanyana ukuphelisa ii-cowfly peggots kunye nee-cow wall lices.
3. Indlela yokuvelisa:
①Ifunyanwa ngokuphendula kweDimethyl sulfate kunye neSodium sulfide. Yongeza umgubo wesalfure kwisisombululo seSodium sulfide xa uxukuxa, nyusa ubushushu bube yi-80-90 ℃, phendula iyure eli-1, kwaye wehlise ubushushu beChemicalbook bube malunga ne-30 ℃; I-Dimethyl sulfate ifakwa kwiketile yokusabela, impendulo iyaqhubeka iiyure ezi-2, ize emva koko inyibilikiswe, ime ukuze ibekwe. Emva kokwahlula inkunkuma yotywala be-alkali, imveliso egqityiweyo ifunyanwa ngokuhlanjululwa.
②I-Dimethyl disulfide yenziwa ngendlela ye-Dimethyl sulfate kushishino.
Na2S+S → Na2S2Na2S2+(CH3) 2SO4 → CH3SSCH3+Na2SO4
Faka iSodium sulfide eqinileyo kunye namanzi kwi-kettle ye-reaction, zifudumale, ulawule ubushushu obuyi-50~60 ℃ ukuze unyibilikise i-sodium ye-sulfurized Chemicalbook, uze wongeze i-equimolar sulfur kwiibhetshi, uyigcine ishushu iyure eli-1, uyipholise ukuya kuma-45 ℃, uqale ukulahla i-Dimethyl sulfate, ugcine ubushushu bokusabela buphakathi kwama-40~45 ℃, uyigcine ishushu iyure eli-1 emva kokongeza, uze emva koko uyikhuphe imveliso i-Dimethyl disulfide. Ukongeza, i-Dimethyl disulfide inokwenziwa ngendlela ye-methyl mercaptan.
③Iveliswa yindlela esebenza ngayo iodomethyl magnesium kunye neDisulfur dichloride. Yenziwa yindlela esebenza ngayo i-sodium disulfide kunye ne-sodium methylsulfate. I-Methyl Sodium thiosulfate ilungiswa ngokusebenzisa iBromomethane kunye neSodium thiosulfate, ize emva koko ifudumale.
4. Iimpawu zokugcina kunye nezothutho:
Umoya ongenisayo kunye nokomisa kwindawo yokugcina izinto ngobushushu obuphantsi; Gcina ngokwahlukileyo kwii-oxidants kunye nee-asidi
5.Iarhente yokucima umlilo
Umgubo owomileyo, isanti eyomileyo, ikharbon diokside, igwebu, iarhente yokucima umlilo ye-1211
Okwangoku, iJinan ZhongAn Industry Co.,Ltd iqhubeka nokubonelela nge-DMDS kwiimarike ezinkulu. NgoSeptemba walo nyaka, iJinan ZhongAn Industry Co.,Ltd iya kwandisa umgca wethu wemveliso ukuze ihlangabezane neemfuno zabathengi abaninzi. Siyabamkela abathengi abavela kwihlabathi liphela ukuba beze kusicebisa. Inkampani yethu ikwafumene isiqinisekiso se-ISO9001. Nceda uqiniseke ngomgangatho wemveliso.
Ixesha leposi: Julayi-26-2023
