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1,4-butynediol cheeb tsam
Txoj kev tsim khoom ntawm 1,4-butynediol: Cov txheej txheem acetylene formaldehyde synthesis yog saws.Cov acetylene uas muaj 80% -90% yog compressed rau lub siab ntawm 0.4-0.5mpa, preheated rau 70-80 ℃ thiab xa mus rau lub reactor.Cov khoom nyoos yog tau los ntawm reacting nrog formald ...Nyeem ntxiv -
Txoj kev npaj teb xwm txheej ceev rau propargyl cawv
Npaj cov phiaj xwm thaum muaj xwm txheej ceev raws li qee tus yam ntxwv ntawm propargyl cawv: I. yam ntxwv ntawm propargyl cawv: nws cov pa thiab cua tuaj yeem tsim cov khoom tawg, uas tuaj yeem ua rau tawg thiab tawg thaum qhib hluav taws thiab kub kub.Nws tuaj yeem cuam tshuam wit ...Nyeem ntxiv -
Txoj kev loj hlob thiab Kev Tshawb Fawb Kev Tshawb Fawb ntawm kev lag luam cawv cawv propargyl
Puas yog propargyl cawv muaj tshuaj lom heev?Txoj kev loj hlob ntawm kev lag luam cawv propargyl yog dab tsi?Propargyl cawv, hu ua 2-propargyl-1-alcohol, 3-hydroxymethyl acetylene thiab ethynyl methanol, nrog rau cov mis mos C3H4O thiab molecules ...Nyeem ntxiv
Khoom xov xwm
Tshwj xeeb hauv kev tsim cov cawv propargyl, 1,4 butynediol thiab 3-chloropropyne
