-
1,4 butynediol hua tino pai
CAS:110-65-6
Ko nga ahuatanga matū o te butynediol: te karaihe orthorhombic ma.Ira whakarewa 58 ℃, ira koropupū 238 ℃, 145 ℃ (2KPa), ira uira 152 ℃, taupū whakaata 1.450.Wairewa ki te wai, wairewa waikawa, waiwaro me te acetone, paku wairewa i roto i te chloroform, kare e rewa i te benzene me te etera.
Te Whakamahinga: Ka taea te whakamahi butynediol ki te whakaputa butene glycol, butynediol, n-butanol, dihydrofuran, tetrahydrofuran γ- Ka taea te whakamahi i te raupapa o nga hua waro nui penei i te butyrolactone me te pyrrolidone ki te hanga i nga kirihou waihanga, nga muka waihanga (nylon-4), hiako horihori, rongoa, pesticides, solvents (N-methyl pyrrolidone) me nga rongoa.Ko te Butynediol ano he whakarewa pai, ka whakamahia hei whakamarama i roto i te umanga hiko.
-
Kowhai kowhai he wai tino paitini 1,4-butynediol
1,4-butynediol totoka, tātai matū C4H6O2, karaihe orthorhombic ma.Ka whakarewahia ki te wai, te waikawa, te waiwaro me te acetone, kare e rewa ki te benzene me te etera.Ka taea e ia te whakapouri i te kiri mucous, te kiri me te rewharewha o runga o nga kanohi.I roto i te ahumahi, 1,4-butynediol totoka te nuinga rite te tikanga Reppe, catalyzed e butynediol parahi konukura bismuth whakakōkī ranei, ka rite i te tauhohenga o acetylene me formaldehyde i raro i te pēhanga (1 ~ 20 pae) me te whakawera (110 ~ 112 ° C). .Ko te butynediol masivesivá ka riro ma te tauhohenga, a ko te hua kua oti ka riro ma te kukū me te whakamahine.
-
3-chloropropyne kore tae tino paitini wai muramura
Ko te 3-chloropropyne he puhui pararopi me te tauira hanganga ch ≡ cch2cl.Ko te ahua he wai muramura kore tae.Ira whakarewa -78 ℃, ira koropupū 57 ℃ (65 ℃), kiato whanaunga 1.0297, taupū whakaata 1.4320.Ira hiko 32.2-35 ℃, tata kore e rewa i roto i te wai me te glycerol, ka uru ki te benzene, te waro tetrachloride, te waihano, te ethylene glycol, te etera me te ethyl acetate.Ka whiwhihia ma te tauhohe i te waipiro propargyl me te ūkuikui trichloride.Ka whakamahia hei takawaenga ki te whakahiato waro.
-
Wai tino paitini hua pai propargyl alcoho
Ko te wai kore tae, he koriri me te haunga.He ngawari ki te huri kowhai ina tuu mo te wa roa, ina koa ka kitea ki te marama.Ka uru ki te wai, benzene, chloroform, 1,2-dichloroethane, ether, ethanol, acetone, dioxane, tetrahydrofuran me te pyridine, he wairewa i roto i te waro tetrachloride, engari karekau i te waiwaro aliphatic.
Hua Katoa
He mea motuhake ki te hanga waipiro propargyl, 1,4 butynediol me te 3-chloropropyne
