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1,4 butynediol e tiileng sehlahisoa se phahameng
CAS: 110-65-6
Lintho tsa lik'hemik'hale tsa butynediol: kristale e tšoeu ea orthorhombic.Melting point 58 ℃, beiling point 238 ℃, 145 ℃ (2KPa), flash point 152 ℃, refractive index 1.450.E qhibiliha ka har'a metsi, tharollo ea asiti, ethanol le acetone, e qhibiliha hanyenyane ka chloroform, e sa qhibilihe ka har'a benzene le ether.
Tšebeliso: butynediol e ka sebelisoa ho hlahisa butene glycol, butynediol, n-butanol, dihydrofuran, tetrahydrofuran γ- Letoto la lihlahisoa tsa bohlokoa tse kang butyrolactone le pyrrolidone li ka sebelisoa hape ho etsa li-plastiki tsa maiketsetso, li-synthetic fibers (nylon-4), letlalo la maiketsetso, meriana, chefo e bolaeang likokoanyana, li-solvents (N-methyl pyrrolidone) le li-preservative.Butynediol ka boeona ke solvent e ntle 'me e sebelisoa e le mochine o khanyang indastering ea electroplating.
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Mokelikeli o mosehla o chefo haholo 1,4-butynediol
1,4-butynediol e tiileng, foromo ea lik'hemik'hale C4H6O2, kristale e tšoeu ea orthorhombic.E qhibiliha ka metsing, asiti, ethanol le acetone, e sa qhibilihe ka har'a benzene le ether.E ka halefisa lera la mucous, letlalo le karolo e ka holimo ea ho hema ea mahlo.Indastering, 1,4-butynediol solid e lokisoa haholo ke mokhoa oa Reppe, e hlahisoang ke butynediol koporo kapa koporo ea bismuth catalyst, mme e lokiselitsoe ka karabelo ea acetylene le formaldehyde tlasa khatello (1 ~ 20 bar) le ho futhumatsa (110 ~ 112 ° C) .Butynediol e tala e fumanoa ka karabelo, 'me sehlahisoa se felileng se fumanoa ka ho tsepamisa maikutlo le ho hloekisoa.
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3-chloropropyne metsi a chefo haholo a se nang 'mala
3-chloropropyne ke motsoako oa manyolo o nang le foromo ea sebopeho ch ≡ cch2cl.Ponahalo ke mokelikeli o se nang 'mala o tukang.Ntho e qhibilihisang -78 ℃, ntlha e belang 57 ℃ (65 ℃), boima bo lekanang 1.0297, index ea refractive 1.4320.Flash point 32.2-35 ℃, e batla e sa qhibidihe ka metsing le glycerol, e kopanya le benzene, carbon tetrachloride, ethanol, ethylene glycol, ether le ethyl acetate.E fumanoa ka ho arabela joala ba propargyl ka phosphorus trichloride.E sebedisoa joalo ka mahareng ho organic synthesis.
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Mokelikeli o chefo o phahameng haholo sehlahisoa sa propargyl alcoho
Seela se se nang mmala, se sa tsitsang se nang le monko o hlabang.Ho bonolo ho fetoha mosehla ha o behiloe nako e telele, haholo-holo ha o pepesehetse khanya.E kopanya le metsi, benzene, chloroform, 1,2-dichloroethane, ether, ethanol, acetone, dioxane, tetrahydrofuran le pyridine, ha e le hantle e qhibiliha ka har'a carbon tetrachloride, empa ha e qhibilihe ka har'a aliphatic hydrocarbons.
Lihlahisoa tsohle
E sebetsa ka ho khetheha tlhahisong ea joala ea propargyl, 1,4 butynediol le 3-chloropropyne.
