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1,4 butynediol siri ike elu ngwaahịa
CAS: 110-65-6
Njirimara kemịkalụ nke butynediol: kristal ọcha orthorhombic.Ebe mgbaze 58 ℃, isi ihe na-esi ísì ụtọ 238 ℃, 145 ℃ (2KPa), ebe ọkụ ọkụ 152 ℃, ndezigharị ntụgharị 1.450.Soluble na mmiri, ngwọta acid, ethanol na acetone, ubé soluble na chloroform, insoluble na benzene na ether.
Ihe eji eme ihe: butynediol nwere ike iji mepụta butene glycol, butynediol, n-butanol, dihydrofuran, tetrahydrofuran γ- Usoro nke ngwaahịa organic dị mkpa dị ka butyrolactone na pyrrolidone nwere ike iji mee ihe iji rụpụta plastik sịntetik, eriri sịntetik (nylon-4), akpụkpọ anụ arụrụ arụ, ọgwụ, ọgwụ pesticides, ihe mgbaze (N-methyl pyrrolidone) na ihe nchekwa.Butynediol n'onwe ya bụ ihe mgbaze dị mma ma jiri ya mee ihe dị ka ihe na-egbuke egbuke na ụlọ ọrụ electroplating.
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Icha mmirimmiri odo na-egbu egbu nke ukwuu 1,4-butynediol
1,4-butynediol siri ike, usoro kemịkalụ C4H6O2, kristal orthorhombic ọcha.Soluble n'ime mmiri, acid, ethanol na acetone, na-adịghị edozi na benzene na ether.Ọ nwere ike kpasuo akpụkpọ ahụ mucous, akpụkpọ ahụ na akụkụ iku ume elu nke anya.Na ụlọ ọrụ, 1,4-butynediol siri ike na-tumadi kwadebere site Reppe usoro, catalyzed site butynediol ọla kọpa ma ọ bụ ọla kọpa bismuth catalyst, na-akwadebe site mmeghachi omume nke acetylene na formaldehyde n'okpuru nrụgide (1 ~ 20 mmanya) na kpo oku (110 ~ 112 ° C). .A na-enweta butynediol crude site na mmeghachi omume, a na-enwetakwa ngwaahịa emechara site na itinye uche na nnụcha.
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3-chloropropyne mmiri mmiri na-egbu egbu na-enweghị agba
3-chlororopyne bụ ngwakọta organic nwere usoro nhazi ch ≡ cch2cl.Ọdịdị ya bụ mmiri mmiri na-ere ọkụ na-enweghị agba.Ebe mgbaze -78 ℃, isi ihe na-esi esi 57 ℃ (65 ℃), njupụta ikwu 1.0297, ndezigharị ntụgharị 1.4320.Ebe ọkụ ọkụ 32.2-35 ℃, ihe fọrọ nke nta ka ọ bụrụ ihe na-adịghị ike na mmiri na glycerol, na-enweghị ike na benzene, carbon tetrachloride, ethanol, ethylene glycol, ether na ethyl acetate.A na-enweta ya site na imeghachi mmanya propargyl na phosphorus trichloride.A na-eji ya dị ka etiti na njikọ organic.
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Mmiri na-egbu egbu nke ukwuu ngwaahịa propargyl alcoho
Mmiri na-enweghị agba, na-agbanwe agbanwe nwere isi ísì.Ọ dị mfe ịgbanwuo edo edo mgbe etinyere ya ogologo oge, ọkachasị mgbe ekpughere ya.Ọ bụ ihe na-adịghị mma na mmiri, benzene, chloroform, 1,2-dichloroethane, ether, ethanol, acetone, dioxane, tetrahydrofuran na pyridine, akụkụ nke soluble na carbon tetrachloride, ma enweghi ike ime ya na aliphatic hydrocarbons.
Ngwaahịa niile
Ọpụrụiche na mmepụta nke mmanya propargyl, 1,4 butynediol na 3-chloropropyne.
