Tom ntej: Ethynylbenzene Phenylacetylene CAS 536-74-3 Purity > 99.0% (GC)
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Tshuaj npe | Ethynylbenzene |
Synonyms | Phenylacetylene |
CAS Nr | 536-74-3 : kuv |
CAT Number | Qauv TSIS MUAJ: RF-PI2246 |
Tshuag xwm txheej | Hauv Tshuag, Muaj Peev Xwm Ntau Lawm 40MT / Lub Hlis |
Molecular Formula | c8h6 ua |
Molecular Luj | 102.14 Nws |
Melting Point | -44.0 ~ -45.0 ℃ |
Boiling Point | 142.0 ~ 144.0 ℃ (lit.) |
rhiab heev | Lub teeb Sensitive, Cua rhiab heev, Thaum tshav kub kub Sensitive |
Solubility | Dej tsis sib haum;Miscible Nrog Cawv, Ether |
Shipping Hazards | Flammable kua |
Hom | Ruifu Tshuaj |
Yam khoom | Specifications |
Qhov tshwm sim | Xim tsis muaj xim lossis lub teeb daj daj |
Purity / Analysis Method | > 99.0% (GC) |
Tag nrho cov impurities | <1.00% |
Lub ntiajteb txawj nqus (20/20 ℃) | 0.929-0.9350 Nws |
Refractive Index n20/D | 1.547-1.550 Nws |
Infrared Spectrum | Raws li tus qauv |
Test Standard | Enterprise Standard |
Pob: Fluorinated Fwj, 25kg / Nruas, los yog raws li tus neeg yuav tsum tau muaj
Cia txias:Khaws rau hauv cov thawv ntim khoom ntawm qhov chaw txias thiab qhuav;Tiv thaiv los ntawm lub teeb thiab noo noo
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Ethynylbenzene, tseem hu ua Phenylacetylene, (CAS: 536-74-3), nyem chemistry, pab pawg tiv thaiv muaj txiaj ntsig (Ph2P(O)) reagent rau terminal ethylene rau kev sib txuas ntawm cov khoom siv hluav taws xob.Feem ntau siv intermediates rau asymmetric synthesis, thiab feem ntau siv cov organic synthesis reagents.Ethynylbenzene yog ib qho alkyne hydrocarbon uas muaj phenyl pawg.tuaj yeem siv rau hauv cov hauv qab no: 1, rau cov organic synthesis thiab organic intermediates;2, siv los ua tshuaj nruab nrab.Ethynylbenzene yog tsim rau cov synthesis ntawm davhlau ya nyob twg Alkynes los ntawm cov tshuaj tiv thaiv ntawm hloov benzaldehyde nrog alkali.Ethynylbenzene, uas muaj ntxhiab hydrocarbon, yog ib qho tseem ceeb hauv kev lag luam petrochemical raws li qhov nruab nrab ntawm kev tsim cov styrene, uas nyob rau hauv lem yog siv los ua polystyrene, ib yam khoom yas.Ethynylbenzene koom nrog hauv kev npaj ntawm styrene los ntawm kev txo qis siv Lindlar catalyst.Ethynylbenzene tau dhau los ua polymerization catalyzed los ntawm Rh thiab Pt complexes los ua polyphenylacetylene.
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