Cov khoom lag luam
Dab tsi yog cov organic synthemes raw cov ntaub ntawv trans-stilbene, 98% CAS {2}}?
Trans-stilbene (CAS TSIS MUAJ .: {103-30-0}}), tseem hu ua stilbene, trans- (rg), yog ib tug orginic edfin compound uas muaj ob lub benzene rings. Ob tus nyiaj sib yuav hauv molecule muaj nyob rau hauv trans kev teeb tsa. Nws muaj cov mis molecular ntawm c₁₄h₁₂ ntawm c₁₄h₁₂ thiab molecular hnyav ntawm 180.25 g / mol.
Stilbene, trans- (RG) yog hmoov dawb dawb ntawm chav sov thiab muaj ntxhiab tsw. Nws muaj lub ntsiab lus melting ntawm 123-125 degree, ib qho cub tawg ntawm 3 {{5,}}}} 5-307 degree), thiab qhov ntom ntawm 0.97 g / cmà (ntawm 25 degree). Qhov no compound nyob insoluble hauv dej, yooj yim soluble hauv cov kuab tshuaj muaj zog xws li ethanol, ether, thiab benzene, thiab soluble me ntsis hauv cov roj.
Cov ntaub ntawv yooj yim
Organic synthemes raw khoom trans-stilbene, 98% CAS {2}}
| Cas | 103-30-0 |
| Einecs | 203-098-5 |
| Molecular Cov Qauv | C₁₄H₁₂ |
| Tus hniav loj | 180.25 |
| Ceev | 1.044g / cm3 |
| Melting taw tes | 122-126 degree |
| Boling Taw | 307 degree ntawm 760 MMHG |
| Flash point | 128.5 Degree |
Kev siv
Organic synthemes raw khoom: Transilbene diphenylacetylene, xws li resveratrol), fluorescent brainters thiab zas heardediates.
Kev kho mob thiab cov tsiaj txhu muaj roj ntsha: nws cov derivatives muaj antioxidant, anticcer, anticacterial, anticcerial thiab lwm yam kev ua si, thiab siv tau cov tshuaj tiv thaiv Alzheimer.
Cov ntaub ntawv tshawb fawb: Ua cov tshuaj khib nyiab: nws yog siv los kawm Olfeferization, Photochromic cov ntaub ntawv thiab cov organic semiconductor devices.
Cov Ntaub Ntawv Kev Nyab Xeeb
TOXICITY: Tsawg toxicity, qhov ncauj LD₅₀ hauv nas yog 920 mg / kg, tab sis nws yog qhov tsis zoo yog tias nqos tau lub qhov muag (H319).
Kev phom sij rau ib puag ncig: tshuaj lom thiab ntev ua rau muaj dej hauv lub neej (H411), dej ua qias tuaj yuav tsum zam.
Kev tiv thaiv kev tiv thaiv: Hnav cov hnab looj tes thiab muab hnab looj tes thaum lub sijhawm ua haujlwm, ua haujlwm hauv kev ua pa, tsis txhob nqus plua plav lossis tiv thaiv tawv nqaij.
Cia: Muab cia rau hauv qhov chaw kaw, txias thiab qhuav ntawm lub teeb, thiab deb ntawm cov muaj zog oxidants.
Tuam txhab tau
Gneebioyog kev ua lag luam-taw qhia thiab tsim kho cov tuam txhab tshuaj tsim kho tshiab. Los ntawm kev tsim kho thev naus laus zis, peb tau cog lus rau kev daws cov txheej txheem kev ua haujlwm ntawm R & D thiab cov khoom lag luam zoo thiab cov kev pabcuam tsawg rau lub lag luam hauv ntiaj teb.
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Cim npe nrov: Organic synthemes raw khoom thauj trans-stilbene, 98% CAS} {2}}
