isibhengezo_sekhasi

umkhiqizo

cis,cis-1,3-cyclooctadiene(CAS#3806-59-5)

Isakhiwo Samakhemikhali:

I-Molecular Formula C8H12
I-Molar Mass 108.18
Ukuminyana 0.873g/mLat 20°C(lit.)
I-Melting Point −53-−51°C(lit.)
I-Boling Point 55°C34mm Hg(lit.)
I-Flash Point 76°F
I-BRN 1901033
Isimo Sesitoreji 2-8°C
I-Refractive Index n20/D 1.494

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Izimpawu Eziyingozi T – Inobuthi
Amakhodi Engozi U-R10 – Uyavutha
R36/38 – Ukucasuka emehlweni nasesikhunjeni.
R65 – Iyingozi: Ingadala umonakalo wamaphaphu uma igwinyisiwe
R36/37/38 – Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
R25 – Kunobuthi uma ugwinywe
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
S45 – Uma kwenzeka ingozi noma uzizwa ungaphilile, funa iseluleko sezokwelapha ngokushesha (bonisa ilebula noma nini lapho kunokwenzeka.)
Ama-ID e-UN UN 2520 3/PG 3
I-WGK Germany 3
I-Hazard Class 3
Iqembu Lokupakisha III

 

Isingeniso

I-cis,cis-1,3-cyclooctadiene (cis,cis-1,3-cyclooctadiene) iyinhlanganisela ye-organic enefomula yamakhemikhali ethi C8H12. Inamabhondi amabili ahlanganisiwe kanye nesakhiwo esiyindandatho esinamalungu ayisishiyagalombili.

 

cis,cis-1,3-cyclooctadiene uketshezi olungenambala olunephunga elimnandi. Ingancibilika kuzincibilikisi ezivamile ze-organic, njenge-ethanol, i-tetrahydrofuran ne-dimethylformamide.

 

ku-chemistry, i-cis, i-cis-1,3-cyclooctadiene ivame ukusetshenziswa njengama-ligand of coordination compounds ukuze abambe iqhaza ekuhlanganiseni izinhlanganisela zensimbi eziguqukayo ezifana ne-platinum ne-molybdenum. Ingase futhi isebenze njengesandulela se-catalyst ku-hydrogenation yamakhompiyutha angenayo i-unsaturated. Ngaphezu kwalokho, i-cis, i-cis-1,3-cyclooctadiene ingasetshenziswa futhi njengeziphakathi zokwenziwa zodayi namakha.

 

I-cis, i-cis-1,3-cyclooctadiene ngokuyinhloko inezindlela ezimbili zokulungiselela: enye i-photochemical reaction, okungukuthi, i-1,5-cycloheptadiene ibhekene nokukhanya kwe-ultraviolet, futhi i-cis, i-cis-1,3-cyclooctadiene ikhiqizwa ngokusabela. Enye indlela iwukusebenzisa i-catalysis yensimbi, isibonelo ngokusabela nge-catalyst yensimbi efana ne-palladium, iplatinum, njll.

 

Mayelana nolwazi lokuphepha lwe-cis,cis-1,3-cyclooctadiene, iwuketshezi oluvutha umlilo olunezici ezivuthayo ngendlela yesitimu noma igesi. Ngesikhathi sokusetshenziswa nokugcinwa, ukunakekelwa kufanele kuthathwe ukuze ugweme ukuthintana namalangabi avulekile, izinga lokushisa eliphezulu kanye ne-oxygen. Ngesikhathi esifanayo, ukuthintana nesikhumba, amehlo kanye nendlela yokuphefumula ye-cis, i-cis-1 ne-3-cyclooctadiene kungabangela ukucasuka nokulimala. Ngakho-ke, amagilavu ​​okuvikela kanye nezibuko kufanele kugqokwe uma usebenzisa, futhi indawo yokusebenza enomoya omuhle kufanele igcinwe.


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