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sehlahisoa

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

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C8H12
'Misa oa Molar 108.18
Botenya 0.873g/mLat 20°C(lit.)
Melting Point −53-−51°C(lit.)
Boling Point 55°C34mm Hg(lit.)
Flash point 76°F
BRN 1901033
Boemo ba polokelo 2-8°C
Refractive Index n20/D 1.494

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Matšoao a Kotsi T - e chefo
Likhoutu tsa Kotsi R10 – E ka cha
R36/38 – Ho hlohlona mahlong le letlalong.
R65 – E Kotsi: E ka baka tshenyo ya matshwafo ha e kwetswe
R36/37/38 – Ho tena mahlo, tsamaiso ya ho hema le letlalo.
R25 – E chefo ha e koetsoe
Tlhaloso ea Tšireletseho S26 - Ha u kopana le mahlo, hlatsoa hang-hang ka metsi a mangata 'me u batle keletso ea bongaka.
S45 – Ha ho ka etsahala kotsi kapa ha o ikutlwa o sa phele hantle, batla keletso ya bongaka hanghang (bontsha leibole neng kapa neng ha ho kgoneha.)
Li-ID tsa UN UN 2520 3/PG 3
WGK Jeremane 3
Sehlopha sa Likotsi 3
Sehlopha sa ho paka III

 

Selelekela

cis,cis-1,3-cyclooctadiene (cis,cis-1,3-cyclooctadiene) ke motsoako oa tlhaho o nang le foromo ea lik'hemik'hale C8H12. E na le li-conjugated double bond le sebopeho sa lesale la litho tse robeli.

 

cis,cis-1,3-cyclooctadiene ke mokelikeli o se nang 'mala o nang le monko o khethehileng. E ka qhibiliha ka li-solvents tse tloaelehileng, tse kang ethanol, tetrahydrofuran le dimethylformamide.

 

ka k'hemistri, cis, cis-1,3-cyclooctadiene hangata e sebelisoa e le li-ligands tsa metsoako ea coordination ho kenya letsoho ho kenyelletsoeng ha metsoako ea tšepe ea phetoho e kang platinum le molybdenum. E ka boela ea sebetsa e le selelekela sa catalyst ho hydrogenation ea metsoako ea unsaturated. Ho feta moo, cis,cis-1,3-cyclooctadiene e ka boela ea sebelisoa e le li-intermediate tsa maiketsetso tsa dae le litlolo tse nkhang hamonate.

 

cis,cis-1,3-cyclooctadiene haholo-holo e na le mekhoa e 'meli ea ho lokisetsa: e' ngoe ke ka photochemical reaction, ke hore, 1,5-cycloheptadiene e pepesehetse leseli la ultraviolet, 'me cis,cis-1,3-cyclooctadiene e hlahisoa ka karabelo. Mokhoa o mong ke oa catalysis ea tšepe, mohlala, ka karabelo ea tšepe e kang palladium, platinum, joalo-joalo.

 

Mabapi le tlhahisoleseling ea polokeho ea cis,cis-1,3-cyclooctadiene, ke mokelikeli o tukang o nang le litšobotsi tse tukang ka sebopeho sa mouoane kapa khase. Nakong ea tšebeliso le polokelo, tlhokomelo e lokela ho nkoa ho qoba ho kopana le malakabe a bulehileng, mocheso o phahameng le oksijene. Ka nako e ts'oanang, ho kopana le letlalo, mahlo le phefumoloho ea cis, cis-1 le 3-cyclooctadiene ho ka baka ho teneha le ho senya. Ka hona, liatlana tse sireletsang le likhalase li lokela ho apesoa ha li sebelisoa, 'me sebaka sa ho sebetsa se nang le moea o motle se lokela ho bolokoa.


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