2 2-Dimethyl-1 3-dioxan-5-one (CAS # 74181-34-3)
| Matšoao a Kotsi | Xi - Ea halefisang |
| Likhoutu tsa Kotsi | R36/37/38 – Ho tena mahlo, tsamaiso ya ho hema le letlalo. R41 – Kotsi ya tshenyo e kgolo mahlong R37/38 – E tenang tsamaiso ya ho hema le letlalo. |
| Tlhaloso ea Tšireletseho | S26 - Ha u kopana le mahlo, hlatsoa hang-hang ka metsi a mangata 'me u batle keletso ea bongaka. S37/39 - Apara liatlana tse loketseng le tšireletso ea mahlo / sefahleho S39 - Apara ts'ireletso ea mahlo / sefahleho. S24/25 - Qoba ho kopana le letlalo le mahlo. |
| Li-ID tsa UN | 1993 |
| Khoutu ea HS | 29141900 |
| Sehlopha sa Likotsi | 3 |
| Sehlopha sa ho paka | III |
Selelekela
2,2-dimethyl-1, 3-dioxan-5-one ke motsoako oa manyolo o nang le foromo C6H10O3. E latelang ke tlhaloso ea sebopeho sa eona, ts'ebeliso, tokiso le tlhaiso-leseling ea polokeho:
Tlhaho:
2,2-Dimethyl-1,3-dioxan-5-one ke mokelikeli o se nang 'mala o nang le monko o khethehileng oa ketone. E na le boima ba 0.965 g/mL, ntlha e belang ea 156-157 ° C, le ntlha ea flash ea 60 ° C. E qhibiliha ka har'a metsoako e mengata ea tlhaho e kang ethanol, ethyl acetate le dichloromethane.
Sebelisa:
2,2-Dimethyl-1,3-dioxan-5-one ke motsoako o sebelisoang hangata oa organic synthesis. E ka sebelisoa e le moemeli oa ketonizing, esterifying agent le condensing agent ho synthesis. E ka sebelisoa ha ho etsoa metsoako e meng ea lintho tse phelang, tse kang liphahlo, li-resin, dae, meriana le lik'hemik'hale tse ntle.
Mokhoa oa ho itokisa:
Mokhoa oa ho itokisa oa 2,2-Dimethyl-1,3-dioxan-5-one o ka finyelloa ke karabelo ea oxidation ea Uskberg. Ka ho khetheha, 1,3-butanediol e sebetsanoa le methyl iodide ho hlahisa 2,2-dimethyl -1,3-dioxane. Joale, 2,2-dimethyl -1,3-dioxane e tlas'a karabelo ea oxidation ka pel'a iodine, 'me sehlahisoa ke 2,2-Dimethyl-1,3-dioxan-5-one.
Lintlha tsa Tšireletseho:
