O-methoxybenzaldehyde
Tsarin Tsari
Sunan Sinanci:o-methoxybenzaldehyde
Wani suna:o-methoxybenzaldehyde;2-methoxybenzaldehyde;2-anisaldehyde;o-anisaldehyde;o-methoxybenzaldehyde;salicaldehyde methyl ether;o-anisaldehyde;salicylaldehyde methyl ether
Tsarin kwayoyin halitta:Saukewa: C8H8O2
Nauyin kwayoyin halitta:136.15
Tsarin Lambobi
Lambar CAS:135-02-4
EINECS:205-171-7
HS code:Farashin 29124900
Ma'aunin Fasaha
Bayyanar: crystal prismatic mara launi
Tsafta: ≥98.0%
Matsayin narkewa: 39 ° C
Tushen tafasa: 238°C, 70-75°C/0.2kPa
Yawan dangi: 1.1326 (20/4°C)
Shafin: 1.5597
Wutar walƙiya: 117°C
Solubility: mai narkewa a cikin barasa, ether, benzene, insoluble a cikin ruwa
Hanyar samarwa
Daga salicylaldehyde ta hanyar methylation dauki tare da dimethyl sulfate.A haxa 3kg na sodium hydroxide a cikin maganin ruwa na 30%, ƙara 12.2kg na salicylaldehyde da 80L na ruwa a ƙarƙashin motsawa, da zafi zuwa tafasa.Sannu a hankali ƙara 12.9kg na dimethyl sulfate, ci gaba da refluxed dauki na kimanin 3h bayan ƙarawa, ci gaba da reflux na 2-3h bin Chemicalbook, kwantar da man Layer, wanke da 5% sodium hydroxide bayani, sa'an nan kuma wanke da ruwa zuwa pH 8. , ƙara Anhydrous potassium carbonate an bushe.Bayan tace desiccant, distillation a ƙarƙashin rage matsa lamba, tattara distillate a 120 ° C (2.0kPa), wanda shine o-methoxybenzaldehyde.Hakanan ana iya aiwatar da halayen methylation a cikin toluene mai ƙarfi, tare da yawan amfanin ƙasa na 60%.
Manufar
Methoxybenzaldehyde shine tsaka-tsaki a cikin hadadden kwayoyin halitta, ana amfani dashi wajen samar da kayan yaji da magunguna.Ana iya amfani da o-methoxybenformaldehyde wajen samarwa.Ana iya amfani da O-Methoxybenzaldehyde don samar da maganin adrenergic Chuankening.
