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    首页 分子通 按分子结构分类 有机化合物 有机杂环化合物 氧杂环化合物

    氧杂环化合物

    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-(5-hexenyl)-5,6-dihydro-4H-pyran 866044-89-5 C11H18O
    2-(5-hexenyl)-5,6-dihydro-4H-pyran
    —— 2-Butyl-3,4-dihydro-2H-pyran 60443-97-2 C9H16O
    2-Butyl-3,4-dihydro-2H-pyran
    —— 1,2-dioxaspiro<2.5>octane 52874-62-1 C6H10O2
    1,2-dioxaspiro<2.5>octane
    —— bis-(2-oxo-2-seleno-5,5-dimethyl-1,3,2-dioxaphosphorynanyl) diselenide 119395-18-5 C10H20O6P2Se2
    bis-(2-oxo-2-seleno-5,5-dimethyl-1,3,2-dioxaphosphorynanyl) diselenide
    —— 6-Ethyl-3,4-dihydro-2H-pyran 38614-16-3 C7H12O
    6-Ethyl-3,4-dihydro-2H-pyran
    —— 4,4-bis-difluoromethyl-3-methyl-[1,3]oxazetidin-2-one 13619-27-7 C5H5F4NO2
    4,4-bis-difluoromethyl-3-methyl-[1,3]oxazetidin-2-one
    —— 3-methyl-4,4-bis-trifluoromethyl-[1,3]oxazetidin-2-one 13619-24-4 C5H3F6NO2
    3-methyl-4,4-bis-trifluoromethyl-[1,3]oxazetidin-2-one
    —— 5-tert-butyl-2-chloro-1,3,2-dioxaphosphorinane 21135-08-0 C7H14ClO2P
    5-tert-butyl-2-chloro-1,3,2-dioxaphosphorinane
    —— 6-(1-ethoxy-3-methylbuta-1,3-dienyl)-4,4-dimethyl-3,4-dihydro-2H-pyran 790662-04-3 C14H22O2
    6-(1-ethoxy-3-methylbuta-1,3-dienyl)-4,4-dimethyl-3,4-dihydro-2H-pyran
    —— 3,5-di-tert-butyl-2,2-difluoro-2-methyl-Δ<sup>4</sup>-1,3,2λ<sup>5</sup>-oxazaphospholine 69552-61-0 C11H22F2NOP
    3,5-di-tert-butyl-2,2-difluoro-2-methyl-Δ<sup>4</sup>-1,3,2λ<sup>5</sup>-oxazaphospholine
    —— 2-chloro-4,6-dimethyl-[1,3,2]dioxaphosphinane 26578-37-0 C5H10ClO2P
    2-chloro-4,6-dimethyl-[1,3,2]dioxaphosphinane
    —— 3-ethyl-5,6-dihydro-1,4,2-dioxazine 39053-63-9 C5H9NO2
    3-ethyl-5,6-dihydro-1,4,2-dioxazine
    —— 2-((Z)-2-pentenyl)-3,4-dihydro-2H-pyran 79752-41-3 C10H16O
    2-((Z)-2-pentenyl)-3,4-dihydro-2H-pyran
    —— 2-chloro-5-methyl-1,3,2-dioxaphosphorinanes 157522-89-9 C4H8ClO2P
    2-chloro-5-methyl-1,3,2-dioxaphosphorinanes
    —— 2-chloro-5,5-diethyl-1,3,2-dioxaphosphorinane 115579-19-6 C7H14ClO2P
    2-chloro-5,5-diethyl-1,3,2-dioxaphosphorinane
    —— 5-(methoxy)-3,4-dihydro-2H-pyran 117452-62-7 C6H10O2
    5-(methoxy)-3,4-dihydro-2H-pyran
    —— 4H-1,2-Oxazete 20656-10-4 C2H3NO
    4H-1,2-Oxazete
    —— 4-Methyl-2-oxo-1,3,2-dioxaphosphinan-2-ium 16368-20-0 C4H8O3P+
    4-Methyl-2-oxo-1,3,2-dioxaphosphinan-2-ium
    —— 2,3-dimethyl-[1,3,2]oxazaphospholidine 45436-01-9 C4H10NOP
    2,3-dimethyl-[1,3,2]oxazaphospholidine
    —— 4-methyl-2-(2-methylprop-1-enyl)-3,4-dihydro-2H-pyran-6-carbaldehyde 344906-21-4 C11H16O2
    4-methyl-2-(2-methylprop-1-enyl)-3,4-dihydro-2H-pyran-6-carbaldehyde
    —— Oxepin-2,7-dialdehyd 60237-61-8 C8H6O3
    Oxepin-2,7-dialdehyd
    —— 4-(Dichlorophosphoryloxymethyl)-2,6,7-trioxa-1lambda5-phosphabicyclo[2.2.2]octane 1-oxide 402749-92-2 C5H8Cl2O6P2
    4-(Dichlorophosphoryloxymethyl)-2,6,7-trioxa-1lambda5-phosphabicyclo[2.2.2]octane 1-oxide
    —— 3-tert-butyl-5-isopropoxy-2-chloro-1,3,2-oxazaphosphol-4-yne 81393-55-7 C9H17ClNO2P
    3-tert-butyl-5-isopropoxy-2-chloro-1,3,2-oxazaphosphol-4-yne
    —— perfluoro-12-crown-4 ether 97571-68-1 C8F16O4
    perfluoro-12-crown-4 ether
    —— 3,9-diisocyanato-2,4,8,10-tetraoxa-3,9-diphospha-spiro[5.5]undecane 17354-81-3 C7H8N2O6P2
    3,9-diisocyanato-2,4,8,10-tetraoxa-3,9-diphospha-spiro[5.5]undecane
    —— 2-N,N-diisopropylamino-1,3,2λ<sup>5</sup>-oxaselenaphospholane 173203-50-4 C8H18NOPSe
    2-N,N-diisopropylamino-1,3,2λ<sup>5</sup>-oxaselenaphospholane
    —— 16-oxabicyclo[10.3.1]hexadec-12-ene 89328-33-6 C15H26O
    16-oxabicyclo[10.3.1]hexadec-12-ene
    —— 2-Hydroxymethyl-2-methyl-3,4-dihydro-2<i>H</i>-pyran 5234-31-1 C7H12O2
    2-Hydroxymethyl-2-methyl-3,4-dihydro-2<i>H</i>-pyran
    —— 2-Bromo-4,5,6,7-tetrahydro-benzo[1,3,2]dioxaphosphole 89784-11-2 C6H8BrO2P
    2-Bromo-4,5,6,7-tetrahydro-benzo[1,3,2]dioxaphosphole
    —— 2-Iodo-4,5,6,7-tetrahydro-benzo[1,3,2]dioxaphosphole 89784-10-1 C6H8IO2P
    2-Iodo-4,5,6,7-tetrahydro-benzo[1,3,2]dioxaphosphole
    —— 5,5-dimethyl-2-oxo-2λ<sup>5</sup>-[1,3,2]dioxaphosphinane-2-selenol 52912-92-2 C5H11O3PSe
    5,5-dimethyl-2-oxo-2λ<sup>5</sup>-[1,3,2]dioxaphosphinane-2-selenol
    —— 5,5,5',5'-tetramethyl-bis-(1,3,2)-dioxaphosphinane 2,2'-dioxide 16368-06-2 C10H20O6P2
    5,5,5',5'-tetramethyl-bis-(1,3,2)-dioxaphosphinane 2,2'-dioxide
    —— 5-methyl-[1,2,3]oxadithiolane 2-oxide 89713-84-8 C3H6O2S2
    5-methyl-[1,2,3]oxadithiolane 2-oxide
    —— 4-Bromo-3-ethoxy-5,6-dihydro-4H-1,2-oxazine 89224-39-5 C6H10BrNO2
    4-Bromo-3-ethoxy-5,6-dihydro-4H-1,2-oxazine
    —— 3-Ethoxy-5,6-dihydro-4H-1.2-oxazin 89224-40-8 C6H11NO2
    3-Ethoxy-5,6-dihydro-4H-1.2-oxazin
    —— 2-Chloro-2-(trifluoromethyl)-5-(perfluoropropyl)-1,3,4-dioxazole 88326-81-2 C6ClF10NO2
    2-Chloro-2-(trifluoromethyl)-5-(perfluoropropyl)-1,3,4-dioxazole
    —— 2-bromo-2-thiono-5,5-dimethyl-1,3,2-dioxaphosphorinan 16368-13-1 C5H10BrO2PS
    2-bromo-2-thiono-5,5-dimethyl-1,3,2-dioxaphosphorinan
    —— 2-mercapto-5,5-dimethyl-1,3,2-dioxaphosphorinan 793661-63-9 C5H11O2PS
    2-mercapto-5,5-dimethyl-1,3,2-dioxaphosphorinan
    —— 2H-perhydro-1,3,2-dioxazine 98796-93-1 C3H7NO2
    2H-perhydro-1,3,2-dioxazine
    —— diethyldioxirane 96964-32-8 C5H10O2
    diethyldioxirane
    —— 1,3,2-dioxaphosphorinane 4757-27-1 C3H7O2P
    1,3,2-dioxaphosphorinane
    —— 2-fluoro-1,3,2-dioxaphosphirnane 103676-06-8 C3H6FO2P
    2-fluoro-1,3,2-dioxaphosphirnane
    —— 2-(dimethylamino)-1,3,2-dioxaphosphorinane 17454-25-0 C5H12NO2P
    2-(dimethylamino)-1,3,2-dioxaphosphorinane
    —— 3,6-Bis(trifluoromethyl)-1,4,2,5-dioxadiazine 88326-82-3 C4F6N2O2
    3,6-Bis(trifluoromethyl)-1,4,2,5-dioxadiazine
    —— 2-(Propan-2-yl)-1,3,2-oxathiaborinane 116245-63-7 C6H13BOS
    2-(Propan-2-yl)-1,3,2-oxathiaborinane
    —— 2,2-tetramethylenedioxy-4,4,6,6-tetrachlorocyclotriphosphazatriene 56280-80-9 C4H8Cl4N3O2P3
    2,2-tetramethylenedioxy-4,4,6,6-tetrachlorocyclotriphosphazatriene
    —— (2R,3S)-2,3-dimethyl-3,4-dihydro-2H-pyran 101978-00-1 C7H12O
    (2R,3S)-2,3-dimethyl-3,4-dihydro-2H-pyran
    —— 4-ethyl-2,2,2-trimethoxy-5-methyl-2λ<sup>5</sup>-[1,3,2]dioxaphosphole 52938-47-3 C8H17O5P
    4-ethyl-2,2,2-trimethoxy-5-methyl-2λ<sup>5</sup>-[1,3,2]dioxaphosphole
    —— 2,8-Dimethyl-4,4a,7,8a-tetrahydropyrano[2,3-b]pyridine 72938-65-9 C10H15NO
    2,8-Dimethyl-4,4a,7,8a-tetrahydropyrano[2,3-b]pyridine
    —— 2-tert-Butyl-5,5-dimethyl-5,6-dihydro-2H-1,3-oxazin 161064-79-5 C10H19NO
    2-tert-Butyl-5,5-dimethyl-5,6-dihydro-2H-1,3-oxazin