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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-pentyl-3,4-dihydro-2H-pyran 130286-51-0 C10H18O
    2-pentyl-3,4-dihydro-2H-pyran
    —— 2,3-Dihydrooxepin 3422-09-1 C6H8O
    2,3-Dihydrooxepin
    —— 6-lithio-3,4-dihydro-2H-pyran 72081-15-3 C5H7LiO
    6-lithio-3,4-dihydro-2H-pyran
    —— 5,5-dimethyl-1,3,2-dioxaphosphorane-2-sulfide 2428-07-1 C5H11O2PS
    5,5-dimethyl-1,3,2-dioxaphosphorane-2-sulfide
    —— 5-Ethenyl-3,4-dihydro-2H-pyran 87567-27-9 C7H10O
    5-Ethenyl-3,4-dihydro-2H-pyran
    —— <i>C</i>-(5,6-dihydro-4<i>H</i>-pyran-2-yl)-methylamine 7180-00-9 C6H11NO
    <i>C</i>-(5,6-dihydro-4<i>H</i>-pyran-2-yl)-methylamine
    —— 2-chloro-[1,3,2]dioxaborinane 1003-43-6 C3H6BClO2
    2-chloro-[1,3,2]dioxaborinane
    —— 2-chloro-1,3,2-dioxa(BCH2CMe2CH2) 81656-21-5 C5H10BClO2
    2-chloro-1,3,2-dioxa(BCH2CMe2CH2)
    —— Phospholen 30094-45-2 C6H13O5P
    Phospholen
    —— 2,2,4,4,14,14,16,16-Octachloro-7,11,18,21-tetraoxa-1,3,5,13,17-pentaza-15-azanida-2lambda5,4lambda5,6lambda5,14lambda5,16lambda5-pentaphospha-12-phosphoniatrispiro[5.2.2.512.29.26]henicosa-1(6),2,4,13,16-pentaene 133859-89-9 C5H8Cl8N6O4P6
    2,2,4,4,14,14,16,16-Octachloro-7,11,18,21-tetraoxa-1,3,5,13,17-pentaza-15-azanida-2lambda5,4lambda5,6lambda5,14lambda5,16lambda5-pentaphospha-12-phosphoniatrispiro[5.2.2.512.29.26]henicosa-1(6),2,4,13,16-pentaene
    —— 3,9-dihydro-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane 3,9-dioxide 27198-72-7 C5H10O6P2
    3,9-dihydro-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane 3,9-dioxide
    —— 5,5-dimethyl-2-oxo-2-chlorosulfenyl-1,3,2-dioxaphosphorinane 58293-36-0 C5H10ClO3PS
    5,5-dimethyl-2-oxo-2-chlorosulfenyl-1,3,2-dioxaphosphorinane
    —— Bis<5,5-dimethyl-2-oxo-P(V)-1,3,2-dioxaphosphorinan-2-yl> disulphide 15995-44-5 C10H20O6P2S2
    Bis<5,5-dimethyl-2-oxo-P(V)-1,3,2-dioxaphosphorinan-2-yl> disulphide
    —— 5,5'-Dihydroxymethyl-5,5'-Dimethyl-2,2'-bi-1,3,2-dioxaborinane 230299-16-8 C10H20B2O6
    5,5'-Dihydroxymethyl-5,5'-Dimethyl-2,2'-bi-1,3,2-dioxaborinane
    —— tert-butyl 4,5-dimethyl-3,6-dihydro-2H-1,2-oxazine-2-carboxylate 501684-62-4 C11H19NO3
    tert-butyl 4,5-dimethyl-3,6-dihydro-2H-1,2-oxazine-2-carboxylate
    —— 3-(bromomethyl)-5,6-dihydro-1,4,2-dioxazine 142745-63-9 C4H6BrNO2
    3-(bromomethyl)-5,6-dihydro-1,4,2-dioxazine
    —— 14-methyl-16-oxabicyclo[10.3.1]hexadec-12-ene 73125-89-0 C16H28O
    14-methyl-16-oxabicyclo[10.3.1]hexadec-12-ene
    —— methyl-2-dioxathiaphosphocane-1,3,6,2 75890-73-2 C5H11O2PS
    methyl-2-dioxathiaphosphocane-1,3,6,2
    —— 2,2,4,4-tetrachloro-9,9,10,10,11,11-hexafluoro-7,13-dioxa-1,3,5-triaza-2λ<sup>5</sup>,4λ<sup>5</sup>,6λ<sup>5</sup>-triphospha-spiro[5.7]trideca-1,3,5-triene 57703-61-4 C5H4Cl4F6N3O2P3
    2,2,4,4-tetrachloro-9,9,10,10,11,11-hexafluoro-7,13-dioxa-1,3,5-triaza-2λ<sup>5</sup>,4λ<sup>5</sup>,6λ<sup>5</sup>-triphospha-spiro[5.7]trideca-1,3,5-triene
    —— propanediol diboron 13826-25-0 C6H12B2O4
    propanediol diboron
    —— 4,4'-dimethyl-2,2'-bi(1,3,2-dioxaborinane) 230299-24-8 C8H16B2O4
    4,4'-dimethyl-2,2'-bi(1,3,2-dioxaborinane)
    —— trans-2-chloro-4-methyl-1,3,2-dioxaphosphorinane —— C4H8ClO2P
    trans-2-chloro-4-methyl-1,3,2-dioxaphosphorinane
    —— 3-tert-butyl-4,4-bis-(methylthio)-4H-1,2-oxazete 77075-61-7 C8H15NOS2
    3-tert-butyl-4,4-bis-(methylthio)-4H-1,2-oxazete
    —— Acetonitrile oxide 67249-77-8 C2H3NO
    Acetonitrile oxide
    —— 2,2-Bis-diethylamino-2-ethoxy-4,5-dimethyl-1,3,2-dioxaphospholan 33590-03-3 C14H31N2O3P
    2,2-Bis-diethylamino-2-ethoxy-4,5-dimethyl-1,3,2-dioxaphospholan
    —— 4,4-Dimethyl-2,3-dihydro-γ-pyran 64833-72-3 C7H12O
    4,4-Dimethyl-2,3-dihydro-γ-pyran
    —— N,N-diethyl-3-methyl-1,3,2-oxazaphospholidin-2-amine 7077-43-2 C7H17N2OP
    N,N-diethyl-3-methyl-1,3,2-oxazaphospholidin-2-amine
    —— 4,4,6,6-tetrachloro-2,2-spiro(N-methylethanolamino)cyclotriphosphazatriene 78752-99-5 C3H7Cl4N4OP3
    4,4,6,6-tetrachloro-2,2-spiro(N-methylethanolamino)cyclotriphosphazatriene
    —— 2,3,4,5-tetrahydrooxepin 1121-01-3 C6H10O
    2,3,4,5-tetrahydrooxepin
    —— 4,4,6-trimethyl-1,3,2-dioxaborinane —— C6H13BO2
    4,4,6-trimethyl-1,3,2-dioxaborinane
    —— 3-tert-butoxycarbonyl-2-chloro-1,3,2-oxazaphospholidine 148160-26-3 C7H13ClNO3P
    3-tert-butoxycarbonyl-2-chloro-1,3,2-oxazaphospholidine
    —— 2,2,2-triethoxy-4,5-dimethyl-2λ<sup>5</sup>-[1,3,2]dioxaphosphole 2653-51-2 C10H21O5P
    2,2,2-triethoxy-4,5-dimethyl-2λ<sup>5</sup>-[1,3,2]dioxaphosphole
    —— 2-chloro-3-tert-butyl-1,3,2-oxazaphospholane 67105-49-1 C6H13ClNOP
    2-chloro-3-tert-butyl-1,3,2-oxazaphospholane
    —— 1-isobutyl-2,8-dichloro-3,7,9-trioxa-1-aza-2,8-diphosphaspiro[4.5]decane 139508-81-9 C8H15Cl2NO3P2
    1-isobutyl-2,8-dichloro-3,7,9-trioxa-1-aza-2,8-diphosphaspiro[4.5]decane
    —— 2-Chloro-4-methyl-1,3,2-dioxaphosphorinane 6362-87-4 C4H8ClO2P
    2-Chloro-4-methyl-1,3,2-dioxaphosphorinane
    —— t-butyl 3-(trichloromethyl)-1,2-oxaziridine-2-carboxylate 219547-77-0 C7H10Cl3NO3
    t-butyl 3-(trichloromethyl)-1,2-oxaziridine-2-carboxylate
    —— (1R,2R,8S,9S)-5-chloro-4,6-dioxa-5lambda5-phosphatricyclo[7.2.1.02,8]dodec-10-ene 5-oxide 1233656-16-0 C9H12ClO3P
    (1R,2R,8S,9S)-5-chloro-4,6-dioxa-5lambda5-phosphatricyclo[7.2.1.02,8]dodec-10-ene 5-oxide
    —— 4a,5,6,7,8,8a-hexahydro-4<i>H</i>-chromene 10407-35-9 C9H14O
    4a,5,6,7,8,8a-hexahydro-4<i>H</i>-chromene
    —— 2-diethylamino-4-methyl-1,3,2-dioxaphosphorinane 21497-63-2 C8H18NO2P
    2-diethylamino-4-methyl-1,3,2-dioxaphosphorinane
    —— 2,8-dioxa-5-aza-1-phosphabicyclo<3.3.0>octane 65693-26-7 C4H8NO2P
    2,8-dioxa-5-aza-1-phosphabicyclo<3.3.0>octane
    —— 2-diethylamino-1,3,2-dioxaphosphorinane 38432-39-2 C7H16NO2P
    2-diethylamino-1,3,2-dioxaphosphorinane
    —— 3,3,7,7-tetramethyl-2,8-dioxa-5-aza-1λ<sup>3</sup>-phosphabicyclo(3,3,0)octane 75194-94-4 C8H16NO2P
    3,3,7,7-tetramethyl-2,8-dioxa-5-aza-1λ<sup>3</sup>-phosphabicyclo(3,3,0)octane
    —— 1,2,3-Oxadithiolan-2-oxid 57738-74-6 C2H4O2S2
    1,2,3-Oxadithiolan-2-oxid
    —— 4,4,6,6-tetrachloro-2,2-(2,2-dimethylpropane-1,3-diyldioxy)-1,3,5,2λ<sup>5</sup>,6λ<sup>5</sup>-triazatriphosphorine 131501-44-5 C5H10Cl4N3O2P3
    4,4,6,6-tetrachloro-2,2-(2,2-dimethylpropane-1,3-diyldioxy)-1,3,5,2λ<sup>5</sup>,6λ<sup>5</sup>-triazatriphosphorine
    —— 6,6-dichloro-2,2:4,4-bis(2,2-dimethylpropane-1,3-dioxy)cyclotriphosphazene 131471-44-8 C10H20Cl2N3O4P3
    6,6-dichloro-2,2:4,4-bis(2,2-dimethylpropane-1,3-dioxy)cyclotriphosphazene
    —— neopentylglycolborane 668987-38-0 C5H11BO2
    neopentylglycolborane
    —— 3-Methyl-4,4-bis-chlordifluormethyl-<1,3>oxazetidin-2-on 13619-26-6 C5H3Cl2F4NO2
    3-Methyl-4,4-bis-chlordifluormethyl-<1,3>oxazetidin-2-on
    —— 2-isocyanato-[1,3,2]dioxaphosphinane 17419-14-6 C4H6NO3P
    2-isocyanato-[1,3,2]dioxaphosphinane
    —— (acetylacetonato)borondifluoride 15390-25-7 C5H7BF2O2
    (acetylacetonato)borondifluoride
    —— 5-aza-2,8-dioxa-3,7-di-tert-butyl-1-phosphabicyclo<3.3.0>octa-2,4,6-triene 88686-45-7 C12H20NO2P
    5-aza-2,8-dioxa-3,7-di-tert-butyl-1-phosphabicyclo<3.3.0>octa-2,4,6-triene