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1-[diazomethyl(ethoxy)phosphoryl]oxyethane

1-[diazomethyl(ethoxy)phosphoryl]oxyethane

CAS号：25411-73-8

英文名：1-[diazomethyl(ethoxy)phosphoryl]oxyethane

分子式

C5H11N2O3P

熔点

密度

分子量

178.126

沸点

溶解度

信号词

危险品标志

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基本信息

中文名称

1-[diazomethyl(ethoxy)phosphoryl]oxyethane

英文名称

1-[diazomethyl(ethoxy)phosphoryl]oxyethane

中文别名

英文别名

diazomethyl-phosphonic acid dimethyl ester、dimethyl (diazomethyl)phosphonate、O,O-dimethyl diazomethylphosphonate、Gilbert-Seyferth reagent、Phosphonic acid,(diazomethyl)-,diethyl ester、Seyferth-Gilbert reagent

CAS号

25411-73-8

分子式

C5H11N2O3P

分子量

178.126

精确质量

178.051

PSA

82.73

LOGP

1.59166

生产方法及用途

生产方法

该试剂是在酸性条件下,使用亚硝酸钠将氨甲基膦酸二乙酯重氮化制备而成。

用途

重氮甲基膦酸二乙酯在有机合成化学中的应用比较广泛,多用于合成β-羰基膦酸酯、炔烃、电子云密度较大的烯烃、五元氮杂环化合物以及某些难于合成的三元环化合物。 β-羰基膦酸酯的制备在二氯化锡的作用下,DAMP可直接与醛反应生成相应的β-羰基膦酸酯 (

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3a,6-Di-tert-butyl-1a,2,3,3a,3b,4,5,7-octahydro-1H-cyclopenta[a]cyclopropa[d]pentalene 1,1-bis(phenylselanyl)propan-2-one nitrooxymethyl-phosphonic acid dimethyl ester 1,3-dimethylquinolin-2(1H)-one 二苯基二硒醚 tert-Butyl-((R)-2-{(1S,2R,4S)-8-[1-methoxy-meth-(E)-ylidene]-4-methyl-bicyclo[2.2.2]oct-5-en-2-yl}-3-methyl-butoxy)-dimethyl-silane (1E,3E)-(R)-1-Iodo-5-methoxy-2-methyl-octa-1,3-dien-7-yne 3-Methyl-1-phenylseleno-2-(phenylselenomethyl)but-1-ene 1-乙炔基-4-硝基苯 1,4-双(苯乙炔基)苯 diethyl (10-methoxy-3,3a,8,8a-tetrahydro-3,8-ethenoindeno[2,1-c]pyrazol-8a-yl)phosphonate (3,3-二甲基-2-氧代丁基)膦酸二乙酯 7-(1-phenylselanylpropan-2-ylidene)bicyclo[4.1.0]heptane (2-氧代-4-苯基丁基)膦酸二乙酯 1-氯-4-(苯基乙炔基)苯 (2S,4R,11bR)-2,6a-Dimethoxy-4-methyl-1,11b-dihydro-2H,4H,6aH-3,6-dioxa-11a-aza-benzo[a]fluoren-11-one N-phenyl-1-propynecarboxamide phenyl-[4-(2-phenylethynyl)phenyl]methanone (1'R,4R,6R)-4-[2-(tert-butyldiphenylsilanyloxy)-ethyl]-6-(1'-methylprop-2'-ynyl)-tetrahydropyran-2-one (1aR,1bS,3R,5aS,6aS)-1b-ethynyl-5a-methyl-3-(prop-1-en-2-yl)octahydro-1aH-indeno[1,2-b]oxiren (3E,5R,6R,7S,8R,9S)-8-(t-butyldimethylsilyloxy)-3,5,7,9-tetramethyl-6-trimethylsilyloxy-3-decen-1-yne tert-butyl-dimethyl-[(1R,3aR,4S,7aR)-7a-methyl-1-(1-prop-2-ynylcyclopropyl)-octahydro-inden-4-yloxy]silane (1S,1'S,6R,6'R,7R,7'R,8R,8'R)-N,N'-bis(7-ethynylbicyclo<4.3.0>nonan-8-yl)-N,N'-bis(tert-butoxycarbonyl)-1,3-diaminopropane (5R,7R)-5-((R)-but-3-yn-2-yl)-2,2,3,3,7,9,9,10,10-nonamethyl-4,8-dioxa-3,9-disilaundecane [5R,8R,8aS]-(-)-8-methyl-5-(pent-4-ynyl)octahydroindolizine (E)-2-((1aS,7aS)-7a-ethynyl-3-(4-methoxybenzyl)-4-oxo-1a,3,6,7a-tetrahydro-4H,7H-spiro[oxireno[2',3':4,5]benzo[1,2-d][1,3]oxazine-2,2'-[1,3]dioxolan]-7-ylidene)acetonitrile <Diazo<7-(2-propinyloxy)-5H-benzocyclohepten-5-yl>methan>phosphonsaeure-dimethylester N-phenyl-3-methyl-3-pyrrolin-2-one N-甲基苯胺 (5-Phenyl-1H-[1,2,4]diazaphosphol-3-yl)-phosphonic acid dimethyl ester [(E)-(1R,2R)-1-((E)-(S)-1,3-Dimethyl-pent-1-enyl)-2,4-dimethyl-hex-3-en-5-ynyloxy]-triisopropyl-silane (S)-2-Ethynyl-2-methyl-1,4-dioxa-spiro[4.5]decane 7H-苯并环庚烯-7-酮 1,3-dimethylcyclohepta[b]pyrrol-2(1H)-one N-(cyclohexylidenemethyl)-N-methylprop-2-en-1-amine (2S,3R)-3-allyl-5-butoxy-2-((S)-2-methylbut-3-ynyl)-tetrahydrofuran tert-butyl-[(1R,2R)-1-cyclopent-3-enyl-2-methylbut-3-ynyloxy]-dimethylsilane (5S)-5-ethynyl-1-[3-(5-methoxy-4-methyl-1,3-oxazol-2-yl)propyl]tetrahydro-1H-2-pyrrolone (1S,1'S,6R,6'R,7R,7'R,8R,8'S)-N,N'-bis(7-ethynylbicyclo<4.3.0>nonan-8-yl)-N,N'-bis(tert-butoxycarbonyl)-1,3-diaminopropane (2S,3R)-1-benzyloxy-2-[(tert-butyldimethylsilyl)oxy]-3-methyl-5-hexyne [1-Diazo-2-(4-fluoro-phenyl)-2-(toluene-4-sulfonylamino)-ethyl]-phosphonic acid dimethyl ester 1-nitro-3-(2-phenylethynyl)benzene 1-甲氧基-4-苯基乙炔苯 1,1'-(1,2-乙炔二基)二(4-甲基苯) 7-Phenylseleno-7-(propen-2-yl)-2-oxabicyclo[4.1.0]heptane tert-Butyl-diphenyl-[(1R,3R)-2,2,3-trimethyl-3-((S)-1-methyl-but-3-ynyl)-cyclopentylmethoxy]-silane