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4-氧-2,2,6,6-四甲基哌啶-1-氧自由基

4-氧-2,2,6,6-四甲基哌啶-1-氧自由基

CAS号：2896-70-0

英文名：4-Oxo-2,2,6,6-tetramethylpiperidinooxy

分子式

C9H16NO2

熔点

33-38 °C

密度

1.02g/cm3

分子量

170.229

沸点

257.5ºC at 760mmHg

溶解度

信号词

Warning

危险品标志

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化合物简介

A spin label for ESR studies.

基本信息

中文名称

4-氧-2,2,6,6-四甲基哌啶-1-氧自由基

英文名称

4-Oxo-2,2,6,6-tetramethylpiperidinooxy

中文别名

4-氧-2,2,6,6-四甲基-1-哌啶氧自由基、4-氧代-2,2,6,6-四甲基-4-哌啶、4-羰基-四甲基哌啶氧自由基、4-氧-TEMPO、4-氧代-2,2,6,6-四甲基哌啶-1-氧基自由基

英文别名

4-oxo-2,2,6,6-tetramethylpiperidine-1-oxy、4-Oxo-2,2,6,6、Tanone radical、1-oxyl-2,2,6,6-tetramethylpiperidin-4-one、2,2,6,6-tetramethylpiperidinyloxyl、triacetoneamine-n-oxyl、TEMPONE、4-Oxo-TEMPO、4-Oxo-2,2,6,6-tetramethylpiperidine 1-oxyl free radical、4-oxo-2,2,6,6-tetramethyl-piperidinyloxy、Tanone、4-Oxo-TEMPO free radical、4-OXO-TEMPO、TANO

CAS号

2896-70-0

分子式

C9H16NO2

分子量

170.229

精确质量

170.118

PSA

20.31

LOGP

1.4919

编号系统

UNII

7W1863PEH5

物化性质

外观与性状

橙色结晶粉末

密度

1.02g/cm3

沸点

257.5ºC at 760mmHg

熔点

33-38 °C

闪点

109.5ºC

稳定性

Stable under normal temperatures and pressures.

储存条件

0-6ºC

安全信息

RTECS号

TN9200000

安全说明

S24/25

危险类别码

R36/37/38

WGK Germany

3

危险标志

GHS09

危险性防范说明

P273

危险性描述

H400

信号词

Warning

生产方法及用途

用途

该品对丙烯酸酯类、甲基丙烯酸酯类、丙烯酸、丙烯腈、苯乙烯、丁二烯有较好的阻聚效果。其阻聚性能优于酚类、芳胺类、醚类、醌类和硝基化合物等阻聚剂。

下游产品

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(thiophene-2,5-diylbis(ethyne-2,1-diyl))bis(2,2,6,6-tetramethyl-3,6-dihydropyridine-4,1(2H)-diyl) dibenzoate

(thiophene-2,5-diylbis(ethyne-2,1-diyl))bis(2,2,6,6-tetramethyl-3,6-dihydropyridine-4,1(2H)-diyl) dibenzoate

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(1,3-phenylenebis(ethyne-2,1-diyl))bis(2,2,6,6-tetramethyl-3,6-dihydropyridine-4,1(2H)-diyl) dibenzoate

1-acetoxy-4-methoxy-2,2,6,6-tetramethyl-1,2,5,6-tetrahydropyridine

1-acetoxy-4-methoxy-2,2,6,6-tetramethyl-1,2,5,6-tetrahydropyridine

下游产品

(thiophene-2,5-diylbis(ethyne-2,1-diyl))bis(2,2,6,6-tetramethyl-3,6-dihydropyridine-4,1(2H)-diyl) dibenzoate 2',3'-O-(1-acetoxy-2,2,6,6-tetramethyl-4-piperidylidene)-5'-O-benzoyluridine 4,4'-(1,3-phenylenebis(ethyne-2,1-diyl))bis(2,2,6,6-tetramethyl-3,6-dihydropyridin-1(2H)-ol) 4,4'-(furan-2,5-diylbis(ethyne-2,1-diyl))bis(2,2,6,6-tetramethyl-3,6-dihydropyridin-1(2H)-ol) (1,3-phenylenebis(ethyne-2,1-diyl))bis(2,2,6,6-tetramethyl-3,6-dihydropyridine-4,1(2H)-diyl) dibenzoate 1-acetoxy-4-methoxy-2,2,6,6-tetramethyl-1,2,5,6-tetrahydropyridine 4,4'-(thiophene-2,5-diylbis(ethyne-2,1-diyl))bis(2,2,6,6-tetramethyl-3,6-dihydropyridin-1(2H)-ol) (furan-2,5-diylbis(ethyne-2,1-diyl))bis(2,2,6,6-tetramethyl-3,6-dihydropyridine-4,1(2H)-diyl) dibenzoate trans-(5R,6R)-5-hydroxy-6-(2,2,6,6-tetramethyl-4-oxo-1-piperidinoxy)-5,6-dihydrothymidine 4-ethynyltriisopropylsilyl-2,2,6,6-tetramethyl-3,4-dehydro-piperidine-1-oxyl 2-(2,2,6,6-tetramethyl-N-oxyl-4-piperidyl)ethanol 4-carbamoyl-2,2,6,6-tetramethyl-piperidine-1-oxyl 4-[benzyloxycarbonyl-(2-tert-butoxycarbonylaminoethyl)amino]-2,2,6,6-tetramethylpiperidin-1-oxyl radical (1,4-phenylenebis(ethyne-2,1-diyl))bis(2,2,6,6-tetramethyl-3,6-dihydropyridine-4,1(2H)-diyl) dibenzoate 4-ethynyl-4-hydroxy-2,2,6,6-tetramethylpiperidine-1-oxyl 4,4'-(ethyne-1,2-diyl)bis(2,2,6,6-tetramethyl-3,6-dihydropyridin-1(2H)-ol) Benzoic acid 2,2,6,6-tetramethyl-4-trifluoromethanesulfonyloxy-3,6-dihydro-2H-pyridin-1-yl ester Acetic acid 4-[2-(1-acetoxy-2,2,6,6-tetramethyl-1,2,3,6-tetrahydro-pyridin-4-ylethynyl)-phenylethynyl]-2,2,6,6-tetramethyl-3,6-dihydro-2H-pyridin-1-yl ester Acetic acid 4-[4-(1-acetoxy-2,2,6,6-tetramethyl-1,2,3,6-tetrahydro-pyridin-4-ylethynyl)-phenylethynyl]-2,2,6,6-tetramethyl-3,6-dihydro-2H-pyridin-1-yl ester Acetic acid 4-[3-(1-acetoxy-4-hydroxy-2,2,6,6-tetramethyl-piperidin-4-ylethynyl)-phenylethynyl]-4-hydroxy-2,2,6,6-tetramethyl-piperidin-1-yl ester 4,4'-(buta-1,3-diyne-1,4-diyl)bis(2,2,6,6-tetramethyl-3,6-dihydropyridin-1(2H)-ol) ethyne-1,2-diylbis(2,2,6,6-tetramethyl-3,6-dihydropyridine-4,1(2H)-diyl) dibenzoate 4-hydroxyimino-2,2,6,6-tetramethylpiperidin-1-yloxyl 2,2,6,6-tetramethyl-4-p-toluenesulfonyloximinopiperidine-1-oxyl 2,2,6,6-tetramethyl-1-p-toluenesulfonyl-4-(p-toluenesulfonyloximo)piperidine bis(1-oxyl-2,2,6,6-tetramethyl-Δ3-piperidyl-4)-acetylene (5S)-5-(2,2,6,6-tetramethyl-4-oxo-1-piperidinyl-N-oxide)-5,6-dihydrothymidine (5R)-5-(2,2,6,6-tetramethyl-4-oxo-1-piperidinyl-N-oxide)-5,6-dihydrothymidine buta-1,3-diyne-1,4-diylbis(2,2,6,6-tetramethyl-3,6-dihydropyridine-4,1(2H)-diyl) dibenzoate 2,2,8,8-tetramethyl-1-(1-phenylethoxy)-5-azocanol Acetic acid 4-[2-(1-acetoxy-4-hydroxy-2,2,6,6-tetramethyl-piperidin-4-ylethynyl)-phenylethynyl]-4-hydroxy-2,2,6,6-tetramethyl-piperidin-1-yl ester 2,2,8,8-tetramethyl-1-(1-phenylethoxy)-4-azocanol 2,2,6,6-tetramethyl-3,5-bis(methoxycarbonyl)-4-piperidone-1-oxyl Acetic acid 4-[4-(1-acetoxy-4-hydroxy-2,2,6,6-tetramethyl-piperidin-4-ylethynyl)-phenylethynyl]-4-hydroxy-2,2,6,6-tetramethyl-piperidin-1-yl ester 2',3'-O-(1-hydroxy-2,2,6,6-tetramethyl-4-piperidylidene)uridine