SU196821A1 - Method of producing vinyl esters of 0,0-dialkyl-o-oxyalkylphosphate - Google Patents

Method of producing vinyl esters of 0,0-dialkyl-o-oxyalkylphosphate

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Publication number
SU196821A1
SU196821A1 SU1079730A SU1079730A SU196821A1 SU 196821 A1 SU196821 A1 SU 196821A1 SU 1079730 A SU1079730 A SU 1079730A SU 1079730 A SU1079730 A SU 1079730A SU 196821 A1 SU196821 A1 SU 196821A1
Authority
SU
USSR - Soviet Union
Prior art keywords
dialkyl
vinyl esters
oxyalkylphosphate
producing vinyl
sulfur
Prior art date
Application number
SU1079730A
Other languages
Russian (ru)
Original Assignee
А. С. Атавин, Б. А. Трофимов , В. М. Никитин Иркутский институт органической химии СССР
Publication of SU196821A1 publication Critical patent/SU196821A1/en

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Description

Предлагают способ получени  виниловых зфиров 0,0-дналкил-О-оксиалкилтиофосфатов, состо щий в том, что диалкилфинилоксиалкилфосфат подвергают взанмодейств 1Ю с серой с последующим выделением целевого продукта известпым способом.A method is proposed for the preparation of the vinyl esters of 0,0-dinalkyl-O-hydroxyalkyl thiophosphates, in which the dialkyl-phenyloxyalkyl phosphate is exposed to sulfur with sulfur followed by isolation of the desired product by the lime method.

Пример 1. Синтез О.О-диэтил-О-винилоксиэтилтиофосфата . К 8,0 г диэтилвипилоксиэтилфосфита прибавл ют 1,2 г порошковой серы. Происходгг экзотермическа  реакци , в результате которой темнература поднимаетс  до 120°С, а сера полностью раствор етс . Полученный прозрачный слегка желтоватый продукт достаточно чист дл  осуидествлепи  превращений по винильной группе. Дл  целей полимеризации продукт очищают перегонкой . Получают 9,1 г (выход 99,б5/о от теоретического ) 0,0-диэтил-О-вииилоксиэтилтиофосфата; т. кип. 80°С, по 1,4667; df 1,1097; MRo 60,04; MRo 60,42.Example 1. Synthesis of OO-diethyl-O-vinyloxyethyl thiophosphate. To 8.0 g of diethylvipyloxyethylphosphite was added 1.2 g of powdered sulfur. The exothermic reaction takes place, as a result of which the temneture rises to 120 ° C and the sulfur completely dissolves. The resulting clear, slightly yellowish product is sufficiently pure to transform into the vinyl group. For polymerization purposes, the product is purified by distillation. 9.1 g are obtained (yield 99, b5 / o from the theoretical) 0,0-diethyl-O-viiiyloxyethyl thiophosphate; m.p. 80 ° C, 1.4667 each; df 1.1097; MRo 60.04; MRo 60.42.

найд.выч.found

Найдено, %: С 39,98; Н 7,13; Р 12,40; S 13,28. CgHnOiSP.Found,%: C 39.98; H 7.13; P 12.40; S 13.28. CgHnOiSP.

Вычислено, о/„: С 39,99; Р-1 7,13; Р 12,89; S 13,31.Calculated, о / „: С 39.99; P-1 7.13; R 12.89; S 13.31.

Пример 2. Синтез 0,0-диэтнл-О-випилокс этоксиэтнлтиофосфата . 2,0 г диэтилвинилокснэтокснэти/1фосф1гга смешивают с 0,25 г порошковой серы. После окончани  экзотермичной реакции и растворени  всей серы продукт перегон ют, получают 2,23 г вен1ества;Example 2. Synthesis of 0,0-diethyl-O-vipilox ethoxyethylthiophosphate. 2.0 g of diethylvinyloxnatoxneti / 1phosph1gga is mixed with 0.25 g of powdered sulfur. After the termination of the exothermic reaction and the dissolution of all sulfur, the product is distilled; 2.23 g of vein is obtained;

2020

2020

1I2 -113°C; 1I2 -113 ° C;

1,4672; 1.4672;

1,1181;1.1181;

ПоBy

т. КПП.t. CAT.

MRo „ 70,89; MRo 71,50.MRo 70.89; MRo 71.50.

и а ид.and a go

вычCalc

С 42,34;C 42.34;

Пайдеио, Paideio,

Н 7,44H 7.44

Р 10,69; S 11,14.R 10.69; S 11.14.

CioH iOjSP.CioH iOjSP.

Вычислено, Calculated

%: С 42,24; П 7,44; Р 10,89; S 11,27.%: C, 42.24; P 7.44; R 10.89; S 11.27.

Предмет изобретени Subject invention

Способ получени  виниловых эфнров 0,0диалкил-0-оксиалкнлтиофосфатов , отличаю1цийс  тем, что дналкилвинилоксналкилфосфат подвергают взаимодействию с серой с последующим выделением целевого продукта известным снособом.The method of producing vinyl esters of 0.0 dialkyl-0-hydroxyalkyl thiophosphates, is distinguished by the fact that the alkyl vinyloxy xyl alkyl phosphate is reacted with sulfur, followed by isolation of the target product by a known method.

SU1079730A Method of producing vinyl esters of 0,0-dialkyl-o-oxyalkylphosphate SU196821A1 (en)

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