SU493469A1 - Method for producing 1,3-dioxan-2-ones - Google Patents
Method for producing 1,3-dioxan-2-onesInfo
- Publication number
- SU493469A1 SU493469A1 SU1970648A SU1970648A SU493469A1 SU 493469 A1 SU493469 A1 SU 493469A1 SU 1970648 A SU1970648 A SU 1970648A SU 1970648 A SU1970648 A SU 1970648A SU 493469 A1 SU493469 A1 SU 493469A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- ones
- dioxan
- producing
- formula
- alkyl
- Prior art date
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- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Description
Найдено, %: С 55,41; Н 7,08,Found,%: C 55.41; H 7.08,
СбНшОз,SbNshOz,
Вычислено, %: С 55,39; Н 7,69. ИК-спектр (V, см-1): 1000-1200 {С-О-С)Calculated,%: C 55.39; H 7.69. IR spectrum (V, cm-1): 1000-1200 {C-O-C)
сн,, sun ,,
дуплетdoublet
с)with)
))
13801380
/ сн/ sn
Пример 2, Аналогично иримеру 1 из 4,4,5триметил-1 ,3-диоксана (1 моль) получа от 102 г (выход 71%) 4,4,5-триметил-1,3-диоксан2-она с т, ил, 90-91°С (из циклогексана),Example 2 In a similar manner to irimer 1 from 4,4,5trimethyl-1, 3-dioxane (1 mol), from 102 g (71% yield) of 4,4,5-trimethyl-1,3-dioxan2-one with t, il , 90-91 ° C (from cyclohexane),
Данные элементного анализа хорошо иодтверждают формулу С7Н120з,Elemental analysis data well confirm the formula С7Н120з,
ИК-спектр соответствует предполагаемой структуре.The IR spectrum corresponds to the intended structure.
Предмет изобретени Subject invention
Способ полуWay to semi
-юни 1,3-;1иоксап-2-онов форМУЛЫ I-yuni 1,3-; 1ioksap-2-ones of FORMULA I
RR
1one
R,R,
VV
ОABOUT
где RI и R2 - атом водорода, алкил, циклоалкил , галоидалкил или фенил иwhere RI and R2 is a hydrogen atom, alkyl, cycloalkyl, haloalkyl or phenyl and
RS и R4 - атом водорода или алкил, отличающийс тем, что, с целью повышени выАапалогичным сиособом получены соединени , приведенные в таблице.RS and R4 are a hydrogen atom or an alkyl atom, characterized in that, in order to improve your analogous manner, the compounds shown in the table have been obtained.
хода целевого продукта, производное диоксина- 1,3 формулы IIthe course of the target product, a dioxin-1.3 derivative of the formula II
1one
..
где RI, Ra, Rs и R4 имеют вышеуказанные значени , подвергают взаимодействию с окисью углерода в ирисутствии в качестве катализатора ацетата ртути и кислой соли кальци или магни при температуре 80-250°С и давлении 50-250 атм.where RI, Ra, Rs and R4 are as defined above, they are reacted with carbon monoxide in the presence of mercury acetate and calcium or magnesium salt as a catalyst at a temperature of 80-250 ° C and a pressure of 50-250 atm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU1970648A SU493469A1 (en) | 1973-11-21 | 1973-11-21 | Method for producing 1,3-dioxan-2-ones |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU1970648A SU493469A1 (en) | 1973-11-21 | 1973-11-21 | Method for producing 1,3-dioxan-2-ones |
Publications (1)
Publication Number | Publication Date |
---|---|
SU493469A1 true SU493469A1 (en) | 1975-11-28 |
Family
ID=20567765
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU1970648A SU493469A1 (en) | 1973-11-21 | 1973-11-21 | Method for producing 1,3-dioxan-2-ones |
Country Status (1)
Country | Link |
---|---|
SU (1) | SU493469A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2497818C1 (en) * | 2012-07-04 | 2013-11-10 | Федеральное государственное бюджетное учреждение науки Институт органического синтеза им. И.Я. Постовского Уральского отделения Российской академии наук | Method of obtaining trimethylenecarbonate |
-
1973
- 1973-11-21 SU SU1970648A patent/SU493469A1/en active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2497818C1 (en) * | 2012-07-04 | 2013-11-10 | Федеральное государственное бюджетное учреждение науки Институт органического синтеза им. И.Я. Постовского Уральского отделения Российской академии наук | Method of obtaining trimethylenecarbonate |
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