RU2011126852A - METHOD FOR PRODUCING 3- (o-, m-, p-NITROPHENYL) -1,5,3-Dithiazepanes - Google Patents

METHOD FOR PRODUCING 3- (o-, m-, p-NITROPHENYL) -1,5,3-Dithiazepanes Download PDF

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RU2011126852A
RU2011126852A RU2011126852/04A RU2011126852A RU2011126852A RU 2011126852 A RU2011126852 A RU 2011126852A RU 2011126852/04 A RU2011126852/04 A RU 2011126852/04A RU 2011126852 A RU2011126852 A RU 2011126852A RU 2011126852 A RU2011126852 A RU 2011126852A
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dithiazepanes
nitrophenyl
nitroaniline
formaldehyde
producing
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RU2011126852/04A
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RU2478624C2 (en
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Усеин Меметович Джемилев
Наталия Наильевна Мурзакова
Кирилл Игоревич Прокофьев
Внира Рахимовна Ахметова
Асхат Габдрахманович Ибрагимов
Любовь Фёдоровна Коржова
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Учреждение Российской Академии Наук Институт Нефтехимии И Катализа Ран
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Abstract

Способ получения 3-(о-,м-,п-нитрофенил)-1,5,3-дитиазепанов общей формулы (1):отличающийся тем, что к предварительно полученной при 20°С в течение 30 мин смеси формальдегида с 1,2-этандитиолом добавляют катализатор Sm(NO)·6HO, о-(или м-, или п-)нитроанилин при мольном соотношении о-(или м-, или п-)нитроанилин : формальдегид : 1,2-этандитиол : Sm(NO)·6HO=10:20:10:0.5, с последующим перемешиванием при комнатной (~20°С) температуре в течение 20-40 мин в хлороформе.The method of obtaining 3- (o-, m-, p-nitrophenyl) -1,5,3-dithiazepanes of the general formula (1): characterized in that the formaldehyde mixture with 1.2, previously obtained at 20 ° C for 30 minutes -ethanediol add the catalyst Sm (NO) 6HO, o- (or m-, or p-) nitroaniline with a molar ratio of o- (or m-, or p-) nitroaniline: formaldehyde: 1,2-ethanedithiol: Sm (NO ) · 6HO = 10: 20: 10: 0.5, followed by stirring at room temperature (~ 20 ° С) for 20–40 min in chloroform.

Claims (1)

Способ получения 3-(о-,м-,п-нитрофенил)-1,5,3-дитиазепанов общей формулы (1):The method of obtaining 3- (o-, m-, p-nitrophenyl) -1,5,3-dithiazepanes of the general formula (1):
Figure 00000001
Figure 00000001
 отличающийся тем, что к предварительно полученной при 20°С в течение 30 мин смеси формальдегида с 1,2-этандитиолом добавляют катализатор Sm(NO3)3·6H2O, о-(или м-, или п-)нитроанилин при мольном соотношении о-(или м-, или п-)нитроанилин : формальдегид : 1,2-этандитиол : Sm(NO3)3·6H2O=10:20:10:0.5, с последующим перемешиванием при комнатной (~20°С) температуре в течение 20-40 мин в хлороформе. characterized in that a catalyst Sm (NO 3 ) 3 · 6H 2 O, o- (or m-, or p-) nitroaniline is added to a mixture of formaldehyde with 1,2-ethanedithiol preliminarily obtained for 30 minutes the ratio of o- (or m-, or p-) nitroaniline: formaldehyde: 1,2-ethanedithiol: Sm (NO 3 ) 3 · 6H 2 O = 10: 20: 10: 0.5, followed by stirring at room temperature (~ 20 ° C) temperature for 20-40 minutes in chloroform.
RU2011126852/04A 2011-06-29 2011-06-29 METHOD FOR PREPARING 3-(o-, m-, p-NITROPHENYL)-1,5,3-DITHIAZEPANES RU2478624C2 (en)

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RU2002123631A (en) * 2002-09-04 2004-03-20 ГУ Институт нефтехимии и катализа АН РБ и УНЦ РАН METHOD FOR PRODUCING 5- [ORTO- (META-, PARA-) METHOXYPHENYL] -1,3,5-Dithiazines
RU2291865C1 (en) * 2005-05-13 2007-01-20 Институт нефтехимии и катализа РАН Method for preparing 5-[ortho-(para)-hydroxyphenyl]-1,3,5-dithiazines
RU2425039C2 (en) * 2009-01-28 2011-07-27 Учреждение Российской Академии Наук Институт Нефтехимии И Катализа Ран Method for selective production of 2-, 3- and 4-(1,3,5-dithiazinan-5-yl)thiophenols

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