RU2011121793A - METHOD FOR PRODUCING 2- AND 4- (1,5,3-DITIAZOCINAN-3-IL) PHENOLS - Google Patents

METHOD FOR PRODUCING 2- AND 4- (1,5,3-DITIAZOCINAN-3-IL) PHENOLS Download PDF

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RU2011121793A
RU2011121793A RU2011121793/04A RU2011121793A RU2011121793A RU 2011121793 A RU2011121793 A RU 2011121793A RU 2011121793/04 A RU2011121793/04 A RU 2011121793/04A RU 2011121793 A RU2011121793 A RU 2011121793A RU 2011121793 A RU2011121793 A RU 2011121793A
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propanedithiol
aminophenol
formaldehyde
phenols
room temperature
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RU2011121793/04A
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Russian (ru)
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RU2478627C2 (en
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Усеин Меметович Джемилев
Елена Борисовна Рахимова
Инна Владимировна Васильева
Василий Михайлович Яныбин
Асхат Габдрахманович Ибрагимов
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Учреждение Российской Академии Наук Институт Нефтехимии И Катализа Ран
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Abstract

Способ получения 2- и 4-(1,5,3-дитиазоцинан-3-ил)фенолов общей формулы (1):отличающийся тем, что формальдегид предварительно перемешивают с 1,3-пропандитиолом при комнатной (~20°C) температуре в течение 30 мин с последующим добавлением о-, n-аминофенола в EtOH в качестве растворителя в присутствии катализатора кристаллогидрата нитрата самария Sm(NO)·6HO при мольном соотношении формальдегид: 1,3-пропандитиол: о-, n-аминофенол: Sm(NO)·6HO=20:10:10:(0.3-0.7) в атмосфере аргона при комнатной (~20°C) температуре и атмосферном давлении в течение 2.5-3.5 ч. The method of obtaining 2- and 4- (1,5,3-dithiazocinan-3-yl) phenols of the general formula (1): characterized in that formaldehyde is pre-mixed with 1,3-propanedithiol at room temperature (~ 20 ° C) at for 30 min followed by the addition of o-, n-aminophenol in EtOH as a solvent in the presence of a samarium nitrate crystalline hydrate catalyst Sm (NO) · 6HO with a molar ratio of formaldehyde: 1,3-propanedithiol: o-, n-aminophenol: Sm (NO ) · 6HO = 20: 10: 10: (0.3-0.7) in an argon atmosphere at room temperature (~ 20 ° C) and atmospheric pressure for 2.5-3.5 hours.

Claims (1)

Способ получения 2- и 4-(1,5,3-дитиазоцинан-3-ил)фенолов общей формулы (1):The method of obtaining 2- and 4- (1,5,3-dithiazocinan-3-yl) phenols of the general formula (1):
Figure 00000001
Figure 00000001
 отличающийся тем, что формальдегид предварительно перемешивают с 1,3-пропандитиолом при комнатной (~20°C) температуре в течение 30 мин с последующим добавлением о-, n-аминофенола в EtOH в качестве растворителя в присутствии катализатора кристаллогидрата нитрата самария Sm(NO3)3·6H2O при мольном соотношении формальдегид: 1,3-пропандитиол: о-, n-аминофенол: Sm(NO3)3·6H2O=20:10:10:(0.3-0.7) в атмосфере аргона при комнатной (~20°C) температуре и атмосферном давлении в течение 2.5-3.5 ч. characterized in that formaldehyde is pre-mixed with 1,3-propanedithiol at room temperature (~ 20 ° C) for 30 minutes, followed by the addition of o-, n-aminophenol in EtOH as a solvent in the presence of a samarium nitrate crystalline hydrate catalyst Sm (NO 3 ) 3 · 6H 2 O with a molar ratio of formaldehyde: 1,3-propanedithiol: o-, n-aminophenol: Sm (NO 3 ) 3 · 6H 2 O = 20: 10: 10: (0.3-0.7) in argon atmosphere at room (~ 20 ° C) temperature and atmospheric pressure for 2.5-3.5 hours
RU2011121793/04A 2011-05-30 2011-05-30 Method for preparing 2- and 4-(1,5,3-dithiazocynan-3-yl)phenols RU2478627C2 (en)

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