SU810699A1 - Method of preparing 2,5-dimethyl-7-chloroxazolo/5,4-d/pyrimine - Google Patents

Method of preparing 2,5-dimethyl-7-chloroxazolo/5,4-d/pyrimine Download PDF

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Publication number
SU810699A1
SU810699A1 SU782654728A SU2654728A SU810699A1 SU 810699 A1 SU810699 A1 SU 810699A1 SU 782654728 A SU782654728 A SU 782654728A SU 2654728 A SU2654728 A SU 2654728A SU 810699 A1 SU810699 A1 SU 810699A1
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USSR - Soviet Union
Prior art keywords
chloroxazolo
pyrimine
dimethyl
preparing
synthesis
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SU782654728A
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Russian (ru)
Inventor
Рафик Гегамович Мелик-Оганджанян
Тамара Агасьевна Хачатурян
Original Assignee
Ордена Трудового Красного Знамениинститут Тонкой Органической Химииим.A.Л.Мнджояна Ah Армянской Ccp
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Priority to SU782654728A priority Critical patent/SU810699A1/en
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Description

или 59,1% теоретического количества. Т. пл. 81-82° С (из гептана).or 59.1% of the theoretical amount. T. pl. 81-82 ° C (from heptane).

Анализ. Найдено, %: С 45,67; Н 3,75; С1 19,58; N23,41. СуНеСШзО.Analysis. Found,%: C 45.67; H 3.75; C1 19.58; N23.41. SuNSS.

Вычислено, %: С 45,79; Н 3,29; С1 19,31; N 22,89. RI 0,71 на оилуфоле UV-254 (в системе абс. эфир-иетролейный эфир, 49:1). ЯМР-снектр соединени  I содержит в области 2,70 и 2,72 м. д. два синглета , соответствующие метильным нротонам в иоложеии х 2 и 5.Calculated,%: 45.79; H 3.29; C1 19.31; N 22.89. RI 0,71 on oylufol UV-254 (in the system abs. Ether-tetroleum ether, 49: 1). The NMR spectrum of compound I contains, in the region of 2.70 and 2.72 ppm, two singlets corresponding to methyl nrotons in the x 2 and 5.

Молекул рный вес соединени  I, найденный масс-спектрометрическим методом, равен 183.The molecular weight of compound I found by mass spectrometry is 183.

Claims (1)

1. G. W. Кеппег et. al. Experiments on1. G. W. Keppeg et. al. Experiments on the Synthesis of Purine nucleosides. Part IV.the Synthesis of Purine nucleosides. Part IV. 4,6-Diarninopyrimidine. A new Synthesis of Pyrimidine Derivatives. J. Chem. See. 1943,4,6-Diarninopyrimidine. A new Synthesis of Pyrimidine Derivatives. J. Chem. See. 1943, c. 574.c. 574.
SU782654728A 1978-08-16 1978-08-16 Method of preparing 2,5-dimethyl-7-chloroxazolo/5,4-d/pyrimine SU810699A1 (en)

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SU782654728A SU810699A1 (en) 1978-08-16 1978-08-16 Method of preparing 2,5-dimethyl-7-chloroxazolo/5,4-d/pyrimine

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SU782654728A SU810699A1 (en) 1978-08-16 1978-08-16 Method of preparing 2,5-dimethyl-7-chloroxazolo/5,4-d/pyrimine

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SU810699A1 true SU810699A1 (en) 1981-03-07

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5300509A (en) * 1991-11-25 1994-04-05 Imperial Chemical Industries Plc 2-furyl-oxazolo[5,4-d]-pyrimidines

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5300509A (en) * 1991-11-25 1994-04-05 Imperial Chemical Industries Plc 2-furyl-oxazolo[5,4-d]-pyrimidines
US5500428A (en) * 1991-11-25 1996-03-19 Imperial Chemical Industries Plc Furyl-substituted purines and adenosine antagonists

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