2-Methyl-4-oxo-6,7,8,9-tetrahydrothieno[2′,3′:4,5]pyrimidino[1,2-a]pyridine-3-carboxylic acid

There are two independent molecules in the asymmetric unit of the title compound, C12H12N2O3S. With the exception of the methylene groups, a mean plane fitted through all non-H atoms of each molecule has an r.m.s. deviation of 0.035 Å for one molecule and 0.120&#81...

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Main Authors: Burkhon Zh. Elmuradov, Khurshed A. Bozorov, Rasul Ya. Okmanov, Bakhodir Tashkhodjaev, Khusnutdin M. Shakhidoyatov
Format: Article
Language:English
Published: International Union of Crystallography 2011-04-01
Series:Acta Crystallographica Section E
Online Access:http://scripts.iucr.org/cgi-bin/paper?S1600536811007902
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author Burkhon Zh. Elmuradov
Khurshed A. Bozorov
Rasul Ya. Okmanov
Bakhodir Tashkhodjaev
Khusnutdin M. Shakhidoyatov
author_facet Burkhon Zh. Elmuradov
Khurshed A. Bozorov
Rasul Ya. Okmanov
Bakhodir Tashkhodjaev
Khusnutdin M. Shakhidoyatov
author_sort Burkhon Zh. Elmuradov
collection DOAJ
description There are two independent molecules in the asymmetric unit of the title compound, C12H12N2O3S. With the exception of the methylene groups, a mean plane fitted through all non-H atoms of each molecule has an r.m.s. deviation of 0.035 Å for one molecule and 0.120 Å for the second. In one of the independent molecules, the methylene groups was refined using a disorder model with an occupancy ratio of 0.53:0.47 (14). Each molecule features an intramolecular O—H...O hydrogen bond, which generates an S(7) ring.
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spelling doaj.art-df845b0a8f6d4dca855ec16dc41b38652022-12-22T01:40:32ZengInternational Union of CrystallographyActa Crystallographica Section E1600-53682011-04-01674o824o82410.1107/S16005368110079022-Methyl-4-oxo-6,7,8,9-tetrahydrothieno[2′,3′:4,5]pyrimidino[1,2-a]pyridine-3-carboxylic acidBurkhon Zh. ElmuradovKhurshed A. BozorovRasul Ya. OkmanovBakhodir TashkhodjaevKhusnutdin M. ShakhidoyatovThere are two independent molecules in the asymmetric unit of the title compound, C12H12N2O3S. With the exception of the methylene groups, a mean plane fitted through all non-H atoms of each molecule has an r.m.s. deviation of 0.035 Å for one molecule and 0.120 Å for the second. In one of the independent molecules, the methylene groups was refined using a disorder model with an occupancy ratio of 0.53:0.47 (14). Each molecule features an intramolecular O—H...O hydrogen bond, which generates an S(7) ring.http://scripts.iucr.org/cgi-bin/paper?S1600536811007902
spellingShingle Burkhon Zh. Elmuradov
Khurshed A. Bozorov
Rasul Ya. Okmanov
Bakhodir Tashkhodjaev
Khusnutdin M. Shakhidoyatov
2-Methyl-4-oxo-6,7,8,9-tetrahydrothieno[2′,3′:4,5]pyrimidino[1,2-a]pyridine-3-carboxylic acid
Acta Crystallographica Section E
title 2-Methyl-4-oxo-6,7,8,9-tetrahydrothieno[2′,3′:4,5]pyrimidino[1,2-a]pyridine-3-carboxylic acid
title_full 2-Methyl-4-oxo-6,7,8,9-tetrahydrothieno[2′,3′:4,5]pyrimidino[1,2-a]pyridine-3-carboxylic acid
title_fullStr 2-Methyl-4-oxo-6,7,8,9-tetrahydrothieno[2′,3′:4,5]pyrimidino[1,2-a]pyridine-3-carboxylic acid
title_full_unstemmed 2-Methyl-4-oxo-6,7,8,9-tetrahydrothieno[2′,3′:4,5]pyrimidino[1,2-a]pyridine-3-carboxylic acid
title_short 2-Methyl-4-oxo-6,7,8,9-tetrahydrothieno[2′,3′:4,5]pyrimidino[1,2-a]pyridine-3-carboxylic acid
title_sort 2 methyl 4 oxo 6 7 8 9 tetrahydrothieno 2 amp 8242 3 amp 8242 4 5 pyrimidino 1 2 a pyridine 3 carboxylic acid
url http://scripts.iucr.org/cgi-bin/paper?S1600536811007902
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