Redetermination of orotic acid monohydrate

The crystal structure of the title compound, which is also known as vitamin B13 (systematic name: 2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylic acid monohydrate), C5H4N2O4·H2O, was reported for the first time by Takusagawa & Shimada [Bull. Chem. Soc. Jpn (1973), 46, 2011&#8211...

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Main Author: Gustavo Portalone
Format: Article
Language:English
Published: International Union of Crystallography 2008-04-01
Series:Acta Crystallographica Section E
Online Access:http://scripts.iucr.org/cgi-bin/paper?S160053680800562X
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author Gustavo Portalone
author_facet Gustavo Portalone
author_sort Gustavo Portalone
collection DOAJ
description The crystal structure of the title compound, which is also known as vitamin B13 (systematic name: 2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylic acid monohydrate), C5H4N2O4·H2O, was reported for the first time by Takusagawa & Shimada [Bull. Chem. Soc. Jpn (1973), 46, 2011–2019]. The present redetermination provides more precise values of the molecular geometry. The asymmetric unit comprises a planar diketo tautomer and a solvent water molecule. In the crystal structure, molecules are connected by O—H...O, N—H...O and C—H...O hydrogen bonds involving NH groups, two carbonyl O atoms and the solvent water molecule.
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spelling doaj.art-75d4ab1dacbf458480cf4e268ab4f53e2022-12-21T19:36:54ZengInternational Union of CrystallographyActa Crystallographica Section E1600-53682008-04-01644o656o65610.1107/S160053680800562XRedetermination of orotic acid monohydrateGustavo PortaloneThe crystal structure of the title compound, which is also known as vitamin B13 (systematic name: 2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylic acid monohydrate), C5H4N2O4·H2O, was reported for the first time by Takusagawa & Shimada [Bull. Chem. Soc. Jpn (1973), 46, 2011–2019]. The present redetermination provides more precise values of the molecular geometry. The asymmetric unit comprises a planar diketo tautomer and a solvent water molecule. In the crystal structure, molecules are connected by O—H...O, N—H...O and C—H...O hydrogen bonds involving NH groups, two carbonyl O atoms and the solvent water molecule.http://scripts.iucr.org/cgi-bin/paper?S160053680800562X
spellingShingle Gustavo Portalone
Redetermination of orotic acid monohydrate
Acta Crystallographica Section E
title Redetermination of orotic acid monohydrate
title_full Redetermination of orotic acid monohydrate
title_fullStr Redetermination of orotic acid monohydrate
title_full_unstemmed Redetermination of orotic acid monohydrate
title_short Redetermination of orotic acid monohydrate
title_sort redetermination of orotic acid monohydrate
url http://scripts.iucr.org/cgi-bin/paper?S160053680800562X
work_keys_str_mv AT gustavoportalone redeterminationoforoticacidmonohydrate