191213

5-Aminoorotic acid

99%

• Synonym(s): 5-Amino-2,6-dioxo-1,2,3,6-tetrahydro-4-pyrimidinecarboxylic acid, 5-Amino-6-carboxy-2,4-dihydroxypyrimidine
• Empirical Formula (Hill Notation): C₅H₅N₃O₄
• CAS Number: 7164-43-4
• Molecular Weight: 171.11
• EC Number: 230-514-2
• MDL number: MFCD00010563
• UNSPSC Code: 12352100
• PubChem Substance ID: 24851474
• NACRES: NA.22

Properties

• assay: 99%
• form: solid
• mp: >300 °C (lit.)
• SMILES string: NC1=C(NC(=O)NC1=O)C(O)=O
• InChI: 1S/C5H5N3O4/c6-1-2(4(10)11)7-5(12)8-3(1)9/h6H2,(H,10,11)(H2,7,8,9,12)
• InChI key: HWCXJKLFOSBVLH-UHFFFAOYSA-N

Description

General description

5-Aminoorotic acid forms complexes with cerium (III), lanthanum (III) and neodymium (III). It reacts with dianhydride of ethylenedinitrilotetraacetic acid in dry DMF or DMSO to yield functionalized dicarboxamide derivatives.

Application

5-Aminoorotic acid was used as an internal standard during the electrochemical determination of orotic acid.

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H315,H319,H335
• pcodes: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Gloves