4,5-Dihydroorotic acid

4,5-Dihydroorotic acid
Names
	Preferred IUPAC name 2,6-Dioxo-1,3-diazinane-4-carboxylic acid
Identifiers
CAS Number	155-54-4 ;
3D model (JSmol)	Interactive image ;
ChEBI	CHEBI:30865 ;
ChEMBL	ChEMBL75782 ;
ChemSpider	628 ;
MeSH	4,5-dihydroorotic+acid
PubChem CID	648 ;
UNII	39LRK7UX5B ;
CompTox Dashboard (EPA)	DTXSID40861839 DTXSID10935112, DTXSID40861839 ;
	InChI InChI=1S/C5H6N2O4/c8-3-1-2(4(9)10)6-5(11)7-3/h2H,1H2,(H,9,10)(H2,6,7,8,11) Key: UFIVEPVSAGBUSI-UHFFFAOYSA-N ; InChI=1/C5H6N2O4/c8-3-1-2(4(9)10)6-5(11)7-3/h2H,1H2,(H,9,10)(H2,6,7,8,11) Key: UFIVEPVSAGBUSI-UHFFFAOYAI;
	SMILES O=C1NC(=O)NC(C(=O)O)C1;
Properties
Chemical formula	C5H6N2O4
Molar mass	158.112 g/mol
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Last updated December 15, 2025

4,5-Dihydroorotic acid is a derivative of orotic acid which serves as an intermediate in pyrimidine biosynthesis.^[1]

References

↑ Lacroute F (March 1968). "Regulation of pyrimidine biosynthesis in Saccharomyces cerevisiae". Journal of Bacteriology. 95 (3): 824–832. doi:10.1128/jb.95.3.824-832.1968. PMC 252099 . PMID 5651325.

This article about a heterocyclic compound is a stub. You can help Wikipedia by expanding it.

This biochemistry article is a stub. You can help Wikipedia by expanding it.

This page is based on this Wikipedia article
Text is available under the CC BY-SA 4.0 license; additional terms may apply.
Images, videos and audio are available under their respective licenses.

[1] Lacroute F (March 1968). "Regulation of pyrimidine biosynthesis in Saccharomyces cerevisiae". Journal of Bacteriology. 95 (3): 824–832. doi:10.1128/jb.95.3.824-832.1968. PMC 252099 . PMID 5651325.

[1]

Names

Preferred IUPAC name 2,6-Dioxo-1,3-diazinane-4-carboxylic acid
Identifiers
CAS Number	155-54-4 ^Y
3D model (JSmol)	Interactive image
ChEBI	CHEBI:30865 ^Y
ChEMBL	ChEMBL75782 ^Y
ChemSpider	628 ^Y
MeSH	4,5-dihydroorotic+acid
PubChem CID	648
UNII	39LRK7UX5B ^Y
CompTox Dashboard (EPA)	DTXSID40861839 DTXSID10935112, DTXSID40861839
InChI InChI=1S/C5H6N2O4/c8-3-1-2(4(9)10)6-5(11)7-3/h2H,1H2,(H,9,10)(H2,6,7,8,11)^Y Key: UFIVEPVSAGBUSI-UHFFFAOYSA-N^Y InChI=1/C5H6N2O4/c8-3-1-2(4(9)10)6-5(11)7-3/h2H,1H2,(H,9,10)(H2,6,7,8,11) Key: UFIVEPVSAGBUSI-UHFFFAOYAI
SMILES O=C1NC(=O)NC(C(=O)O)C1
Properties
Chemical formula	C₅H₆N₂O₄
Molar mass	158.112 g/mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). N verify (what is ^YN ?) Infobox references