4,5-Dihydroorotic acid

4,5-Dihydroorotic acid

IUPAC name 2,6-dioxo-1,3-diazinane-4-carboxylic acid
Identifiers
CAS number	155-54-4
PubChem	648
ChemSpider	628^Y
MeSH	4,5-dihydroorotic+acid
ChEBI	CHEBI:30865^Y
ChEMBL	CHEMBL75782^Y
Jmol-3D images	Image 1
SMILES O=C1NC(=O)NC(C(=O)O)C1
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
Properties
Molecular formula	C₅H₆N₂O₄
Molar mass	158.112 g/mol
Y (verify) (what is: Y/N?) Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
Infobox references

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

Anabolism	R5P→IMP: R5P · PRPP · PRA · GAR · FGAR · FGAM · AIR · CAIR · SAICAR · AICAR · FAICAR IMP→AMP: Adenylosuccinate IMP→GMP: Xanthosine monophosphate

Catabolism	Hypoxanthine · Xanthine · Uric acid · 5-Hydroxyisourate

Anabolism	Carbamoyl phosphate · Carbamoyl aspartic acid · 4,5-Dihydroorotic acid · Orotic acid · Orotidine 5'-monophosphate · Uridine monophosphate

Catabolism	uracil: Dihydrouracil · 3-Ureidopropionic acid · β-Alanine thymine: Dihydrothymine · β-Ureidoisobutyric acid · 3-Aminoisobutyric acid

mt, k, c/g/r/p/y/i, f/h/s/l/o/e, a/u, n, m

k, cgrp/y/i, f/h/s/l/o/e, au, n, m, epon

m(A16/C10),i(k, c/g/r/p/y/i, f/h/s/o/e, a/u, n, m)

biochemical families: prot · nucl · carb (glpr, alco, glys) · lipd (fata/i, phld, strd, gllp, eico) · amac/i · ncbs/i · ttpy/i