Uracil (C4H4N2O2)

Looking for routes to uracil? uracil presents a C4 framework, aromatic rings. Use the planner with prefilled SMILES, or copy O=c1cc[nH]c(=O)[nH]1 (CAS 66-22-8).

Target: Uracil
CAS: 66-22-8
Formula: C4H4N2O2
Approx. MW: 112.09
SMILES: O=c1cc[nH]c(=O)[nH]1
PubChem CID: 1174
Approx. carbons: C4

Uracil structure

Properties

IUPAC name: 1H-pyrimidine-2,4-dione
Common names: uracil; 66-22-8; pyrimidine-2,4(1H,3H)-dione; 2,4(1H,3H)-Pyrimidinedione; Pyrod; Pirod; Hybar X; 2,4-Dioxopyrimidine; 2,4-Pyrimidinedione; 1H-Pyrimidine-2,4-dione
Molecular weight: 112.09
Exact mass: 112.03
InChIKey: ISAKRJDGNUQOIC-UHFFFAOYSA-N

View on PubChem

Uracil 1H / 13C NMR spectrum →

FAQ

What is the chemical formula of Uracil?

Uracil has molecular formula C4H4N2O2. Molecular weight about 112.09 g·mol⁻¹.

What is the CAS number of Uracil?

The CAS Registry Number for Uracil is 66-22-8.

Run AI retrosynthesis for Uracil Target catalog AI tools overview

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Related targets

Similar compounds

6-hydroxypyrimidin-4(3H)-one 1-Methyl-1H-pyrazole 1-methylimidazole 2-Amino-5-bromopyrimidine 2-Chloropyrazine 2-Chloropyrimidine

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References & tools

ChemicalTool Reaction — AI retrosynthesis with optional library evidence.
PubChem — compound identifiers and structure depictions (NIH/NCBI).
Related: AiZynthFinder / synthesis planning literature for computer-aided retrosynthesis.