Chemical substance record

Uridine

58-96-8C₉H₁₂N₂O₆244.203 g/mol

Organic/Inorganic Small MoleculeChEBI source record

A ribonucleoside composed of a molecule of uracil attached to a ribofuranose moiety via a β‒N1-glycosidic bond. — ChEBI

Safety references

Safety documents & references

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Identity & molecular properties

Source-linked values

CAS number	58-96-8	ChEBI ↗
Molecular formula	C₉H₁₂N₂O₆	ChEBI ↗
Molar mass	244.203 g/mol	ChEBI ↗
Monoisotopic mass	244.06954 Da	ChEBI ↗
Formal charge	0	ChEBI ↗
ChEBI identifier	CHEBI:16704	ChEBI ↗

Cross-source molecular data

PubChem

Molar mass	244.20 g/mol	PubChem ↗
Exact mass	244.06953611 Da	PubChem ↗
Computed XLogP	-2	PubChem ↗
Topological polar surface area (Å²)	119	PubChem ↗
H-bond donors	4	PubChem ↗
H-bond acceptors	6	PubChem ↗
Rotatable bonds	2	PubChem ↗

PubChem computed values are shown separately from the ChEBI record. An exact InChIKey match was used to connect the records. Molecular descriptors do not describe a supplied product’s purity, particle size or performance.

Names & structural identifiers

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Source preferred name

uridine

IUPAC name

uridine

InChIKey

DRTQHJPVMGBUCF-XVFCMESISA-N

SMILES

O=c1ccn([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)c(=O)n1

InChI

InChI=1S/C9H12N2O6/c12-3-4-6(14)7(15)8(17-4)11-2-1-5(13)10-9(11)16/h1-2,4,6-8,12,14-15H,3H2,(H,10,13,16)/t4-,6-,7-,8-/m1/s1

Classification & relationships

ChEBI ontology

uridinesChEBI parent class · 27242 ↗

nucleoside organic heterocyclic compound organic molecular entity

Roles recorded in ChEBI

antipsychotic agentantineoplastic agentdrug metaboliteophthalmology drughuman metabolitefundamental metabolite

Database role annotations describe reported biological or chemical roles; they are not product approvals or recommendations for use.

Mass ↔ amount of substance

Calculated from sourced mass

Amount

Input unit

Equivalent amount

0.00409495 mol

Uses 244.203 g/mol from ChEBI. Assumes the substance described by this record; no purity or concentration correction is applied.

Elemental composition

Theoretical mass fractions

C

Carbon · 9 atoms

44.27%

O

Oxygen · 6 atoms

39.31%

N

Nitrogen · 2 atoms

11.47%

H

Hydrogen · 12 atoms

4.95%

Calculated theoretical mass fractions from the reported formula and PubChem periodic-table atomic masses. These are not assay or purity results.

Research & patent references

Selected source associations

Homeostatic control of uridine and the role of uridine phosphorylase: a biological and clinical update. ↗Biochimica et biophysica acta · 2002 Jul 18 · PMID 12084455

Taxonomic distribution and quantitative analysis of free purine and pyrimidine nucleosides in snake venoms. ↗Comparative biochemistry and physiology. Part B, Biochemistry & molecular biology · 2005 Jan · PMID 15621516

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Sources & record history

Checked 27 Sep 2026

Identity, formula, mass, synonyms & ontologyEMBL-EBI ChEBI · CHEBI:16704

Release 255, 9 September 2026. ChEBI three-star (manually annotated) source entry. View original record ↗ · CC BY 4.0

Additional molecular descriptorsNCBI PubChem · CID 6029 · retrieved 2026-09-27

PubCAS formats source data, connects references and computes explicitly labelled conversions. CAS cross-references are supplied by ChEBI; they do not constitute CAS verification or endorsement.

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