Uracil

CAS Registry Number®

66-22-8

CAS Name

Uracil

Molecular Formula

C4H4N2O2

Molecular Mass

112.09

Cite this Page

Uracil.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=144104-68-7 (retrieved 2024-11-23) (CAS RN: 66-22-8).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    338 °C

Source(s)

  • (1) PhysProp data were obtained from Syracuse Research Corporation of Syracuse, New York (US)

Other Names and Identifiers

InChI

InChI=1S/C4H4N2O2/c7-3-1-2-5-4(8)6-3/h1-2H,(H2,5,6,7,8)

InChIKey

InChIKey=ISAKRJDGNUQOIC-UHFFFAOYSA-N

SMILES

O=C1NC(=O)NC=C1

Canonical SMILES

O=C1C=CNC(=O)N1

Other Names for this Substance

  • 2,4(1H,3H)-Pyrimidinedione
  • Uracil
  • 2,4-Dioxopyrimidine
  • 2,4-Pyrimidinediol
  • 2,4-Dihydroxypyrimidine

View All

Deleted or Replaced CAS Registry Numbers

766-19-8, 4433-21-0, 4433-24-3, 42910-77-0, 144104-68-7, 138285-60-6, 153445-42-2, 51953-19-6

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