Allantoin

CAS Registry Number®

97-59-6
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CAS Name

Allantoin

Molecular Formula

C4H6N4O3

Molecular Mass

158.12

Cite this Page

Allantoin.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=97-59-6 (retrieved 2024-06-19) (CAS RN: 97-59-6).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    239 °C

Source(s)

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

Other Names and Identifiers

InChI

InChI=1S/C4H6N4O3/c5-3(10)6-1-2(9)8-4(11)7-1/h1H,(H3,5,6,10)(H2,7,8,9,11)

InChIKey

InChIKey=POJWUDADGALRAB-UHFFFAOYSA-N

SMILES

N(C(N)=O)C1NC(=O)NC1=O

Canonical SMILES

O=C(N)NC1NC(=O)NC1=O

Other Names for this Substance

  • Urea, N-(2,5-dioxo-4-imidazolidinyl)-
  • Allantoin
  • Urea, (2,5-dioxo-4-imidazolidinyl)-
  • N-(2,5-Dioxo-4-imidazolidinyl)urea
  • Cordianine

Deleted or Replaced CAS Registry Numbers

5377-33-3, 37305-69-4, 58308-55-7

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