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Substance Name: Allantoin [USAN:USP:BAN:JAN]
RN: 97-59-6
UNII: 344S277G0Z
InChIKey: POJWUDADGALRAB-UHFFFAOYSA-N

Note

  • A urea hydantoin that is found in URINE and PLANTS and is used in dermatological preparations.

Classification Codes

  • Dermatologic Agents
  • Vulnerary (Topical)

Molecular Formula

  • C4-H6-N4-O3

Molecular Weight

  • 158.1164
 
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Names and Synonyms

Name of Substance

  • (2,5-Dioxo-4-imidazolidinyl)urea
  • 5-Ureidohydantoin
  • Allantoin
  • Allantoin [USAN:USP:BAN:JAN]
  • Glyoxyldiureide
  • Urea, (2,5-dioxo-4-imidazolidinyl)-

MeSH Heading

  • Allantoin

Synonyms

  • (2,5-Dioxo-4-imidazolidinyl)urea
  • 5-25-15-00338 (Beilstein Handbook Reference)
  • 5-Ureido-2,4-imidazolidindion
  • 5-Ureidohydantoin
  • AI3-15281
  • Alantan
  • Allantoin
  • Allantol
  • AVC/Dienestrolcream
  • BRN 0102364
  • Caswell No. 024
  • CCRIS 1958
  • Cordianine
  • Cutemol emollient
  • EC 202-592-8
  • EINECS 202-592-8
  • EPA Pesticide Chemical Code 085701
  • Glyoxyldiureid
  • Glyoxyldiureide
  • Herpecin L
  • HSDB 7490
  • Hydantoin, 5-ureido-
  • NSC 7606
  • Sebical
  • Uniderm A
  • UNII-344S277G0Z

Systematic Names

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

Superlist Name

  • Allantoin

Registry Numbers

CAS Registry Number

  • 97-59-6

FDA UNII

  • 344S277G0Z

Other Registry Numbers

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

System Generated Number

  • 0000097596

Structure Descriptors

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

POJWUDADGALRAB-UHFFFAOYSA-N

Smiles

NC(=O)NC1NC(=O)NC1=O

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 239 deg C   EXP
log P (octanol-water) -3.140 (none)   EST
Water Solubility 5260 mg/L   EXP
Vapor Pressure 4.32E-09 mm Hg 25 EST
Henry's Law Constant 3.41E-18 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 1.97E-11 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.