Parabanic acid
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Hodoodo CAT#: H592303

CAS#: 120-89-8

Description: Parabanic acid is the singlet oxygen specific oxidation product of uric acid.


Chemical Structure

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Parabanic acid
CAS# 120-89-8

Theoretical Analysis

Hodoodo Cat#: H592303
Name: Parabanic acid
CAS#: 120-89-8
Chemical Formula: C3H2N2O3
Exact Mass: 114.01
Molecular Weight: 114.060
Elemental Analysis: C, 31.59; H, 1.77; N, 24.56; O, 42.08

Price and Availability

Size Price Availability Quantity
25g USD -1 2 Weeks
50g USD -1 2 Weeks
2g USD 355 2 Weeks
5g USD 400 2 Weeks
10g USD 675 2 Weeks
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Synonym: Parabanic acid; NSC 9789; NSC-9789; NSC9789

IUPAC/Chemical Name: 2,4,5-Imidazolidinetrione

InChi Key: ZFLIKDUSUDBGCD-UHFFFAOYSA-N

InChi Code: InChI=1S/C3H2N2O3/c6-1-2(7)5-3(8)4-1/h(H2,4,5,6,7,8)

SMILES Code: O=C1NC(C(N1)=O)=O

Appearance: Solid powder

Purity: >98% (or refer to the Certificate of Analysis)

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility: Soluble in DMSO

Shelf Life: >3 years if stored properly

Drug Formulation: This drug may be formulated in DMSO

Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code: 2934.99.03.00

More Info:

Biological target:
In vitro activity:
In vivo activity:

Preparing Stock Solutions

The following data is based on the product molecular weight 114.06 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL
Formulation protocol:
In vitro protocol:
In vivo protocol:

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1: Iida S, Ohkubo Y, Yamamoto Y, Fujisawa A. Parabanic acid is the singlet oxygen specific oxidation product of uric acid. J Clin Biochem Nutr. 2017 Nov;61(3):169-175. doi: 10.3164/jcbn.17-24. Epub 2017 Sep 5. PubMed PMID: 29203957; PubMed Central PMCID: PMC5703782.

2: Dávalos JZ, Ribeiro da Silva Md, Ribeiro da Silva MA, Freitas VL, Jiménez P, Roux MV, Cabildo P, Claramunt RM, Elguero J. Computational thermochemistry of six ureas, imidazolidin-2-one, N,N'-trimethyleneurea, benzimidazolinone, parabanic acid, barbital (5,5'-diethylbarbituric acid), and 3,4,4'-trichlorocarbanilide, with an extension to related compounds. J Phys Chem A. 2010 Sep 2;114(34):9237-45. doi: 10.1021/jp103514f. PubMed PMID: 20681553.

3: Hudson MR, Allis DG, Hudson BS. The vibrational spectrum of parabanic acid by inelastic neutron scattering spectroscopy and simulation by solid-state DFT. J Phys Chem A. 2010 Mar 18;114(10):3630-41. doi: 10.1021/jp9114095. PubMed PMID: 20166734.

4: Hillered L, Persson L. Parabanic acid for monitoring of oxygen radical activity in the injured human brain. Neuroreport. 1995 Sep 11;6(13):1816-20. PubMed PMID: 8541489.