Parabanic acid

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MedKoo CAT#: 592303

CAS#: 120-89-8

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

Price and Availability

Size Price Shipping out time Quantity
2g USD 355 2 Weeks
5g USD 400 2 Weeks
10g USD 675 2 Weeks
Inquire bulk and customized quantity

Pricing updated 2020-07-11. Prices are subject to change without notice.

Parabanic acid purity > 98%, is in stock. Current shipping out time is about 2 weeks after order is received. CoA, QC data and MSDS documents are available in one week after order is received.

Chemical Structure


Theoretical Analysis

MedKoo Cat#: 592303
Name: Parabanic acid
CAS#: 120-89-8
Chemical Formula: C3H2N2O3
Exact Mass: 114.0065
Molecular Weight: 114.06
Elemental Analysis: C, 31.59; H, 1.77; N, 24.56; O, 42.08

Synonym: Parabanic acid; NSC 9789; NSC-9789; NSC9789

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


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

Technical Data

Solid powder

>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).

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:


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.