≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature Ships Normal Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Pubchem Sid | 488183815 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/488183815 |
| Canonical Smiles | C1(=C(NC(=O)NC1=O)O)N=O |
| IUPAC Name | 6-hydroxy-5-nitroso-1H-pyrimidine-2,4-dione |
| InChIKey | HRRVLSKRYVIEPR-UHFFFAOYSA-N |
| INCHI | 1S/C4H3N3O4/c8-2-1(7-11)3(9)6-4(10)5-2/h(H3,5,6,8,9,10) |
| Isomeric SMILES | C1(=C(NC(=O)NC1=O)O)N=O |
| PubChem CID | 66599 |
| Molecular Weight | 157.09 |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Organoheterocyclic compounds |
| Class | Diazines |
| Subclass | Pyrimidines and pyrimidine derivatives |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Hydroxypyrimidines |
| Alternative Parents | Pyrimidones Hydropyrimidines Vinylogous amides Vinylogous acids Heteroaromatic compounds Ureas Lactams Propargyl-type 1,3-dipolar organic compounds C-nitroso compounds Azacyclic compounds Organopnictogen compounds Organooxygen compounds Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Aromatic heteromonocyclic compounds |
| Substituents | Hydroxypyrimidine - Pyrimidone - Hydropyrimidine - Heteroaromatic compound - Vinylogous amide - Vinylogous acid - Urea - Lactam - Organic nitroso compound - Azacycle - Organic 1,3-dipolar compound - Propargyl-type 1,3-dipolar organic compound - C-nitroso compound - Organic nitrogen compound - Organic oxygen compound - Organopnictogen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Organonitrogen compound - Aromatic heteromonocyclic compound |
| Description | This compound belongs to the class of organic compounds known as hydroxypyrimidines. These are organic compounds containing a hydroxyl group attached to a pyrimidine ring. Pyrimidine is a 6-membered ring consisting of four carbon atoms and two nitrogen centers at the 1- and 3- ring positions. |
| External Descriptors | Not available |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
 C1830010 | Certificate of Analysis | Oct 14, 2025 | V162932 |
| E2308627 | Certificate of Analysis | May 17, 2023 | V162932 |
| L2201075 | Certificate of Analysis | Dec 06, 2022 | V162932 |
| H1807038 | Certificate of Analysis | Jun 14, 2022 | V162932 |
| Molecular Weight | 157.080 g/mol |
|---|---|
| XLogP3 | -1.000 |
| Hydrogen Bond Donor Count | 3 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 0 |
| Exact Mass | 157.012 Da |
| Monoisotopic Mass | 157.012 Da |
| Topological Polar Surface Area | 108.000 Ų |
| Heavy Atom Count | 11 |
| Formal Charge | 0 |
| Complexity | 269.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
