2-(2,4-Dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)acetic acid CAS 20763-91-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 20763-91-1 |
| Molecular Formula | C6H6N2O4 |
| Molecular Weight | 170.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(2,4-Dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)acetic acid (CAS 20763-91-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H6N2O4. Molecular weight: 170.12 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H6N2O4 |
| Molecular Weight | 170.12 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 2 |
Related Dioxo Standards
- 2-(3,6-Dioxo-1,2,3,6-tetrahydropyridazin-1-yl)acetic acid (CAS 10158-72-2)
- (3,6-Dioxo-1,2,3,6-tetrahydropyridazin-4-yl)acetic acid (CAS 121073-74-3)
- 1-Methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylic acid (CAS 14383-42-7)
- 2-(2,6-Dioxo-1,2,3,6-tetrahydropyrimidin-1-yl)acetic acid (CAS 14383-43-8)
- 2,6-Dioxo-3,6-dihydro-2H-pyran-4-yl acetate (CAS 15997-62-3)
- Ethyl 4,5-dioxo-4,5-dihydro-1H-imidazole-2-carboxylate (CAS 174635-30-4)
- methyl 2,6-dioxo-1,2,5,6-tetrahydropyrimidine-4-carboxylate (CAS 1849330-33-1)
- 1-Methyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylic acid (CAS 705-36-2)
Recommended Standards
- 2-((6-Oxo-1,6-dihydropyridazin-3-yl)oxy)acetic acid (CAS 34173-61-0)
- 2-(2,6-Dioxo-1,2,3,6-tetrahydropyrimidin-4-yl)acetic acid (CAS 4628-39-1)
- 2-((2-Oxopyrazin-1(2H)-yl)oxy)acetic acid (CAS 761347-92-6)
- (2S)-5-methylpyrrolidine-2-carboxylic acid (CAS 681128-94-9)
- tert-Butyl (2-bromo-6-methoxypyridin-3-yl)carbamate (CAS 1338219-50-3)
- 3-(4-Ethoxyphenyl)-6-methyl-3,4-dihydro-2H-benzo[b][1,4]oxazine (CAS 1713174-09-4)
- 4-Methyloxazole-5-carbonitrile (CAS 1003-52-7)
- 3-(4-ethylpiperazin-1-yl)-N-methyl-5-nitroaniline (CAS 1509397-22-1)
- 1,4-Dihydro-2,6-Dimethyl-4-(5-Trifluoromethyl-2-Furyl)-3,5-Pyridinedicarboxylic Acid Diethyl Ester (CAS 71160-09-3)
- Tirzepatide Impurity 24 X TFA Salt (CAS CATO-C4X-324024)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com