3-(3,4-Dimethoxyphenyl)quinazoline-2,4(1H,3H)-dione CAS 531503-97-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 531503-97-6 |
| Molecular Formula | C16H14N2O4 |
| Molecular Weight | 298.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(3,4-Dimethoxyphenyl)quinazoline-2,4(1H,3H)-dione (CAS 531503-97-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H14N2O4. Molecular weight: 298.29 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H14N2O4 |
| Molecular Weight | 298.29 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 2 |
Related Dimethoxyphenyl Standards
- 3-(3,4-Dimethoxyphenyl)-7-hydroxy-2h-chromen-2-one (CAS 109598-98-3)
- (2,4-Dimethoxyphenyl)(5-hydroxybenzofuran-3-yl)methanone (CAS 1427023-93-5)
- (2,5-Dimethoxyphenyl)(5-hydroxybenzofuran-3-yl)methanone (CAS 169944-36-9)
- (3,4-Dimethoxyphenyl)(5-hydroxybenzofuran-3-yl)methanone (CAS 17249-66-0)
- 1-(2,5-Dimethoxyphenyl)-1H-benzimidazole-5-carboxylic acid (CAS 452088-81-2)
- 2-(2,3-Dimethoxyphenyl)-3-hydroxy-4H-chromen-4-one (CAS 80710-38-9)
- 2-(3,4-Dimethoxyphenyl)-3-hydroxy-4H-chromen-4-one (CAS 6889-80-1)
- 3-(2,4-Dimethoxyphenyl)-7-hydroxy-2h-chromen-2-one (CAS 6468-58-2)
Recommended Standards
- 3-(2,5-Dimethoxyphenyl)-7-hydroxy-2h-chromen-2-one (CAS 6468-60-6)
- 3-(3-Methoxyphenyl)-1-oxoisochromane-4-carboxylic acid (CAS 400751-55-5)
- 3-(4-Hydroxyphenyl)-5,7-dimethoxy-4H-chromen-4-one (CAS 69127-80-6)
- Zilpaterol-d7 (CAS 1217818-36-4)
- 5-Methyl-3-phenyl-1H-pyrazolo[3,4-d]pyridazin-4(5H)-one (CAS 78868-97-0)
- K9R00J32Z7 513-92-8 Tetraiodoethylene Ethene, tetraiodo- Ethylene, tetraiodo- Ethene, 1,1,2,2-tetraiodo- 4-01-00-00724 (Beilstein Handbook Reference) BRN 1741414 Caswell No. 842 Diiodoform Diodoform EINECS 208-176-2 EPA Pesticide Chemical Code 046908 Ethylene periodide Ethylene tetraiodide NSC 66408 Periodoethene Tetraiodoethene UNII-K9R00J32Z7 (CAS 513-92-8)
- 4-Chloro-2-methoxybenzene-1-sulfonyl chloride (CAS 612541-13-6)
- 4-(4-Bromophenyl)-7-(4-methoxyphenyl)-1,10-phenanthroline (CAS 97802-15-8)
- (2-(Trifluoromethoxy)phenyl)methanamine hydrochloride (CAS 643087-98-3)
- Endo-38a-Pro-Exenatide trifluoroacetate salt (CAS 1678416-95-9)
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