Ethyl 1,3-dimethyl-2,4-dioxo-1h,2h,3h,4h-pyrido[2,3-d]pyrimidine-7-carboxylate CAS 1000932-33-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1000932-33-1 |
| Molecular Formula | C12H13N3O4 |
| Molecular Weight | 263.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 1,3-dimethyl-2,4-dioxo-1h,2h,3h,4h-pyrido[2,3-d]pyrimidine-7-carboxylate (CAS 1000932-33-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H13N3O4. Molecular weight: 263.25 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H13N3O4 |
| Molecular Weight | 263.25 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 3 |
Related Ethyl Standards
- N-(3,3-Dimethyl-6-nitro-2-oxoindolin-5-yl)acetamide (CAS 100510-96-1)
- 5-Ethyl-1,3-dimethyl-2,4-dioxo-1h,2h,3h,4h-pyrido[2,3-d]pyrimidine-6-carboxylic acid (CAS 1038262-35-9)
- 5,5-Dimethyl-3-(4-nitrobenzyl)imidazolidine-2,4-dione (CAS 52531-94-9)
- 5-{[(2,5-Dimethyl-furan-3-carbonyl)-amino]-methyl}-furan-2-carboxylic acid (CAS 385378-11-0)
- Dimethyl 2-acrylamidoterephthalate (CAS 327087-98-9)
- 3-[3,5-dimethyl-1-(2,2,2-trifluoroethyl)-1H-pyrazol-4-yl]morpholine (CAS 1461707-87-8)
- 2,3-Dimethyl-6-(trifluoromethyl)imidazo[2,1-b]thiazole-5-carboxamide (CAS 1956324-18-7)
- n-(1,3-Dimethyl-1h-pyrazol-5-yl)-2-(4-fluorophenoxy)acetamide (CAS 956361-87-8)
Recommended Standards
- N-Acetyl-D-Glucosamine 6-Acetate (CAS 131832-93-4)
- Diacetylglucosamine (CAS CATO-C3D-263250)
- 1-Methyl-3-(((1-methyl-1H-pyrazol-4-yl)methyl)carbamoyl)-1H-pyrazole-4-carboxylic acid (CAS 1006441-05-9)
- 3-(2-Bromo-4-methylbenzyl)oxetane (CAS 1823328-46-6)
- (2-Ethylphenyl)(thiophen-2-yl)methanol (CAS 1341059-00-4)
- 2-Trifluoromethanesulfonamidobenzoic acid (CAS 80798-75-0)
- 5-Carbamoyl-2-fluorobenzeneboronic acid pinacol ester, 97% (CAS 1412905-42-0)
- 1-(4-Chlorophenyl)-3-(2-hydroxy-1-phenylethyl)urea (CAS 338962-97-3)
- Oxypeucedanin (CAS 737-52-0)
- Semaglutide impound 212 (CAS CATO-C4X-2226212)
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