2H-Pyrido[4,3-d][1,3]oxazine-2,4(1H)-dione CAS 56788-14-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 56788-14-8 |
| Molecular Formula | C7H4N2O3 |
| Molecular Weight | 164.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2H-Pyrido[4,3-d][1,3]oxazine-2,4(1H)-dione (CAS 56788-14-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H4N2O3. Molecular weight: 164.12 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H4N2O3 |
| Molecular Weight | 164.12 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Nitrogen Atoms | 2 |
Related H Standards
- 1H-Pyrido[2,3-d][1,3]oxazine-2,4-dione (CAS 21038-63-1)
- 1H-Pyrido[3,2-d][1,3]oxazine-2,4-dione (CAS 63016-85-3)
- Pyrido[2,3-d]pyridazine-8(7H)-thione (CAS 15370-74-8)
- Pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione (CAS 21038-66-4)
- 2H-Pyrido[3,2-b][1,4]thiazin-3(4H)-one (CAS 1522380-21-7)
- 1H-pyrido[2,3-b][1,4]thiazin-2(3H)-one (CAS 18504-81-9)
- (4aH-Pyrido[1,2-c]pyrimidin-4-yl)methanamine (CAS 1632286-15-7)
- Pyrido[2,1,6-de]quinolizine (CAS 519-61-9)
Recommended Standards
- 2-Amino-6-nitronicotinonitrile (CAS 31309-11-2)
- 2-Hydroxy-1H-pyrrolo[3,4-c]pyridine-1,3(2H)-dione (CAS 23439-88-5)
- 2-Amino-4-(methylhydrophosphoryl)butanoic acid (CAS 52914-65-5)
- 6,8-Dichloro-4-methylcinnoline (CAS 1420793-82-3)
- 2-(tert-Butoxy)-3-fluorophenol (CAS 1243326-59-1)
- (5-Methylfuran-2-carbonyl)methionine (CAS 324001-24-3)
- 1-(5-Bromothiophen-2-yl)cyclopropan-1-amine (CAS 1266173-10-7)
- Methyl 2-(2-(benzyloxy)-6-bromo-3-chlorophenyl)acetate (CAS 1956340-14-9)
- 5-[4-(aminomethyl)phenyl]-5-methylimidazolidine-2,4-dione hydrochloride (CAS 1803589-13-0)
- Semaglutide Impurity 190 (CAS CATO-C4X-2226190)
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