1-Methylpyrido[2,3-d]pyrimidine-2,4,7(1H,3H,8H)-trione CAS 1707735-68-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1707735-68-9 |
| Molecular Formula | C8H7N3O3 |
| Molecular Weight | 193.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-Methylpyrido[2,3-d]pyrimidine-2,4,7(1H,3H,8H)-trione (CAS 1707735-68-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H7N3O3. Molecular weight: 193.16 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H7N3O3 |
| Molecular Weight | 193.16 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 |
| 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.) | 1994 |
| Nitrogen Atoms | 3 |
Related Methylpyrido Standards
- 9-Methylpyrido[2,3-f]quinoxaline (CAS 1351516-05-6)
- 4-Methylpyrido(2,3-E)-1,2,4-thiadiazine 1,1-dioxide (CAS 70661-84-6)
- 2-Methylpyrido[2,3:3,4]pyrazolo[1,5-a]pyrimidin-4(6H)-one (CAS 1160261-62-0)
- 2-Methylpyrido[2,3-b]pyrazine-3(4H)-thione (CAS 115366-84-2)
- 8-Methylpyrido[2,3-d]pyridazine-5-thiol (CAS 1330754-39-6)
- 1-Methylpyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione (CAS 142168-85-2)
- 7-Methylpyrido[2,3-b]pyrazine-2,3-diol (CAS 144435-02-9)
- 1-Methylpyrido[2,3-b]pyrazine-2,3(1H,4H)-dione (CAS 67074-71-9)
Recommended Standards
- 2-(7-Oxofuro[2,3-c]pyridin-6(7H)-yl)acetic acid (CAS 1707394-77-1)
- 6-Methyl-8-oxo-7,8-dihydroimidazo[1,5-a]pyrazine-1-carboxylic acid (CAS 1708428-08-3)
- 2-azido-1-(2,3-dihydroxyphenyl)ethanone (CAS 165947-83-1)
- 1-Ethyl-3-methyl-4-nitro-1H-pyrazole-5-carbonyl chloride (CAS 50920-66-6)
- 3-Chloro-4-[(2-phenylphenyl)methoxy]benzoic acid (CAS 833484-99-4)
- 5-(Diethylsulfamoyl)-2-fluorobenzoic acid (CAS 61953-39-7)
- 2-Fluoro-N-(1-(thiazol-2-yl)ethyl)aniline (CAS 1465087-69-7)
- 3-(2,6-Dimethylmorpholino)propanimidamide dihydrochloride (CAS 1208701-93-2)
- 2-Phenylimidazo[1,2-a]pyrazine-3-carboxylic acid (CAS 144294-17-7)
- (10-31)Semaglutide (CAS CATO-C4X-2226283)
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