(9H-fluoren-9-yl)methyl 2,4-dichloro-5,8-dihydropyrido[3,4-d]pyrimidine-7(6H)-carboxylate CAS 916420-36-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 916420-36-5 |
| Molecular Formula | C22H17Cl2N3O2 |
| Molecular Weight | 426.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(9H-fluoren-9-yl)methyl 2,4-dichloro-5,8-dihydropyrido[3,4-d]pyrimidine-7(6H)-carboxylate (CAS 916420-36-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C22H17Cl2N3O2. Molecular weight: 426.30 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C22H17Cl2N3O2 |
| Molecular Weight | 426.30 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related H Standards
- (9H-fluoren-9-yl)methyl 2,4-dichloro-7,8-dihydropyrido[4,3-d]pyrimidine-6(5H)-carboxylate (CAS 903130-16-5)
- 2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-((tert-butoxycarbonyl)amino)propanoic acid (CAS 130851-23-9)
- 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(1H-indol-7-yl)propanoic acid (CAS 1379862-92-6)
- (((9H-Fluoren-9-yl)methoxy)carbonyl)tryptophan (CAS 144701-22-4)
- 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(1H-indol-4-yl)propanoic acid (CAS 1464091-37-9)
- 3-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-2-((tert-butoxycarbonyl)amino)propanoic acid (CAS 159002-16-1)
- 14-(9H-Fluoren-9-yl)-4,12-dioxo-8,13-dioxa-5,11-diazatetradecanoic acid (CAS 669073-62-5)
- (9H-Fluoren-9-ylidene)triphenylphosphorane (CAS 4756-25-6)
Recommended Standards
- Bis(Pentafluorobenzyl)Disulfide (CAS 119951-95-0)
- 439864-00-3 Rubuphenol (CAS 439864-00-3)
- 1-(6-(2,4-Dichlorobenzyl)pyridazin-3-yl)-4-(4-methoxyphenyl)-1H-pyrazol-5-amine (CAS 321385-79-9)
- (S)-6-(5-Bromo-1-((1r,4S)-4-methoxycyclohexyl)-1H-benzo[d]imidazol-2-yl)-1-(3,4-difluorophenyl)piperidin-2-one (CAS 2222964-03-4)
- N-(2-(diethylamino)ethyl)-5-(trifluoromethyl)benzo[b]thiophene-2-carboxamide (CAS 439109-04-3)
- Nerandomilast impurity 11 (CAS CATO-C4X-347311)
- Suberic Acid Bis(3-sulfo-N-hydroxysuccinimide ester)-d (CAS 910292-87-4)
- 9-(2-((2-Aminoethyl)carbamoyl)phenyl)-3,6-bis(ethylamino)-2,7-dimethylxanthylium trifluoroacetate trifluoroacetic acid salt (CAS 591742-74-4)
- 2-Thiazolecarboxamidine Hydrochloride (CAS 247037-82-7)
- Semaglutide impurity 99 (CAS CATO-C4X-222699)
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