3,7,7-Trimethyl-4-(pyridin-3-yl)-2H,4H,5H,6H,7H,8H,9H-pyrazolo[3,4-b]quinolin-5-one CAS 370588-29-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 370588-29-7 |
| Molecular Formula | C18H20N4O |
| Molecular Weight | 308.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,7,7-Trimethyl-4-(pyridin-3-yl)-2H,4H,5H,6H,7H,8H,9H-pyrazolo[3,4-b]quinolin-5-one (CAS 370588-29-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C18H20N4O. Molecular weight: 308.38 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C18H20N4O |
| Molecular Weight | 308.38 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 4 |
Related Trimethyl Standards
- 3,7,7-Trimethyl-4-(pyridin-2-yl)-2,4,6,7,8,9-hexahydro-5H-pyrazolo[3,4-b]quinolin-5-one (CAS 748145-12-2)
- 3,7,7-Trimethyl-4-(pyridin-3-yl)-2,4,6,7,8,9-hexahydro-5H-pyrazolo[3,4-b]quinolin-5-one (CAS 748145-19-9)
- 3,7,7-Trimethyl-4-(pyridin-4-yl)-2H,4H,5H,6H,7H,8H,9H-pyrazolo[3,4-b]quinolin-5-one (CAS 865658-71-5)
- 2,4,6-Trimethyl-N'-(4-methylcyclohexylidene)benzenesulfonohydrazide (CAS 1393441-80-9)
- {4-[(1,3,3-Trimethyl-6-azabicyclo[3.2.1]oct-6-yl)sulfonyl]phenyl}amine (CAS 345990-93-4)
- 3-((1,3,3-Trimethyl-6-azabicyclo[3.2.1]Octan-6-yl)sulfonyl)aniline (CAS 543694-19-5)
- Trimethyl 3,3',3''-phosphoryltripropanoate (CAS 66250-56-4)
- 5,7,7-Trimethyl-2-nonyl-7H-[1,3,4]thiadiazolo[3,2-a]pyrimidine (CAS 90138-98-0)
Recommended Standards
- 3-Methyl-4-(4-methylpiperazin-1-yl)-6-phenylisoxazolo[5,4-b]pyridine (CAS 61658-71-7)
- 3,4-Dibenzylidene-3,4-dihydrocinnoline (CAS 23952-15-0)
- 4,4'-(1,4-Phenylenebis(ethyne-2,1-diyl))dianiline (CAS 246141-52-6)
- 5-(5,6-Dimethoxy-1H-benzo[d]imidazol-2-yl)-2-methylaniline (CAS 1082307-02-5)
- (2,4-Bis(methoxycarbonyl)phenyl)boronic acid (CAS 1256354-98-9)
- 1-(4-Bromo-1H-pyrrolo[2,3-b]pyridin-1-yl)ethanone (CAS 1000340-84-0)
- 2-Chlorobenzyl Thiocyanate (CAS 2082-66-8)
- 3-Chloro-2-(2-(1-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)-1H-1,2,4-triazol-3-yl)ethyl)-5-(trifluoromethyl)pyridine (CAS 400081-29-0)
- (S)-2-(6-Benzhydrylpyridin-2-yl)-4-phenyl-4,5-dihydrooxazole (CAS 2417528-06-2)
- Semaglutide Impurity 157 (x TFA Salt) (CAS CATO-C4X-2226157)
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