2-((6-Ethoxy-4-methylquinazolin-2-yl)amino)-5,6,7,8-tetrahydroquinazolin-4(3H)-one CAS 524055-98-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 524055-98-9 |
| Molecular Formula | C19H21N5O2 |
| Molecular Weight | 351.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 2-((6-Ethoxy-4-methylquinazolin-2-yl)amino)-5,6,7,8-tetrahydroquinazolin-4(3H)-one (CAS 524055-98-9) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C19H21N5O2. Molecular weight: 351.40 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C19H21N5O2 |
| Molecular Weight | 351.40 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 5 |
Related Ethoxy Standards
- 2-((8-Ethoxy-4-methylquinazolin-2-yl)amino)-5,6,7,8-tetrahydroquinazolin-4(3H)-one (CAS 524055-95-6)
- Ethyl 4-ethoxy-1-methyl-7-phenoxyisoquinoline-3-carboxylate (CAS 808118-46-9)
- 1'-Benzyl-5'-ethoxy-4-hydroxyspiro[cyclohexane-1,3'-indolin]-2'-one (CAS 948551-98-2)
- 3-Ethoxy-2-methyl-N-(4-phenylbutyl)-2H-indazole-6-carboxamide (CAS 919107-67-8)
- 2-Ethoxy-4-(1-oxoisoindolin-2-yl)benzene-1-sulfonyl chloride (CAS 277758-54-0)
- 4-Ethoxy-2-iodobenzophenone (CAS 951884-58-5)
- 4-Ethoxy-4-iodobenzophenone (CAS 951884-62-1)
- 1-((2-Ethoxy-5-isopropyl-4-methylphenyl)sulfonyl)-2-isopropyl-1H-imidazole (CAS 898644-85-4)
Recommended Standards
- 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)cyclopentane-1-carboxylic acid (CAS 282524-97-4)
- 1,2,6-Triphenylpyridin-1-ium-4-carboxylate (CAS 90655-47-3)
- 2-(1-(((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)methyl)cyclopropyl)acetic acid (CAS 2094859-65-9)
- 2-[2-Methoxy-6-(trifluoromethyl)phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1599432-43-5)
- 3-(1-Methyl-1H-pyrazol-4-yl)-1H-pyrrolo[2,3-b]pyridin-5-amine (CAS 923583-13-5)
- methyl 3-chloro-6-methoxy-benzothiophene-2-carboxylate (CAS 59812-35-0)
- 4-(3-Methyl-1H-1,2,4-triazol-5-yl)benzonitrile (CAS 1152889-67-2)
- 3-(Prop-2-yn-1-yloxy)benzonitrile (CAS 237748-26-4)
- (R)-tert-Butyl (1-acetylpyrrolidin-3-yl)carbamate (CAS 1257046-87-9)
- 149471-11-4 Neuropeptide DF2 L-Phenylalaninamide, L-alpha-aspartyl-L-arginyl-L-asparaginyl-L-phenylalanyl-L-leucyl-L-arginyl- Asp-arg-asn-phe-leu-arg-phe-NH2 Aspartyl-arginyl-asparaginyl-phenylalanyl-leucyl-arginyl-phenylalaninamide L-alpha-Aspartyl-L-arginyl-L-asparaginyl-L-phenylalanyl-L-leucyl-L-arginyl-L-phenylalaninamide DF(2) Neuropeptide Drnflrfamide (CAS 149471-11-4)
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