2-(3-Methylthiophen-2-yl)-3-(o-tolyl)-2,3-dihydroquinazolin-4(1H)-one CAS 440111-61-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 440111-61-5 |
| Molecular Formula | C20H18N2OS |
| Molecular Weight | 334.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(3-Methylthiophen-2-yl)-3-(o-tolyl)-2,3-dihydroquinazolin-4(1H)-one (CAS 440111-61-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C20H18N2OS. Molecular weight: 334.43 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C20H18N2OS |
| Molecular Weight | 334.43 g/mol |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 2-(2,4-Diphenyl-1,3-thiazol-5-yl)-N-(prop-2-en-1-yl)acetamide (CAS 339277-88-2)
- 2-(Ethylsulfanyl)-4-(4-methylphenyl)-1H,4H,5H-indeno[1,2-d]pyrimidin-5-one (CAS 383147-80-6)
- 2-((4-Aminophenyl)thio)-N,N-diphenylacetamide (CAS 913248-50-7)
- 2-(5-(2-Fluorophenyl)isoxazol-3-yl)acetic acid (CAS 1207041-95-9)
- methyl 4-(2-cyanoeth-1-en-1-yl)benzoate (CAS 79430-99-2)
- 6-methyl-1-oxaspiro[2.5]octane (CAS 38709-71-6)
- 2,6-Diisopropylphenylimido neophylidenemolybdenum(VI) bis(trifluoromethanesulfonate)dimethoxyethane adduct (CAS 126949-63-1)
- 5-(aminomethyl)-2-methylpyrimidin-4-amine (CAS 1995-02-3)
- Tert-butyl 2-(2-(4-chlorophenyl)-1-((furan-2-ylmethyl)imino)ethyl)hydrazine-1-carboxylate (CAS 1053657-85-4)
- Neuropeptide GE (CAS 134748-04-2)
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