2,3-Dihydro-3-(4-methoxyphenyl)-2-thioxo-4(1H)-quinazolinone CAS 1031-88-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1031-88-5 |
| Molecular Formula | C15H12N2O2S |
| Molecular Weight | 284.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,3-Dihydro-3-(4-methoxyphenyl)-2-thioxo-4(1H)-quinazolinone (CAS 1031-88-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C15H12N2O2S. Molecular weight: 284.33 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C15H12N2O2S |
| Molecular Weight | 284.33 g/mol |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Dihydro Standards
- 4-(3,4-Dihydro-2H-benzo[b][1,4]dioxepin-7-yl)benzohydrazide (CAS 952183-14-1)
- 9,10-Dihydro-9,10[1,2]-benzenoanthracene-1,4-dione (CAS 3519-82-2)
- Methyl 4-(3,4-dihydro-2H-benzo[b][1,4]dioxepin-7-yl)benzoate (CAS 952182-99-9)
- 2-(2,3-Dihydro-1,4-benzodioxine-6-carbonyl)benzoic acid (CAS 568555-82-8)
- 1,3-Dihydro-α-(1H-imidazol-5-ylmethyl)-1,3-dioxo-2H-isoindole-2-acetic acid (CAS 5959-79-5)
- 3-[(3-Oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)-sulfonyl]propanoic acid (CAS 1119451-26-1)
- 2-[(2,5-Dihydro-1,1-dioxido-3-thienyl)thio]-N-phenylacetamide (CAS 1123204-12-5)
- 1,3-Dihydro-1,3-dioxo-2H-isoindol-2-yl bicyclo[2.2.1]heptane-2-carboxylate (CAS 2095863-59-3)
Recommended Standards
- 2-Mercapto-3-(2-methoxyphenyl)quinazolin-4(3H)-one (CAS 1031-67-0)
- L-Cysteinyl-L-tyrosine (CAS 1089-23-2)
- 3-Amino-n-(1,1-dioxo-1λ6-thiolan-3-yl)-4-methoxybenzamide (CAS 1016741-18-6)
- 2-Chloro-1-(4-fluorobenzyl)benzimidazole (CAS 84946-20-3)
- 4,5-Dimethyl-1H-pyrazolo[3,4-c]pyridazin-3-amine (CAS 120641-16-9)
- N'-(3-bromo-4-chlorobenzylidene)-4-methylbenzenesulfonohydrazide (CAS 2432854-99-2)
- Enarodustat Impurity 14 (CAS CATO-C4X-322814)
- n-Methyl-4-(methylamino)-n-(propan-2-yl)benzene-1-sulfonamide (CAS 1094377-22-6)
- 4-Chloro-2-(4-fluorophenoxy)benzoic acid (CAS 60086-43-3)
- D-Thr7-Tirzepatide (CAS CATO-CPTD788924)
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