3-Ethyl-6-iodo-2-thioxo-2,3-dihydroquinazolin-4(1H)-one CAS 111631-31-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 111631-31-3 |
| Molecular Formula | C10H9IN2OS |
| Molecular Weight | 332.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Ethyl-6-iodo-2-thioxo-2,3-dihydroquinazolin-4(1H)-one (CAS 111631-31-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C10H9IN2OS. Molecular weight: 332.16 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C10H9IN2OS |
| Molecular Weight | 332.16 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | I-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- Crisaborole Impurity 143 (CAS CATO-C4X-2021143)
- 3-Ethyl-5-(3-iodophenoxy)-1,2,4-thiadiazole (CAS 1493595-03-1)
- Bromfenac Impurity 56 (CAS CATO-C4X-200256)
- Ethyl 2-(3,4-dichlorophenyl)-2-(methylamino)propanoate (CAS 1184272-89-6)
- 3-{[(4-Methoxyphenyl)sulfonyl]methyl}piperidine hydrochloride (CAS 1993054-17-3)
- 2-(3-Chloropropyl)pyridine (CAS 52225-85-1)
- 1,4,4-Trimethylcyclohexan-1-amine (CAS 801150-87-8)
- Tert-butyl (3S)-4-cyano-3-fluoropiperidine-1-carboxylate (CAS 2103132-18-7)
- N-(4,5-Dihydro-1H-imidazol-2-yl)-1-ethyl-3,5-dimethyl-1H-pyrazol-4-amine (CAS 727351-00-0)
- Tau Peptide (74-102) (Exon 3/Insert 2 Domain) trifluoroacetate salt (CAS 1322695-34-0)
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