4-Oxo-3-(prop-2-en-1-yl)-2-sulfanyl-3,4-dihydroquinazoline-7-carboxylic acid CAS 309969-95-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 309969-95-7 |
| Molecular Formula | C12H10N2O3S |
| Molecular Weight | 262.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Oxo-3-(prop-2-en-1-yl)-2-sulfanyl-3,4-dihydroquinazoline-7-carboxylic acid (CAS 309969-95-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H10N2O3S. Molecular weight: 262.28 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H10N2O3S |
| Molecular Weight | 262.28 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) | 9.0 |
| 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
- 4-Formyl-2-methoxyphenyl thiophene-2-carboxylate (CAS 361472-61-9)
- 5-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)thiophene-2-carboxylic acid (CAS 790681-94-6)
- 4'-Formyl-[1,1'-biphenyl]-4-sulfonic acid (CAS 765217-66-1)
- 2-Phenyl-2-(phenylthio)acetohydrazide (CAS 32121-53-2)
- (R)-1-(2-Fluoro-5-nitro-3-(trifluoromethyl)phenyl)ethan-1-amine (CAS 2230840-48-7)
- Thiotepa Impurity 3 Sodium Salt (CAS 14056-57-6 (free acid))
- cis-2-methoxycinnamic acid (CAS 14737-91-8)
- 1-(o-Tolyl)-1H-pyrazole-4-carbonitrile (CAS 712-39-0)
- Tert-butyl (S)-(tetrahydrofuran-3-yl)carbamate (CAS 1292324-45-8)
- Fibrinogen Related Peptide (CAS 80755-86-8)
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