Diphenyl (2,3-Dihydro-2-thioxo-3-benzoxazolyl)phosphonate CAS 111160-56-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 111160-56-6 |
| Molecular Formula | C19H14NO4PS |
| Molecular Weight | 383.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Diphenyl (2,3-Dihydro-2-thioxo-3-benzoxazolyl)phosphonate (CAS 111160-56-6) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C19H14NO4PS. Molecular weight: 383.36 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C19H14NO4PS |
| Molecular Weight | 383.36 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 13.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
- Nicardipine Impurity 23 (CAS 87966-39-0)
- (R)-tert-butyl (4-(1H-imidazol-1-yl)-4-oxo-1-(2,4,5-trifluorophenyl)butan-2-yl)carbamate (CAS 1364122-90-6)
- 1-|A-D-Glucopyranuronosyl-3-[4-(methylnitrosoamino)-1-oxobutyl]pyridinium 350508-26-8 4-(Methylnitrosamino)-1-(3-pyridyl)-1-butanone N-|A-D-Glucuronide NNK-N-|A-D-Glucuronide (CAS 350508-26-8)
- 4-(5-Methyl-3-nitro-1h-pyrazol-1-yl)butanoyl chloride (CAS 1006459-08-0)
- (1-(3-Bromo-5-fluorobenzyl)cyclopropyl)methanol (CAS 1536000-60-8)
- (E)-3-(3-Bromophenyl)acrylaldehyde (CAS 97985-66-5)
- N-(6,7-Dihydro-5H-pyrano[2,3-d]pyrimidin-2-yl)cyanamide (CAS 88696-62-2)
- N-(Benzo[d]thiazol-5-yl)-2-naphthamide (CAS 922969-33-3)
- Methyl tert-butyl(3-methylpyridin-2-yl)carbamate (CAS 1260403-56-2)
- Insulin Degludec Impurity 5 (CAS CATO-C4X-21575)
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