2H-Thieno[2,3-d][1,3]oxazine-2,4(1H)-dione CAS 103979-54-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 103979-54-0 |
| Molecular Formula | C6H3NO3S |
| Molecular Weight | 169.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 2H-Thieno[2,3-d][1,3]oxazine-2,4(1H)-dione (CAS 103979-54-0) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C6H3NO3S. Molecular weight: 169.16 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C6H3NO3S |
| Molecular Weight | 169.16 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related H Standards
- 1H-Thieno[2,3-d][1,2,3]triazole-5-carboxylic acid (CAS 107166-05-2)
- thieno[3,2-b]thiophen-2-ylmethanamine (CAS 874881-30-8)
- thieno[3,2-b]pyridine-6-carbonitrile (CAS 116538-95-5)
- thieno[2,3-b]pyridine-5-carbonitrile (CAS 21344-31-0)
- Thieno[2,3-d]pyrimidine-4-thiol (CAS 14080-55-8)
- thieno[3,2-d]pyrimidine-4-thiol (CAS 16229-24-6)
- Thieno[2,3-b]thiophene-2-carbaldehyde (CAS 31486-85-8)
- Thieno[3,2-b]thiophene-2-carbaldehyde (CAS 31486-86-9)
Recommended Standards
- Capmatinib Impurity 4 (CAS 1243392-80-4)
- Regorafenib Impurity 58 (CAS 103842-00-8)
- N-(3-fluorophenyl)hydrazinecarboxamide (CAS 114670-74-5)
- (2-(Benzyloxy)-3-methoxyphenyl)methanamine hydrochloride (CAS 1224155-20-7)
- 2-Azidoethyl 2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-b-D-glucopyranoside (CAS 142072-11-5)
- methyl 3-(2-methoxy-5-methylphenyl)-1H-pyrazole-5-carboxylate (CAS 1276540-43-2)
- 5283-66-9 JV18I1WCU8 Octyltrichlorosilane Silane, trichlorooctyl- EINECS 226-112-1 HSDB 1998 Trichlorooctylsilane UNII-JV18I1WCU8 EC 226-112-1 Octyltrichlorosilane [UN1801] [Corrosive] UN1801 (CAS 5283-66-9)
- 1-Methyl-4-(prop-1-en-2-yl)-7-oxabicyclo[4.1.0]Heptan-2-one (CAS 33204-74-9)
- 3-Methylcyclobutanamine hydrochloride (CAS 89381-07-7)
- Semaglutide Impurity 11 (CAS CATO-C4X-222611)
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