6-Ethyl-3-hydroxy-2-methylthieno[2,3-d]pyrimidin-4(3H)-one CAS 823233-87-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 823233-87-0 |
| Molecular Formula | C9H10N2O2S |
| Molecular Weight | 210.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 6-Ethyl-3-hydroxy-2-methylthieno[2,3-d]pyrimidin-4(3H)-one (CAS 823233-87-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H10N2O2S. Molecular weight: 210.25 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C9H10N2O2S |
| Molecular Weight | 210.25 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 6-(Methylsulfonyl)-2,3-dihydro-1H-inden-1-one (CAS 255895-80-8)
- 6-Propylthieno[2,3-d]pyrimidine-2,4(1H,3H)-dione (CAS 902765-59-7)
- 5-methyl-5-phenylpiperidin-2-one (CAS 7149-39-5)
- Ethyl 5-(4-bromophenyl)-1H-pyrazole-3-carboxylate (CAS 1048930-76-2)
- methyl 4-(trifluoromethyl)benzene-1-carboximidate (CAS 137714-33-1)
- TetraiSopropyl (2,5-dihydroxy-1,4-phenylene)bis(phosphonate) (CAS 1420992-09-1)
- 6-(4-t-Butylphenyl)-6-oxohexanoic acid (CAS 898791-43-0)
- n-(5-Fluoropyridin-2-yl)-1,3-thiazole-4-carboxamide (CAS 1498694-03-3)
- 2-Benzyl-5-phenylfuran (CAS 19261-38-2)
- Semaglutide impurity 92 (CAS CATO-C4X-222692)
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