3-[7-(2,4-Dimethoxyphenyl)-2,3,6,7-tetrahydro-1,4-thiazepin-5-yl]-4-hydroxy-6-methyl-2H-pyran-2-one CAS 257292-29-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 257292-29-8 |
| Molecular Formula | C19H21NO5S |
| Molecular Weight | 375.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-[7-(2,4-Dimethoxyphenyl)-2,3,6,7-tetrahydro-1,4-thiazepin-5-yl]-4-hydroxy-6-methyl-2H-pyran-2-one (CAS 257292-29-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C19H21NO5S. Molecular weight: 375.44 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C19H21NO5S |
| Molecular Weight | 375.44 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Dimethoxyphenyl Standards
- 2-[({[2-(3,4-dimethoxyphenyl)ethyl]carbamoyl}methyl)sulfanyl]benzoic acid (CAS 850021-36-2)
- 3-(3,4-Dimethoxyphenyl)-6-(pyrrolidin-1-yl)-[1,2,4]triazolo[3,4-a]phthalazine (CAS 87540-09-8)
- 4-(3,4-Dimethoxyphenyl)-6-phenyl-2-(piperidin-1-yl)pyrimidine (CAS 5341-53-7)
- 4-[(1E)-[(3,4-Dimethoxyphenyl)imino]methyl]phenyl 4-methylbenzoate (CAS 331460-64-1)
- 4-[(3,4-dimethoxyphenyl)methylidene]-1,2,3,4-tetrahydroacridine-9-carboxylic acid (CAS 379726-66-6)
- N-(2,4-Dimethoxyphenyl)-2-(1-methyl-2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl)acetamide (CAS 941905-16-4)
- N-(2,4-Dimethoxyphenyl)-3-(3-phenoxyphenyl)acrylamide (CAS 478258-23-0)
- 2-(2,6-Dimethoxyphenyl)-1-tosylpiperidine (CAS 1355200-29-1)
Recommended Standards
- 4-Methyl-N-(2-phenylquinazolin-4-yl)benzenesulfonamide (CAS 50871-62-0)
- 2,6-Dimethyl-4-(2-(phenylsulfonyl)acetyl)phenyl dimethylcarbamate (CAS 339101-04-1)
- 5-(5-(Butylthio)-4-methyl-4H-1,2,4-triazol-3-yl)-1-methyl-3-(trifluoromethyl)-1H-thieno[2,3-c]pyrazole (CAS 338747-69-6)
- (S)-3-amino-2-(4-(dimethylamino)benzyl)propanoic acid (CAS 1580529-32-3)
- N-{2-[(1E)-N-hydroxyethanimidoyl]phenyl}methanesulfonamide (CAS 401829-47-8)
- 1-isonicotinoylpiperidine-4-carboxylic acid (CAS 67691-60-5)
- 1-Chloro-6-(5-ethynylthiophen-2-yl)hexa-3,5-diyn-2-ol (CAS 78876-53-6)
- 2-Chloro-3,4-difluoro-1-methylbenzene (CAS 1026525-97-2)
- 2,2,2-Trifluoro-1-(4-(4-methylpiperazine-1-carbonyl)phenyl)ethan-1-one (CAS 478066-72-7)
- Semaglutide impurity 229 (CAS CATO-C4X-2226229)
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