4-(Phenylamino)-2,3-dihydro-1lambda6-thiophene-1,1-dione CAS 40226-76-4
| CAS No. | 40226-76-4 |
| Molecular Formula | C10H11NO2S |
| Molecular Weight | 209.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 4-(Phenylamino)-2,3-dihydro-1lambda6-thiophene-1,1-dione under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
CATO supplies 4-(Phenylamino)-2,3-dihydro-1lambda6-thiophene-1,1-dione (CAS 40226-76-4), a certified reference material (molecular formula C10H11NO2S, MW 209.26 g/mol) for analytical method development and quality control.
Based on its molecular formula C10H11NO2S, 4-(Phenylamino)-2,3-dihydro-1lambda6-thiophene-1,1-dione contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 209.26 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C10H11NO2S |
| Molecular Weight | 209.26 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1968 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Phenylamino Standards
- 2-Methyl-3-(phenylamino)-3-thioxopropanoic acid (CAS 859197-05-0)
- 3-(Phenylamino)-2,3-dihydrothiophene 1,1-dioxide (CAS 39565-69-0)
- 5-Methyl-6-(phenylamino)nicotinonitrile (CAS 1355175-45-9)
- 4-Methyl-6-(phenylamino)nicotinonitrile (CAS 1355204-58-8)
- 2-Methyl-6-(phenylamino)nicotinonitrile (CAS 1355237-82-9)
- 5-((Phenylamino)methyl)picolinonitrile (CAS 1416439-39-8)
- 2-(Phenylamino)-2-(pyridin-2-yl)acetonitrile (CAS 904813-98-5)
- 2-(Phenylamino)-2-(pyridin-3-yl)acetonitrile (CAS 904813-91-8)
Recommended Standards
- 4-(Cyclopentylmethoxy)-3-fluoroaniline (CAS 946663-82-7)
- 4-[(3-fluorophenyl)methyl]piperidin-4-ol (CAS 871112-44-6)
- 4-(Cyclohexyloxy)-3-fluoroaniline (CAS 937598-66-8)
- 4-Benzyl-2-(fluoromethyl)morpholine (CAS 763053-99-2)
- 1-thia-6-aza-spiro[3.3]heptane-1,1-dioxide hydrochloride (CAS 1427358-97-1)
- 6-Methylpicolinoyl chloride hydrochloride (CAS 60373-34-4)
- N-(3,4-dichlorophenyl)-2-((2,4,5-trichlorophenyl)sulfonyl)hydrazine-1-carboxamide (CAS 706772-78-3)
- 4-Ethylbenzamide (CAS 33695-58-8)
- Cycleanine (CAS 518-94-5)
- 2-Amino-1-((S)-2-(methoxymethyl)piperidin-1-yl)-3-methylbutan-1-one (CAS 1354028-96-8)
- Lenvatinib Impurity 9 (CAS CATO-C4X-11409)
- N-(2-fluorophenyl)-5-oxopyrrolidine-2-carboxamide (CAS 1008420-22-1)
- 1,2,3,4-benzenetetrol (CAS 642-96-6)
- Influenza PR8 Hemagglutinin Peptide (110-119) (H-6312.0005) (CAS 132031-50-6)
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 18665070610 / Nicole.chen@cato-chem.com