N-(4-iodophenyl)thiophene-2-sulfonamide CAS 333434-63-2
| CAS No. | 333434-63-2 |
| Molecular Formula | C10H8INO2S2 |
| Molecular Weight | 365.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N-(4-iodophenyl)thiophene-2-sulfonamide (CAS 333434-63-2), molecular formula C10H8INO2S2 and molecular weight 365.21 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, N-(4-iodophenyl)thiophene-2-sulfonamide (C10H8INO2S2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, iodine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 365.21 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), N-(4-iodophenyl)thiophene-2-sulfonamide meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C10H8INO2S2 |
| Molecular Weight | 365.21 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | I-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related N Standards
- 3-((4-Iodophenyl)amino)-1-(p-tolyl)propan-1-one (CAS 339251-47-7)
- n-(3-Iodophenyl)thiophene-2-sulfonamide (CAS 565180-58-7)
- 3-(4-Iodophenyl)-3-methoxyisobenzofuran-1(3H)-one (CAS 63263-07-0)
- 1-((4-Iodophenyl)sulfonyl)-4-methylpiperazine (CAS 914610-38-1)
- 2-((4-Iodophenyl)carbamoyl)benzoic acid (CAS 60040-91-7)
- n-(4-Iodophenyl)-2-methyl-1h-imidazole-5-sulfonamide (CAS 1424338-96-4)
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Recommended Standards
- N-(4-Iodo-2-isopropylphenyl)benzamide (CAS 509114-15-2)
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- Tert-butyl ((4-iodo-1,3-dimethyl-1H-pyrazol-5-yl)methyl)(methyl)carbamate (CAS 2306276-31-1)
- Fludarabine Phosphate (CAS 75607-67-9)
- 7-chloroimidazo[1,2-a]pyridine-3-carbaldehyde (CAS 1019020-44-0)
- 1-(butan-2-yl)-4-chloro-1H-pyrazolo[3,4-d]pyrimidine (CAS 21253-69-0)
- 5-(Benzylthio)pentan-2-one (CAS 115578-59-1)
- tert-Butyl 4-(4-chloro-2-fluorobenzoyl)piperidine-1-carboxylate (CAS 1159826-11-5)
- 1,5-Diphenyl-1H-1,2,4-triazole-3-thiol (CAS 5055-74-3)
- 3,3-Difluoro-2-oxoindoline-5-carboxylic acid (CAS 1706456-26-9)
- Ethyl 2-(aminomethyl)-3,3-difluoropropanoate hydrochloride (CAS 1393532-78-9)
- 3-(2-Hydroxyethyl)azetidin-3-ol hydrochloride (CAS 2197714-95-5)
- 2-[(4-methyl-1,3-thiazol-2-yl)sulfanyl]-5-nitrobenzoic acid (CAS 565179-69-3)
- Fragment-[7-31]-Liraglutide (CAS CATO-C4X-199239)
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