4-(2-methoxyethyl)-5-methyl-thiophene-2-sulfonamide CAS 1158211-25-6
| CAS No. | 1158211-25-6 |
| Molecular Formula | C8H17NO3S2 |
| Molecular Weight | 239.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 4-(2-methoxyethyl)-5-methyl-thiophene-2-sulfonamide.
4-(2-methoxyethyl)-5-methyl-thiophene-2-sulfonamide (CAS 1158211-25-6), molecular formula C8H17NO3S2 and molecular weight 239.36 g/mol, is a CATO reference standard with documented purity and traceability.
4-(2-methoxyethyl)-5-methyl-thiophene-2-sulfonamide (C8H17NO3S2) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4-(2-methoxyethyl)-5-methyl-thiophene-2-sulfonamide 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.
Physical & Chemical Properties
| Molecular Formula | C8H17NO3S2 |
| Molecular Weight | 239.36 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related methoxyethyl Standards
- 5-(2-methoxyethyl)-4-methyl-thiophene-2-sulfonamide (CAS 1158210-56-0)
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- 3-(2-Methoxyethyl)-1-(4-nitrophenyl)urea (CAS 199464-37-4)
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Recommended Standards
- 1-([1,4'-Bipiperidin]-1'-yl)-3-aminopropan-1-one (CAS 1178798-95-2)
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- 4-Ethyl-1-(piperazin-1-yl)cyclohexane-1-carboxamide (CAS 1178835-92-1)
- 1-(4-((1-Methylpiperidin-4-yl)amino)piperidin-1-yl)ethan-1-one (CAS 1152968-23-4)
- 2,4,6-Trinitromesitylene (CAS 602-96-0)
- 2-Bromo-6-(diethylamino)benzonitrile (CAS 1365271-78-8)
- 7-(Benzyloxy)-2-methylquinazolin-4(1H)-one (CAS 646450-92-2)
- Vonoprazan Fumarate Impurity 30 (CAS CATO-C4X-102030)
- N-(tert-Butoxycarbonyl)-L-2-phenylglycine (CAS 2900-27-8)
- 9-((2-(Dimethylamino)ethyl)thio)acridin-3-amine (CAS 162707-33-7)
- Methyl 2-(cyclopropylsulfonyl)isonicotinate (CAS 2121243-76-1)
- Co(acac)(dppbz) (CAS 2393894-33-0)
- 2,2',3,3',4,4',6-Heptabromodiphenyl Ether (CAS 446255-19-2)
- Semaglutide Impurity 13 (CAS CATO-C4X-222613)
Why CATO?
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