Methyl 5-chloro-3-(morpholin-4-ylsulfonyl)-thiophene-2-carboxylate CAS 940995-76-6
| CAS No. | 940995-76-6 |
| Molecular Formula | C10H12ClNO5S2 |
| Molecular Weight | 325.79 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures Methyl 5-chloro-3-(morpholin-4-ylsulfonyl)-thiophene-2-carboxylate 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 Methyl 5-chloro-3-(morpholin-4-ylsulfonyl)-thiophene-2-carboxylate (CAS 940995-76-6), a certified reference material (molecular formula C10H12ClNO5S2, MW 325.79 g/mol) for analytical method development and quality control.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution, Methyl 5-chloro-3-(morpholin-4-ylsulfonyl)-thiophene-2-carboxylate is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 325.79 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C10H12ClNO5S2 |
| Molecular Weight | 325.79 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 | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Methyl Standards
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Recommended Standards
- Methyl 3-(((6-chloroimidazo[2,1-b]thiazol-5-yl)methylene)amino)thiophene-2-carboxylate (CAS 477852-18-9)
- N-(3-chlorophenyl)-1-(cyanomethyl)-3,4-dihydroisoquinoline-2(1H)-carboxamide (CAS 338761-88-9)
- Isopropyl 2-(4-chlorophenyl)quinoline-4-carboxylate (CAS 355433-91-9)
- n-(3-Chloroquinoxalin-2-yl)thiophene-2-sulfonamide (CAS 848052-87-9)
- TOC In Water (CAS CATO-CCRM106097)
- 4-Chloro-3-(1,3-dioxan-2-yl)propiophenone (CAS 724708-06-9)
- 2-(6-Chloro-5-methylpyridin-3-yl)piperidine-1-carbaldehyde (CAS 1352527-25-3)
- 2-Amino-3-{[(furan-2-yl)methylidene]amino}but-2-enedinitrile (CAS 55083-94-8)
- 1,3-Propanediamine-N,N,N',N'-tetraacetic Acid (CAS 1939-36-2)
- Morpholine-4-carboximidamide hydrochloride (CAS 5638-78-8)
- Potassium 2-formylphenyl trifluoroborate (CAS 192863-39-1)
- Ethyl 2-(5-bromo-3-cyano-2-nitrophenyl)acetate (CAS 1804403-64-2)
- 3-Chloro-5-(chloromethyl)-2-methylpyridine (CAS 1256789-72-6)
- Tirzepatide Impurity 34 (CAS CATO-C4X-324034)
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