5-(3-Oxo-1,4-diazepan-1-yl)thiophene-2-carbaldehyde CAS 1489859-11-1
| CAS No. | 1489859-11-1 |
| Molecular Formula | C10H12N2O2S |
| Molecular Weight | 224.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(3-Oxo-1,4-diazepan-1-yl)thiophene-2-carbaldehyde (C10H12N2O2S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
5-(3-Oxo-1,4-diazepan-1-yl)thiophene-2-carbaldehyde (CAS 1489859-11-1), molecular formula C10H12N2O2S and molecular weight 224.28 g/mol, is a CATO reference standard with documented purity and traceability.
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.
As a certified reference material (CRM), 5-(3-Oxo-1,4-diazepan-1-yl)thiophene-2-carbaldehyde 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 | C10H12N2O2S |
| Molecular Weight | 224.28 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Oxo Standards
- 5-((1,4-Diazepan-1-yl)methyl)pyrimidine-2,4(1H,3H)-dione (CAS 1428233-51-5)
- 5-(4-Methyl-1,4-diazepan-1-yl)thiophene-2-carbaldehyde (CAS 1343859-99-3)
- 2-(1,4-Diazepan-1-yl)-1-(piperidin-1-yl)ethan-1-one (CAS 1019366-29-0)
- 2-(1,4-Diazepan-1-yl)-6-ethylpyrimidin-4(1H)-one (CAS 502133-51-9)
- 6-(1,4-Diazepan-1-yl)pyridazine-4-carboxylic acid (CAS 1706459-68-8)
- 1-(1,4-Diazepan-1-yl)-2-ethylhexan-1-one (CAS 1039896-85-9)
- 1-((4-Methyl-1,4-diazepan-1-yl)methyl)cyclohexan-1-ol (CAS 1483460-34-9)
- 1-(1,4-Diazepan-1-yl)octan-1-one (CAS 61903-17-1)
Recommended Standards
- Ethyl 4-oxo-4,5,6,7-tetrahydrobenzo[b]thiophene-5-carboxylate (CAS 14779-32-9)
- 2-(Methylthio)-5,6,7,8-tetrahydroquinazoline-6-carboxylic acid (CAS 1542029-69-5)
- 3-Hydroxy-1-(phenylthio)cyclobutane-1-carboxylic acid (CAS 1468602-02-9)
- 2-(1-cyano-2-methylbutyl)-1,3-thiazole-4-carboxylic acid (CAS 1551131-41-9)
- tert-butyl 3,3-difluoro-2-(hydroxymethyl)azetidine-1-carboxylate (CAS 1638759-62-2)
- 2-(3-Chlorophenyl)-3-methylquinoline-4-carboxylic acid (CAS 350997-46-5)
- 2-(Morpholin-4-yl)pyridine-3-carbonitrile (CAS 59025-37-5)
- (R)-1-[4-(Trifluoromethyl)phenyl]ethanol (CAS 76155-79-8)
- 6-(Trifluoromethoxy)pyridine-3-boronic Acid (CAS 1008140-70-2)
- Tert-butyl (1-(2-chloro-5-fluoropyrimidin-4-yl)piperidin-4-yl)carbamate (CAS 1338494-93-1)
- Tepotinib impurity 22 (CAS 1369761-19-2)
- (R)-1-(Isoxazol-3-yl)ethanamine (CAS 1892520-47-6)
- 1-(5-Chloro-2-methylpyridin-3-yl)ethanone (CAS 1256823-94-5)
- Semaglutide impurity 255 (CAS CATO-C4X-2226255)
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