4-Dimethylsulfamoyl-[1,4]oxazepane-6-carboxylic acid CAS 1316223-28-5
| CAS No. | 1316223-28-5 |
| Molecular Formula | C8H16N2O5S |
| Molecular Weight | 252.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 252.29 g/mol gives 4-Dimethylsulfamoyl-[1,4]oxazepane-6-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 4-Dimethylsulfamoyl-[1,4]oxazepane-6-carboxylic acid (CAS 1316223-28-5), a certified reference material (molecular formula C8H16N2O5S, MW 252.29 g/mol) for analytical method development and quality control.
Structurally, 4-Dimethylsulfamoyl-[1,4]oxazepane-6-carboxylic acid (C8H16N2O5S) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 252.29 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C8H16N2O5S |
| Molecular Weight | 252.29 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) | 2.0 |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Dimethylsulfamoyl Standards
- 3-(dimethylsulfamoyl)propane-1-sulfonyl chloride (CAS 1018251-96-1)
- 3-(Dimethylsulfamoyl)benzoyl Chloride (CAS 188674-88-6)
- 4-Dimethylsulfamoyl-benzoyl chloride (CAS 29171-70-8)
- 2-[4-(dimethylsulfamoyl)phenyl]propanoic acid (CAS 1304886-37-0)
- 3-(Dimethylsulfamoyl)-4,5-dimethylbenzoic acid (CAS 851168-78-0)
- 3-(Dimethylsulfamoyl)-4-fluorobenzoic acid (CAS 381229-72-7)
- 3-{[(dimethylsulfamoyl)amino]methyl}benzoic acid (CAS 1179046-79-7)
- ethyl 6-(dimethylsulfamoyl)pyridine-3-carboxylate (CAS 1820665-22-2)
Recommended Standards
- Ethyl 5-hydroxy-6-methoxy-1-benzothiophene-2-carboxylate (CAS 1303890-37-0)
- N-(4-Methoxy-1,3-benzothiazol-2-yl)-N-methylglycine (CAS 1351597-05-1)
- Ethyl 3,7-Dimethyl-5-oxo-5H-thiazolo[3,2-a]pyrimidine-2-carboxylate (CAS 1286695-39-3)
- N-(6-methoxy-1,3-benzothiazol-2-yl)-n-methylglycine (CAS 1352999-79-1)
- AOCS Reference Mixture C14-C24 (CAS CATO-CCFD201870)
- 3-(3,5-Dimethylphenyl)-1H,2H,3H,4H-thieno[3,2-d]pyrimidine-2,4-dione (CAS 1255777-48-0)
- tert-Butyl 4-((3-aminopyridin-4-yl)oxy)piperidine-1-carboxylate (CAS 1422454-77-0)
- H-Gly-Gly-Tyr-Arg-OH TFA salt (CAS 70195-20-9(Free Base))
- Tert-butyl 4-(3-hydroxyphenyl)-1,4-diazepane-1-carboxylate (CAS 886851-68-9)
- 6-Chloro-2-(4-ethylphenyl)quinoxaline (CAS 1391118-25-4)
- 2-Methoxy-3,5-dimethylpyridin-4-amine (CAS 1429510-61-1)
- Atrasentan Impurity 4 (CAS CATO-C4X-33474)
- 2-Benzothiazol-2-yl-3-(2-fluoro-phenylamino)-3-mercapto-acrylonitrile (CAS 379255-65-9)
- Semaglutide Impurity 143 (CAS CATO-C4X-2226143)
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