N-(2-Hydroxyphenyl)methanesulfonamide CAS 6912-38-5
| CAS No. | 6912-38-5 |
| Molecular Formula | C7H9NO3S |
| Molecular Weight | 187.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), N-(2-Hydroxyphenyl)methanesulfonamide 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.
N-(2-Hydroxyphenyl)methanesulfonamide (CAS 6912-38-5), molecular formula C7H9NO3S and molecular weight 187.22 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, N-(2-Hydroxyphenyl)methanesulfonamide (C7H9NO3S) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 187.22 g/mol, it falls into the medium-molecular-weight range. 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 | C7H9NO3S |
| Molecular Weight | 187.22 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related N Standards
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- 1-(3-Hydroxyphenyl)cyclopentane-1-carbonitrile (CAS 1823046-46-3)
- 1-(4-Hydroxyphenyl)cyclopentane-1-carbonitrile (CAS 81324-97-2)
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- 6-(4-Hydroxyphenyl)-2-hydroxypyridine (CAS 1111114-77-2)
- 1-(3-hydroxyphenyl)-1,2-dihydropyridin-2-one (CAS 3534-60-9)
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Recommended Standards
- N-(2-hydroxyethyl)-4-methyl-1,2,3-thiadiazole-5-carboxamide (CAS 903317-99-7)
- N-(3-Ethoxy-1,2,4-thiadiazol-5-yl)acetamide (CAS 857748-92-6)
- Methyl 5-amino-3-methoxythiophene-2-carboxylate (CAS 404337-99-1)
- Methyl 3-(5-amino-1,3,4-thiadiazol-2-yl)propanoate (CAS 227958-72-7)
- 5-(Chloromethyl)-1-(4-chlorophenyl)-1h-tetraazole (CAS 858483-88-2)
- 1-(4-(3,4-Dimethoxyphenyl)-6-mercapto-1,3,5-triazin-2-yl)propan-2-one (CAS 565192-89-4)
- 4-(Phenylethynyl)aniline (CAS 1849-25-8)
- 5-(4-Bromophenyl)-3-hydroxy-4-(4-methoxy-3-methylbenzoyl)-1-(2-morpholinoethyl)-1H-pyrrol-2(5H)-one (CAS 500274-62-4)
- 3-(2,4-Dimethylphenyl)pyrrolidine Hydrochloride (CAS 1798739-01-1)
- 3-(2,3,5-Trifluorophenyl)propanoic acid (CAS 886499-45-2)
- 2-Bromo-3-iodoaniline (CAS 111721-76-7)
- N-(1-Benzylpiperidin-4-yl)guanidine (CAS 233664-88-5)
- 3-Hydroxy-7-nitroquinolin-2(1H)-one (CAS 249604-76-0)
- Insulin Degludec Impurity 13 (CAS CATO-C4X-215713)
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