2-((4-Amino-5-methoxy-2-methylphenyl)-sulfonyl)ethyl hydrogen sulfate CAS 21635-69-8
| CAS No. | 21635-69-8 |
| Molecular Formula | C10H15NO7S2 |
| Molecular Weight | 325.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 2-((4-Amino-5-methoxy-2-methylphenyl)-sulfonyl)ethyl hydrogen sulfate (C10H15NO7S2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. 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 325.36 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
2-((4-Amino-5-methoxy-2-methylphenyl)-sulfonyl)ethyl hydrogen sulfate (CAS 21635-69-8), molecular formula C10H15NO7S2 and molecular weight 325.36 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 2-((4-Amino-5-methoxy-2-methylphenyl)-sulfonyl)ethyl hydrogen sulfate 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 | C10H15NO7S2 |
| Molecular Weight | 325.36 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 | 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.) | 1963 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Amino Standards
- 2-Amino-5-(4-methoxyphenyl)-5-[(3-methoxyphenyl)methyl]-4,5-dihydro-1H-imidazol-4-one (CAS 1354916-63-4)
- 2-Amino-5-(3-methoxyphenyl)-5-[(4-methoxyphenyl)methyl]-4,5-dihydro-1H-imidazol-4-one (CAS 1354938-32-1)
- 2-Amino-5-(3-methoxyphenyl)-5-[(3-methoxyphenyl)methyl]-4,5-dihydro-1H-imidazol-4-one (CAS 1354938-59-2)
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- 2-Amino-5-(4-methoxyphenyl)-5-[(4-methoxyphenyl)methyl]-4,5-dihydro-1H-imidazol-4-one (CAS 918665-04-0)
- 2-Amino-5-[(3,4-dimethoxyphenyl)methyl]-5-phenyl-4,5-dihydro-1H-imidazol-4-one (CAS 512190-92-0)
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Recommended Standards
- 1-Phenyl-2-(5-phenylpyrido[2,3-d]pyridazin-8-yl)ethanone (CAS 87988-08-7)
- 2-((4-Oxo-6-((4-phenylpiperazin-1-yl)methyl)-4H-pyran-3-yl)oxy)acetonitrile (CAS 898418-36-5)
- 1-Benzyl-4-(2,4-dimethoxyphenyl)-3-methyl-4,5-dihydro-1H-1,2,4-triazol-5-one (CAS 861206-38-4)
- 2-((5-(2-Phenoxyacetamido)-1,3,4-thiadiazol-2-yl)thio)acetic acid (CAS 294853-26-2)
- 5-Chloro-1-((2R,4R,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)pyrimidine-2,4(1H,3H)-dione (CAS 188559-94-6)
- 4-Bromo-3-ethynylpyridine (CAS 1196146-05-0)
- 2-(4-Amino-5-(difluoromethyl)-2-methylpyridin-3-yl)acetonitrile (CAS 1804681-51-3)
- Methyl 3,5-difluoro-4-formylbenzoate (CAS 1415124-73-0)
- (E)-3,3'-(diazene-1,2-diyl)dibenzaldehyde (CAS 52805-50-2)
- 2-Hydroxy-N-methyl-N-phenylbenzamide (CAS 66306-86-3)
- Glipizide Impurity 44 (CAS CATO-C4X-140744)
- H-β-HoLeu-OH.HCl (CAS 146951-99-7)
- Ethyl 2-(2-((5-(3-chloropyridin-2-yl)-1H-indazol-3-yl)amino)thiazol-5-yl)acetate (CAS 1093968-01-4)
- Tirzepatide Impurity 36 (CAS CATO-C4X-324036)
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