4-(Benzyloxy)-N-(tert-butyl)-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzenesulfonamide CAS 2304635-64-9
| CAS No. | 2304635-64-9 |
| Molecular Formula | C23H32BNO5S |
| Molecular Weight | 445.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
4-(Benzyloxy)-N-(tert-butyl)-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzenesulfonamide (CAS 2304635-64-9), molecular formula C23H32BNO5S and molecular weight 445.38 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-(Benzyloxy)-N-(tert-butyl)-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzenesulfonamide (C23H32BNO5S) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.5, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 445.38 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).
As a certified reference material (CRM), 4-(Benzyloxy)-N-(tert-butyl)-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzenesulfonamide 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 | C23H32BNO5S |
| Molecular Weight | 445.38 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1999 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 2-(5,7-Bis(trifluoromethyl)-1,8-naphthyridin-2-yl)-2-methyl-N-phenylhydrazine-1-carbothioamide (CAS 400077-49-8)
- methyl 3-{[2-(ethoxycarbonyl)-4,4,4-trifluoro-3-oxobut-1-enyl]amino}-5-(4-fluorophenyl)thiophene-2-carboxylate (CAS 648410-24-6)
- 6-Cyanonicotinamide (CAS 14178-45-1)
- N-(3-chloro-4-methoxybenzyl)-2-(3,4-dimethoxyphenyl)ethan-1-amine (CAS 866038-51-9)
- 4-Amino-6-(difluoromethyl)-5-fluoropyridine-2-sulfonamide (CAS 1806814-46-9)
- 2-(Di-t-butylphosphinomethyl)pyridine (CAS 494199-72-3)
- 4-[(2-Chloro-6-fluorophenyl)methoxy]benzohydrazide (CAS 477854-99-2)
- N,N'-(2-Nitro-3-(pyrrolidin-1-yl)-1,4-phenylene)diacetamide (CAS 110209-28-4)
- Fragment-[9-31]-Semaglutide (CAS CATO-C4X-2226181)
- 5-(5-Bromothiophen-2-yl)-1,2,4-triazin-3-amine (CAS 1183278-60-5)
- Tridecan-2-ol (CAS 1653-31-2)
- Liraglutide-d8 Tritrifluoroacetate (CAS CATO-C4X-199223)
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