tert-Butyl 2-(chlorosulfonyl)-2,7-diazaspiro[3.5]nonane-7-carboxylate CAS 2878499-88-6
| CAS No. | 2878499-88-6 |
| Molecular Formula | C12H21ClN2O4S |
| Molecular Weight | 324.82 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, tert-Butyl 2-(chlorosulfonyl)-2,7-diazaspiro[3.5]nonane-7-carboxylate (C12H21ClN2O4S) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 324.82 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
tert-Butyl 2-(chlorosulfonyl)-2,7-diazaspiro[3.5]nonane-7-carboxylate (CAS 2878499-88-6), molecular formula C12H21ClN2O4S and molecular weight 324.82 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), tert-Butyl 2-(chlorosulfonyl)-2,7-diazaspiro[3.5]nonane-7-carboxylate 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 | C12H21ClN2O4S |
| Molecular Weight | 324.82 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2003 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Recommended Standards
- 2-(4-Chlorophenyl)-1-phenylmethanesulfonylpropan-2-ol (CAS 338412-43-4)
- tert-Butyl 7-(chlorosulfonyl)-2,7-diazaspiro[3.5]nonane-2-carboxylate (CAS 2378507-22-1)
- 2-(2-Chlorophenyl)-1-phenylmethanesulfonylpropan-2-ol (CAS 339276-83-4)
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