(r)-n-((s)-4-Cyano-1,3-dihydrospiro[indene-2,4'-piperidin]-3-yl)-2-methylpropane-2-sulfinamide CAS 2377355-64-9
| CAS No. | 2377355-64-9 |
| Molecular Formula | C18H25N3OS |
| Molecular Weight | 331.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 331.48 g/mol gives (r)-n-((s)-4-Cyano-1,3-dihydrospiro[indene-2,4'-piperidin]-3-yl)-2-methylpropane-2-sulfinamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(r)-n-((s)-4-Cyano-1,3-dihydrospiro[indene-2,4'-piperidin]-3-yl)-2-methylpropane-2-sulfinamide (CAS 2377355-64-9), molecular formula C18H25N3OS and molecular weight 331.48 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (r)-n-((s)-4-Cyano-1,3-dihydrospiro[indene-2,4'-piperidin]-3-yl)-2-methylpropane-2-sulfinamide (C18H25N3OS) contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 331.48 g/mol, it falls into the moderately-high-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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), (r)-n-((s)-4-Cyano-1,3-dihydrospiro[indene-2,4'-piperidin]-3-yl)-2-methylpropane-2-sulfinamide 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 | C18H25N3OS |
| Molecular Weight | 331.48 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1999 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Recommended Standards
- N-(2-Ethylhexyl)-4-(2-thioxo-2,3-dihydro-1H-imidazol-1-yl)benzamide (CAS 111203-86-2)
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- Rotigotine EP Impurity E (CAS 2708278-87-7)
- [4-Chloro-5-(pyridin-3-ylmethoxy)-2-(trifluoromethyl)phenyl]boronic acid (CAS 2096336-88-6)
- 2,2-Dimethylcyclobutanecarboxylic acid (CAS 42836-66-8)
- tert-butyl N-[(2S,3S)-2-methylazetidin-3-yl]carbamate (CAS 2068137-90-4)
- Tert-butyl (S)-(4-(5-(3-cyano-4-isopropoxyphenyl)-1,2,4-oxadiazol-3-yl)-2,3-dihydro-1H-inden-1-yl)carbamate (CAS 1306763-71-2)
- Piperazine Impurity 61 (CAS 944070-29-5)
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- 4,4'-(9,10-anthracenediyl)bis-Phenol (CAS 179803-79-3)
- D-[Ser]8-Semaglutide (CAS CATO-C4X-2226207)
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