1-(Phenylsulfonyl)spiro[indoline-3,4'-piperidine] CAS 404869-33-6
| CAS No. | 404869-33-6 |
| Molecular Formula | C18H20N2O2S |
| Molecular Weight | 328.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 1-(Phenylsulfonyl)spiro[indoline-3,4'-piperidine].
1-(Phenylsulfonyl)spiro[indoline-3,4'-piperidine] (CAS 404869-33-6), molecular formula C18H20N2O2S and molecular weight 328.43 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C18H20N2O2S, 1-(Phenylsulfonyl)spiro[indoline-3,4'-piperidine] contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 328.43 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), 1-(Phenylsulfonyl)spiro[indoline-3,4'-piperidine] 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 | C18H20N2O2S |
| Molecular Weight | 328.43 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 |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Phenylsulfonyl Standards
- 5-(Phenylsulfonyl)-4,5-dihydro-1H-pyrrolo[3,2-c:4,5-c']dipyridin-3(2H)-one (CAS 1956382-25-4)
- 6-((Phenylsulfonyl)methyl)-2-(pyridin-4-yl)pyrimidin-4(3H)-one (CAS 337923-71-4)
- (E)-3-(1-(phenylsulfonyl)-1H-indol-5-yl)acrylic acid (CAS 1372762-53-2)
- (2E)-5-[3-[(Phenylsulfonyl)amino]phenyl]-2-penten-4-ynoic Acid 151720-90-0 Dehydroxyamino Oxamflatin Acid (CAS 151720-90-0)
- 1-(phenylsulfonyl)-1H-Pyrrolo[2,3-b]pyridine-2-carboxylic acid ethyl ester (CAS 146603-30-7)
- 4-(phenylsulfonyl)-3-propyl-3,4-dihydroquinoxalin-2(1H)-one (CAS 1009526-41-3)
- N-(2-(Phenylsulfonyl)-1,2,3,4-tetrahydroisoquinolin-7-yl)acetamide (CAS 954683-51-3)
- (1-(Phenylsulfonyl)piperidine-4-carbonyl)glycine (CAS 1017421-58-7)
Recommended Standards
- 1-(3-Nitro-4-(p-tolylthio)benzyl)pyrrolidine (CAS 477869-45-7)
- 1,4,5-Triphenyl-1h-imidazole-2-thiol (CAS 2349-59-9)
- (1,1-Dimethylethoxy)carbonyl-imino(methylthio)methyl-N-2-propyn-1-yl-1,1-dimethylethyl (CAS 623580-04-1)
- 1,4-Diphenylcyclohepta[c]thiopyran-3(9H)-one (CAS 88656-17-1)
- (3-(2,4-Dihydroxy-3,3-dimethylbutanamido)propanoyl)-L-cysteine (CAS 13147-34-7)
- S-(-)-Etomoxir (CAS 828934-40-3)
- 3-Ethoxy-5-(4-methoxyphenyl)-1H-1,2,4-triazole (CAS 62036-07-1)
- 3-(2-Fluoro-4-sulfamoylphenoxy)propanoic acid (CAS 1152864-98-6)
- 2-(((5-Methylfuran-2-yl)thio)methyl)benzamide (CAS 62688-32-8)
- Dotinurad Impurity 35 (CAS CATO-C4X-249435)
- 2-(Tert-butyl) 3-methyl 4-oxo-2-azabicyclo[3.1.1]Heptane-2,3-dicarboxylate (CAS 2241048-56-4)
- 1-(3,3,4,4,4-Pentafluorobutyl)-1H-pyrazole-4-carbaldehyde (CAS 1779120-76-1)
- α-Cadinol (CAS 481-34-5)
- HIV (gp120) Antigenic Peptide (H-2982.0500) (CAS 198636-94-1)
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