8-Methyl-3a,4,5,9b-tetrahydro-3 H -cyclopenta[ c ]quinoline-4-carboxylic acid CAS 354815-91-1
| CAS No. | 354815-91-1 |
| Molecular Formula | C6H11NO5S |
| Molecular Weight | 209.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 8-Methyl-3a,4,5,9b-tetrahydro-3 H -cyclopenta[ c ]quinoline-4-carboxylic acid (C6H11NO5S) contains a carbohydrate-derived structure, an amide group, a sulfone group. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 209.22 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO supplies 8-Methyl-3a,4,5,9b-tetrahydro-3 H -cyclopenta[ c ]quinoline-4-carboxylic acid (CAS 354815-91-1), a certified reference material (molecular formula C6H11NO5S, MW 209.22 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C6H11NO5S |
| Molecular Weight | 209.22 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Recommended Standards
- 7-Methoxybenzo[d]isothiazole-3-carboxylic acid (CAS 677304-80-2)
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