(1aR,7bR)-2,2-Dimethyl-1a,7b-dihydro-2H-oxireno[2,3-c]chromene-6-carbonitrile CAS 114926-03-3
| CAS No. | 114926-03-3 |
| Molecular Formula | C12H11NO2 |
| Molecular Weight | 201.22 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.
(1aR,7bR)-2,2-Dimethyl-1a,7b-dihydro-2H-oxireno[2,3-c]chromene-6-carbonitrile (CAS 114926-03-3), molecular formula C12H11NO2 and molecular weight 201.22 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C12H11NO2, (1aR,7bR)-2,2-Dimethyl-1a,7b-dihydro-2H-oxireno[2,3-c]chromene-6-carbonitrile contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 201.22 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), (1aR,7bR)-2,2-Dimethyl-1a,7b-dihydro-2H-oxireno[2,3-c]chromene-6-carbonitrile 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 | C12H11NO2 |
| Molecular Weight | 201.22 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1989 |
| Nitrogen Atoms | 1 |
Recommended Standards
- (1aS,7bS)-2,2-Dimethyl-1a,7b-dihydro-2H-oxireno[2,3-c]chromene-6-carbonitrile (CAS 114926-02-2)
- 2-Cyano-N'-[(1E)-2-phenylethylidene]acetohydrazide (CAS 115163-89-8)
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