(S)-chromane-2-carboxylic acid CAS 83780-46-5
| CAS No. | 83780-46-5 |
| Molecular Formula | C10H10O3 |
| Molecular Weight | 178.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), (S)-chromane-2-carboxylic acid 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.
(S)-chromane-2-carboxylic acid (CAS 83780-46-5), molecular formula C10H10O3 and molecular weight 178.18 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C10H10O3, (S)-chromane-2-carboxylic acid contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 178.18 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.
Physical & Chemical Properties
| Molecular Formula | C10H10O3 |
| Molecular Weight | 178.18 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
Related S Standards
- (S)-Chromane-3-carboxylic acid (CAS 1260611-90-2)
- (R)-chromane-2-carboxylic acid (CAS 83780-47-6)
- Chromane-5-carboxylic acid (CAS 209256-64-4)
- Chromane-8-boronic Acid (CAS 685514-79-8)
- Chromane-6-carboxamide (CAS 1151512-18-3)
- Chromane-3-carboximidamide (CAS 1485005-45-5)
- Chromane Related Compound 1 (CAS 88772-48-9)
- Chromane-4,6-diol (CAS 173180-00-2)
Recommended Standards
- (S)-2-(3,3-difluorocyclohexyl)acetic acid (CAS 2231666-42-3)
- (Z)-3-(4-Methoxyphenyl)acrylic acid (CAS 5676-64-2)
- 1-(2-Methoxyphenyl)propane-1,2-dione (CAS 39951-14-9)
- (R)-8-Hydroxy-3-methylisochroman-1-one (CAS 480-33-1)
- Methyl (S)-2-amino-2-(3-chlorophenyl)acetate (CAS 1212881-18-9)
- 2-(Bromomethyl)-6-(difluoromethyl)-5-methylpyridine-3-acetic acid (CAS 1361845-94-4)
- 3-(2-Bromophenyl)-N,N-diethylpropanamide (CAS 1704065-15-5)
- Ethyl 2,2-difluorocyclopentane-1-carboxylate (CAS 1208074-87-6)
- 4-Hydroxy-2-methylcyclopent-2-enone (CAS 23535-17-3)
- FRAX 486 (CAS 1232030-35-1)
- 3-Methylphenethyl acetate (CAS 33709-40-9)
- 1-Methyl-1H-indole-2-carbonitrile (CAS 60680-97-9)
- 2',4,4',6'-Tetramethyl-[1,1'-biphenyl]-3-amine (CAS 1184532-58-8)
- D-Leu14-Tirzepatide (CAS CATO-CPTD788920)
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