9,9-Dimethyl-9H-fluorene-2,7-dicarboxylic acid CAS 690272-91-4
| CAS No. | 690272-91-4 |
| Molecular Formula | C17H14O4 |
| Molecular Weight | 282.29 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.
CATO supplies 9,9-Dimethyl-9H-fluorene-2,7-dicarboxylic acid (CAS 690272-91-4), a certified reference material (molecular formula C17H14O4, MW 282.29 g/mol) for analytical method development and quality control.
Structurally, 9,9-Dimethyl-9H-fluorene-2,7-dicarboxylic acid (C17H14O4) contains a flavonoid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 282.29 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures 9,9-Dimethyl-9H-fluorene-2,7-dicarboxylic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C17H14O4 |
| Molecular Weight | 282.29 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
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Recommended Standards
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- 4,5,6,7-Tetrahydro-furo[3,2-c]pyridine-4-methanol (CAS 129823-17-2)
- tert-Butyl N-(azepan-4-yl)-N-methylcarbamate (CAS 1408075-96-6)
- 1,3-Benzenedicarboxylic acid, polymer with 2,5-furandione and 2,2'-oxybis[ethanol] (CAS 26021-96-5)
- 1-(3-Chlorobenzyl)-5-oxopyrrolidine-2-carboxylic acid (CAS 103201-07-6)
- 3-(2-Carboxyethyl)-4-chloro-1H-indole-2-carboxylic acid (CAS 130798-49-1)
- 3-(diethylamino)-1-(trifluoromethyl)propyl ethane-1-sulphonate (CAS 648427-24-1)
- 4-Bromo-2-(bromomethyl)-6-chloropyridine (CAS 1805107-61-2)
- 2-(4-Amino-3,5-dimethyl-1h-pyrazol-1-yl)acetonitrile (CAS 1152698-38-8)
- Peptide Impurity 05 (CAS 2322924-83-2)
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