2-(4-Methylphenyl)cyclopropanecarboxylic Acid CAS 869941-94-6
| CAS No. | 869941-94-6 |
| Molecular Formula | C11H12O2 |
| Molecular Weight | 176.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
CATO supplies 2-(4-Methylphenyl)cyclopropanecarboxylic Acid (CAS 869941-94-6), a certified reference material (molecular formula C11H12O2, MW 176.21 g/mol) for analytical method development and quality control.
Structurally, 2-(4-Methylphenyl)cyclopropanecarboxylic Acid (C11H12O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 176.21 g/mol, it falls into the medium-molecular-weight range. 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 | C11H12O2 |
| Molecular Weight | 176.21 g/mol |
| Appearance | Off-white to pale 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
Related Methylphenyl Standards
- 4-(4-Methylphenyl)but-3-enoic acid (CAS 127404-74-4)
- 3-(2-Methylphenyl)but-2-enoic acid, mixture of isomers (CAS 1807940-69-7)
- 1-(2-Methylphenyl)butane-1,3-dione (CAS 56290-54-1)
- 1-(2-Methylphenyl)cyclopropanecarboxylic Acid (CAS 886366-10-5)
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