4-(1-Methylcyclopropyl)butanoic acid CAS 39223-32-0
| CAS No. | 39223-32-0 |
| Molecular Formula | C8H14O2 |
| Molecular Weight | 142.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(1-Methylcyclopropyl)butanoic acid (C8H14O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions.
4-(1-Methylcyclopropyl)butanoic acid (CAS 39223-32-0) is a high-purity analytical reference standard with the molecular formula C8H14O2 and a molecular weight of 142.20 g/mol.
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 | C8H14O2 |
| Molecular Weight | 142.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1968 |
Related Methylcyclopropyl Standards
- Ethyl 2-(1-methylcyclopropyl)acetate (CAS 1071112-99-6)
- (1-Methylcyclopropyl)methyl 2-hydroxyacetate (CAS 1870150-09-6)
- 1-(1-methylcyclopropyl)butane-1,3-dione (CAS 1001204-72-3)
- 2-(2-methylcyclopropyl)cyclopropane-1-carboxylic acid (CAS 2060042-39-7)
- 5-(1-Methylcyclopropyl)-1,3,4-oxadiazol-2(3H)-one (CAS 72790-88-6)
- 5-(2-methylcyclopropyl)-1,3,4-oxadiazol-2-amine (CAS 1016723-62-8)
- 5-(1-Methylcyclopropyl)-1,2,4-oxadiazol-3-amine (CAS 1849338-09-5)
- 3-(2-Methylcyclopropyl)-1,2-oxazol-5-amine, mixture of diastereomers (CAS 1152571-99-7)
Recommended Standards
- 3-pyrrolidin-1-ylpropanamide (CAS 24438-88-8)
- 4-(2-hydroxyethyl)cyclohexan-1-one (CAS 32863-01-7)
- 3-Propyltetrahydro-2H-pyran-2-one (CAS 22791-77-1)
- 4-(Aminomethyl)-1-ethylpyrrolidin-2-one (CAS 936940-31-7)
- 1-(2'-Chloro-1,2,3,4-tetrahydro-[2,3'-biquinolin]-4-yl)pyrrolidin-2-one (CAS 895521-61-6)
- 6,6'-(1,4-Phenylenebis(oxy))bis(hexan-1-ol) (CAS 154876-99-0)
- 1-(4-Methoxynaphthalen-2-yl)ethan-1-amine hydrochloride (CAS 2137916-67-5)
- 6-Mercapto-2-methylnicotinonitrile (CAS 1355203-59-6)
- (4AR,6S,7R,8R,8aS)-6-(ethylthio)-2-phenylhexahydropyrano[3,2-d][1,3]dioxine-7,8-diol (CAS 56119-28-9)
- BPA Impurity 4 (CAS CATO-C4X-31394)
- 2-Fluoro-3-hydroxy-4-(trifluoromethyl)pyridine (CAS 1227512-15-3)
- Dimethyl Isophthalate-2,4,5,6-d4 (CAS 1007509-57-0)
- 2-(2-(2-Amino-4-chlorobenzyl)-1,3-dioxolan-2-yl)acetic acid (CAS 2677030-93-0)
- Peptide Impurity 13 (CAS CATO-CPTD788813)
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