(2-(1,3-Dioxolan-2-yl)phenyl)dicyclohexylphosphine CAS 246158-59-8
| CAS No. | 246158-59-8 |
| Molecular Formula | C21H31O2P |
| Molecular Weight | 346.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 346.44 g/mol gives (2-(1,3-Dioxolan-2-yl)phenyl)dicyclohexylphosphine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(2-(1,3-Dioxolan-2-yl)phenyl)dicyclohexylphosphine (CAS 246158-59-8), molecular formula C21H31O2P and molecular weight 346.44 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a steroid core, organophosphorus functionality, a hydroxyl group, an ether linkage, (2-(1,3-Dioxolan-2-yl)phenyl)dicyclohexylphosphine is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 346.44 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures (2-(1,3-Dioxolan-2-yl)phenyl)dicyclohexylphosphine 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 | C21H31O2P |
| Molecular Weight | 346.44 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) | 6.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
Related Dioxolan Standards
- (5-(1,3-Dioxolan-2-yl)thiophen-2-yl)(4-(pentyloxy)phenyl)methanone (CAS 898778-67-1)
- (5-(1,3-Dioxolan-2-yl)thiophen-2-yl)(4-hexylphenyl)methanone (CAS 898778-57-9)
- N-((1,3-Dioxolan-2-yl)methyl)-3-(difluoromethoxy)-N-phenylbenzamide (CAS 864685-32-5)
- (3-(1,3-Dioxolan-2-yl)phenyl)(4-bromo-3-fluorophenyl)methanone (CAS 898779-48-1)
- (4-(1,3-Dioxolan-2-yl)phenyl)(4-bromo-3-fluorophenyl)methanone (CAS 898760-34-4)
- (5-(1,3-Dioxolan-2-yl)thiophen-2-yl)(3-phenoxyphenyl)methanone (CAS 898778-25-1)
- 5-(1,3-Dioxolan-2-yl)-2-(4-phenoxybenzoyl)thiophene (CAS 898778-28-4)
- 5-(1,3-Dioxolan-2-yl)-2-thienyl dodecyl ketone (CAS 898772-02-6)
Recommended Standards
- 3-(1-(3-(o-Tolyl)propanoyl)piperidin-4-yl)thiazolidine-2,4-dione (CAS 1795301-63-1)
- 3-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)propanoyl chloride (CAS 17137-11-0)
- 1-(3,4-Dimethoxyphenethyl)-3-(4-methoxyphenyl)thiourea (CAS 38508-01-9)
- 7-(Furan-2-yl)-N-(4-methoxybenzyl)-1,4-thiazepane-4-carboxamide (CAS 1705434-53-2)
- 6,7-Dihydro-5H-pyrrolo[1,2-c]imidazole (CAS 52237-16-8)
- 1-(3,4-Dimethylphenyl)ethan-1-amine hydrochloride (CAS 91251-28-4)
- 5-((1S,3S,4S)-4-((tert-butyldimethylsilyl)oxy)-3-fluorocyclohexyl)pyrazin-2-amine (CAS 1715032-85-1)
- Bisacodyl Impurity 21 (CAS CATO-C4X-203721)
- 7A-(nitromethyl)hexahydro-1H-pyrrolizine (CAS 127070-74-0)
- 2-Ethyl-2-phenylbutan-1-ol (CAS 6006-71-9)
- Natamycin Impurity 13 (CAS CATO-C4X-204013)
- N-(4-Chlorophenyl)-2-((3-(4-chlorophenyl)-4-oxo-3,4,5,6,7,8-hexahydrobenzo[4,5]thieno[2,3-d]pyrimidin-2-yl)thio)acetamide (CAS 577987-67-8)
- 1-(3,4-Dichlorobenzyl)piperidin-4-amine hydrochloride (CAS 1289386-66-8)
- Semaglutide Impurity 131 (CAS 2618647-80-4)
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