Chloro(ethynyldiphenylphosphine)gold CAS 148696-06-4
| CAS No. | 148696-06-4 |
| Molecular Formula | C14H11AuClP |
| Molecular Weight | 442.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including Chloro(ethynyldiphenylphosphine)gold.
Chloro(ethynyldiphenylphosphine)gold (CAS 148696-06-4), molecular formula C14H11AuClP and molecular weight 442.63 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C14H11AuClP, Chloro(ethynyldiphenylphosphine)gold contains organophosphorus functionality, chlorine substitution, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 442.63 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.
As a certified reference material (CRM), Chloro(ethynyldiphenylphosphine)gold 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.
Physical & Chemical Properties
| Molecular Formula | C14H11AuClP |
| Molecular Weight | 442.63 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1999 |
| Halogen Content | Cl-containing |
Related Chloro Standards
- 1-(4-Chloro-5-methyl-3-(1,2,2,2-tetrafluoro-1-(perfluoropropoxy)ethyl)-1H-pyrazol-1-yl)ethan-1-one (CAS 231301-31-8)
- 3-Chloro-2-(3,4-dichlorophenyl)-5-phenyl-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine (CAS 477858-78-9)
- 1-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-3-phenyl-6-(trifluoromethyl)-1H-pyrazolo[4,3-b]pyridine (CAS 339106-67-1)
- N'-[3-(2-Chloro-6-fluorophenyl)-5-methyl-1,2-oxazole-4-carbonyl]-6-(trifluoromethyl)pyridine-3-carbohydrazide (CAS 1092346-16-1)
- 5-Chloro-N-(2,4-difluorophenyl)-2-oxo-1-(4-(trifluoromethyl)benzyl)-1,2-dihydropyridine-3-carboxamide (CAS 338977-82-5)
- 5-Chloro-N-(2,4-difluorophenyl)-6-oxo-1-(3-(trifluoromethyl)benzyl)-1,6-dihydropyridine-3-carboxamide (CAS 339024-18-9)
- 4-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)(methyl)amino)-5-methyl-2-(4-nitrobenzyl)-2,4-dihydro-3H-1,2,4-triazol-3-one (CAS 860786-15-8)
- N-(2-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]amino}ethyl)-2-[(1,3-dioxo-2,3-dihydro-1H-isoindol-2-yl)oxy]acetamide (CAS 339096-77-4)
Recommended Standards
- 6-Hydroxy-2-(4-((6-methyloctyl)oxy)phenyl)-5-octylpyrimidin-4(1H)-one (CAS 116547-06-9)
- 1,3-O-Benzylidene-2-linoleoyl-(rac)-glycerol (CAS 56648-80-7)
- Perospirone Impurity 54 (CAS CATO-C4X-245854)
- 17-alpha-Hydroxy Progesterone Enanthate (CAS 4596-16-1)
- 4-Bromo-6-fluoro-5-methyl-1H-indole (CAS 2304924-28-3)
- 3-Chloro-6-(2-fluorophenyl)-4-methylpyridazine (CAS 118270-17-0)
- 2-(Aminomethyl)-5-(difluoromethyl)-3-fluoropyridine-6-carboxaldehyde (CAS 1804371-65-0)
- 2-(Bromomethyl)-3,3,3-trifluoropropanamide (CAS 1868-52-6)
- (4-Aminopiperidin-1-yl)(6-chloropyridin-3-yl)methanone (CAS 1027011-03-5)
- 2,2-(1E,1E)-(Ethane-1,2-diylbis(azan-1-yl-1-ylidene))bis(methan-1-yl-1-ylidene)diphenol (CAS 129409-01-4)
- (2-methoxy-5-methylphenyl)methanethiol (CAS 1016761-53-7)
- 1-(Quinazolin-4-yl)piperidine-4-carboxylic acid (CAS 685862-10-6)
- 2-Chloro-4-(3-chlorophenyl)-1,3,5-triazine (CAS 1053658-39-1)
- [y-Glu15]-Semaglutide Impurity 134 (CAS CATO-C4X-2226134)
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