1-(3,4,5-Trimethoxyphenyl)-2-(triphenylphosphoranylidene)ethanone CAS 122682-77-3
| CAS No. | 122682-77-3 |
| Molecular Formula | C29H27O4P |
| Molecular Weight | 470.50 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO supplies 1-(3,4,5-Trimethoxyphenyl)-2-(triphenylphosphoranylidene)ethanone (CAS 122682-77-3), a certified reference material (molecular formula C29H27O4P, MW 470.50 g/mol) for analytical method development and quality control.
Structurally, 1-(3,4,5-Trimethoxyphenyl)-2-(triphenylphosphoranylidene)ethanone (C29H27O4P) contains a steroid core, a phosphate ester group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 16.5, corresponding to approximately 16 ring(s) or double-bond equivalent(s). With a molecular weight of 470.50 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures 1-(3,4,5-Trimethoxyphenyl)-2-(triphenylphosphoranylidene)ethanone 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 | C29H27O4P |
| Molecular Weight | 470.50 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 16.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
Related Trimethoxyphenyl Standards
- 4-[(2E)-3-(2,3,4-Trimethoxyphenyl)prop-2-enoyl]phenyl 4-tert-butylbenzoate (CAS 288306-49-0)
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- 4-[(2E)-3-(2,3,4-Trimethoxyphenyl)prop-2-enoyl]phenyl 4-nitrobenzoate (CAS 288306-48-9)
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- 13-(3,4,5-Trimethoxyphenyl)-2,10,16-trioxapentacyclo[12.8.0.0^{3,12}.0^{4,9}.0^{17,22}]docosa-1(14),3(12),4(9),5,7,17(22),18,20-octaene-11,15-dione (CAS 375359-23-2)
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- Upadacitinib Impurity 106 (CAS CATO-C4X-2405106)
- (R)-2'-(Diphenylphosphinyl)-[1,1'-binaphthalen]-2-ol (CAS 132548-91-5)
- 5-Hydroxy-7-methyl-4-phenyl-2H-chromen-2-one (CAS 52604-30-5)
- 2-(2-(3-Aminopropoxy)ethoxy)ethan-1-ol (CAS 112-33-4)
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- tert-Butyl N-[2-(4-fluorophenyl)-2-oxoethyl]carbamate (CAS 877319-43-2)
- 5,7-Dimethyl-2-(pyridin-4-yl)indoline (CAS 591757-05-0)
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- 2-Bromo-4-chlorothieno[3,2-c]pyridine (CAS 28948-61-0)
- Sperm Activating Peptide, Sea Urchin (CAS 140653-27-6)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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