239466-40-1 ACE056 Acetic acid, 2-[4-hydroxy-1-(triphenylmethyl)-3-piperidinylidene]-, ethyl ester, (2E)- CAS 239466-40-1
| CAS No. | 239466-40-1 |
| Molecular Formula | C28H29NO3 |
| Molecular Weight | 427.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
239466-40-1 ACE056 Acetic acid, 2-[4-hydroxy-1-(triphenylmethyl)-3-piperidinylidene]-, ethyl ester, (2E)- (CAS 239466-40-1), molecular formula C28H29NO3 and molecular weight 427.53 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 239466-40-1 ACE056 Acetic acid, 2-[4-hydroxy-1-(triphenylmethyl)-3-piperidinylidene]-, ethyl ester, (2E)- (C28H29NO3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 15.0, corresponding to approximately 15 ring(s) or double-bond equivalent(s). With a molecular weight of 427.53 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 239466-40-1 ACE056 Acetic acid, 2-[4-hydroxy-1-(triphenylmethyl)-3-piperidinylidene]-, ethyl ester, (2E)- 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 | C28H29NO3 |
| Molecular Weight | 427.53 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
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