N-4-Phenyl a-Benzylidene-d5 Isobutyrylacetamide CAS 222412-73-9
| CAS No. | 222412-73-9 |
| Molecular Formula | - |
| Molecular Weight | 298.39 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 N-4-Phenyl a-Benzylidene-d5 Isobutyrylacetamide (CAS 222412-73-9), a certified reference material (molecular formula C19H14D5NO2, MW 298.39 g/mol) for analytical method development and quality control.
Owing to deuterium isotope labeling, a steroid core, an amide group, a hydroxyl group, an ether linkage, N-4-Phenyl a-Benzylidene-d5 Isobutyrylacetamide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 298.39 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), N-4-Phenyl a-Benzylidene-d5 Isobutyrylacetamide 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 | C19H14D5NO2 |
| Molecular Weight | 298.39 g/mol |
| Appearance | Pale yellow to 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) | 13.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2020 |
| Nitrogen Atoms | 1 |
Recommended Standards
- 5-Methyl-N2-(4-(4-methylpiperazin-1-yl)phenyl)pyrimidine-2,4-diamine (CAS 936092-52-3)
- TP0427736 (CAS 864374-00-5)
- 4-{6-methyl-[1,2,4]triazolo[3,2-b][1,3]thiazol-5-yl}-2-phenyl-1,3-thiazole (CAS 478067-25-3)
- Tris(3,5-dimethyl-1-pyrazolyl)methane (CAS 28791-97-1)
- Methyl 7-chloro-4-oxo-1,4-dihydroquinoline-3-carboxylate (CAS 133514-23-5)
- 3-(Methylthio)-4-oxo-4,5,6,7-tetrahydrobenzo[c]thiophene-1-carboxylic acid (CAS 168279-58-1)
- Methyl 6-bromopyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 1263060-83-8)
- 6-(1-Ethylcyclohexyl)pyridazin-3(2H)-one (CAS 88372-17-2)
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- Semaglutide impurity 255 (CAS CATO-C4X-2226255)
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