PF-04447943 CAS 1082744-20-4
| CAS No. | 1082744-20-4 |
| Molecular Formula | C20H25N7O2 |
| Molecular Weight | 395.46 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 PF-04447943.
CATO supplies PF-04447943 (CAS 1082744-20-4), a certified reference material (molecular formula C20H25N7O2, MW 395.46 g/mol) for analytical method development and quality control.
Based on its molecular formula C20H25N7O2, PF-04447943 contains a steroid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 395.46 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
As a certified reference material (CRM), PF-04447943 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 | C20H25N7O2 |
| Molecular Weight | 395.46 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 7 |
Recommended Standards
- Velagliflozin (CAS 946525-65-1)
- ASC-82 (APY82) (CAS 1216665-58-5)
- Landiolol Impurity 7 (CAS 190601-22-0)
- 1-(4-(2-Bromobenzoyl)-1H-pyrrol-2-yl)-2,2,2-trichloroethan-1-one (CAS 477852-47-4)
- 1-{4-[4-(3-Piperidinylmethoxy)phenyl]-1-piperazinyl}-1-ethanone 4123AF 946758-35-6 C18H27N3O2 (CAS 946758-35-6)
- 4-(4-(Bromomethyl)phenyl)morpholine hydrobromide (CAS 2137573-54-5)
- 1-Methanesulfonyl-3,3-dimethylpiperazine (CAS 141923-89-9)
- 6-Chloro-2,5-dimethylpyrimidin-4(1H)-one (CAS 1194-73-6)
- tert-butyl N-(7-bromoimidazo[2,1-f][1,2,4]triazin-4-yl)carbamate (CAS 2328091-02-5)
- (e)-4-((3-Cyano-4,5,6,7-tetrahydrobenzo[b]thiophen-2-yl)amino)-4-oxobut-2-enoic acid (CAS 299953-51-8)
- 8-Methyl-2-pyridin-4-ylquinoline-4-carbonyl-chloride hydrochloride (CAS 1332531-34-6)
- 3-(5-Formylfuran-2-yl)-4-methylbenzoic acid (CAS 591210-45-6)
- 5-Methoxy-6-methylpyridine-2,3,4-tricarboxylic acid (CAS 874493-16-0)
- Semaglutide impurity 58 (CAS CATO-C4X-222658)
Why CATO?
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