(S)-4-(3,4-Dimethoxy-phenyl)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-butyric acid CAS 1260616-59-8
| CAS No. | 1260616-59-8 |
| Molecular Formula | C27H27NO6 |
| Molecular Weight | 461.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, (S)-4-(3,4-Dimethoxy-phenyl)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-butyric acid (C27H27NO6) 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 461.51 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).
(S)-4-(3,4-Dimethoxy-phenyl)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-butyric acid (CAS 1260616-59-8) is a high-purity analytical reference standard with the molecular formula C27H27NO6 and a molecular weight of 461.51 g/mol.
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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C27H27NO6 |
| Molecular Weight | 461.51 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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.) | 1990 |
| Nitrogen Atoms | 1 |
Related S Standards
- 2-(4-((3,5-Dimethoxy-4-methyl-N-(3-phenylpropyl)benzamido)methyl)phenyl)acetic acid (CAS 638132-34-0)
- 6,7-Dimethoxy-3-(4-methoxybenzyl)-2-((2-methylbenzyl)thio)quinazolin-4(3H)-imine (CAS 477848-73-0)
- 1-(4-((6,7-Dimethoxy-3,4-dihydroisoquinolin-1-yl)methyl)phenyl)-3-(2-nitrophenyl)urea (CAS 1024068-70-9)
- 1-(4-((6,7-Dimethoxy-3,4-dihydroisoquinolin-1-yl)methyl)phenyl)-3-(4-ethoxyphenyl)urea (CAS 1023501-44-1)
- 1024192-03-7 1-(4-((6,7-Dimethoxy(3,4-dihydroisoquinolyl))methyl)phenyl)-3-(2-methoxy-5-methylphenyl)urea MFCD03839396 (CAS 1024192-03-7)
- 1-(4-((6,7-Dimethoxy-3,4-dihydroisoquinolin-1-yl)methyl)phenyl)-3-(2-ethoxyphenyl)urea (CAS 1024229-45-5)
- 5-(1-(3,4-Dimethoxy-5-(methylselanyl)phenyl)vinyl)-2-methoxyphenyl dihydrogen phosphate (CAS 2123478-22-6)
- 1024259-73-1 1-(4-((6,7-Dimethoxy(3,4-dihydroisoquinolyl))methyl)phenyl)-3-(2-chloro-5-methylphenyl)urea MFCD03839380 (CAS 1024259-73-1)
Recommended Standards
- (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4-(2,4-dimethoxyphenyl)butanoic acid (CAS 1260616-55-4)
- 4-(3,4-Bis(benzyloxy)benzylidene)-2-phenyloxazol-5(4H)-one (CAS 15342-57-1)
- (R)-3-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-2-(2,4-dimethoxybenzyl)propanoic acid (CAS 1260614-12-7)
- N-(2-(4-(2-Methoxyphenyl)piperazin-1-yl)ethyl)-4-nitro-N-(pyridin-2-yl)benzamide (CAS 155204-27-6)
- (R)-Methyl 2-amino-3-(4-aminophenyl)propanoate dihydrochloride (CAS 240429-07-6)
- 3-Cyclopropoxy-5-nitroaniline (CAS 1243349-89-4)
- 1-(Phenylsulfonyl)piperidin-4-amine (CAS 228259-70-9)
- BMS-986104 (CAS 1622180-31-7)
- 3-(4-(2-Fluorophenyl)pyridin-2-yl)-1,2,4-oxadiazol-5(4H)-one (CAS 1219454-11-1)
- [1,1':4',1'':4'',1'''-Quaterphenyl]-3,3''',5,5'''-tetracarbaldehyde (CAS 2459652-59-4)
- N,N,N-trimethyl-2-(phenyl(o-tolyl)methoxy)ethan-1-aminium methyl sulfate (CAS 89066-67-1)
- 2-Fluoro-4-(2-methoxyethoxy)-5-nitrobenzenesulfonyl chloride (CAS 1094231-34-1)
- Rivaroxaban Impurity 91 (CAS 7283-96-7)
- Liraglutide Impurity 22 (CAS 536721-25-2)
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