2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-5-ureidopentanoic acid CAS 161125-34-4
| CAS No. | 161125-34-4 |
| Molecular Formula | C21H23N3O5 |
| Molecular Weight | 397.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-5-ureidopentanoic acid (CAS 161125-34-4), molecular formula C21H23N3O5 and molecular weight 397.42 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-5-ureidopentanoic acid (C21H23N3O5) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 397.42 g/mol, it falls into the moderately-high-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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 2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-5-ureidopentanoic acid 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 | C21H23N3O5 |
| Molecular Weight | 397.42 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.) | 2003 |
| Nitrogen Atoms | 3 |
Related H Standards
- (((9H-Fluoren-9-yl)methoxy)carbonyl)glycyl-D-valine (CAS 2171272-26-5)
- (3-(1-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)ethyl)oxetan-3-yl)glycine (CAS 2200627-31-0)
- 2-((9H-Fluoren-9-ylidene)methyl)furan (CAS 2871-88-7)
- 2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)nonanoic acid (CAS 1697912-51-8)
- 9-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)nonanoic acid (CAS 212688-52-3)
- 3-((1-[(9h-fluoren-9-ylmethoxy)carbonyl]piperidin-4-yl)oxy)propanoic acid (CAS 1344100-07-7)
- 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-2-(4-hydroxycyclohexyl)acetic acid (CAS 1822429-85-5)
- (9H-fluoren-9-yl)methyl hydroxy(naphthalen-2-ylmethyl)carbamate (CAS 198411-66-4)
Recommended Standards
- 7-(Diethylamino)-N-(3-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)propyl)-2-oxo-2H-chromene-3-carboxamide (CAS 160291-54-3)
- 161125-38-8 5155AD C22H23NO6 Fmoc-DL-2-aminoheptanedioic acid (CAS 161125-38-8)
- (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)heptanedioic acid (CAS 1350450-51-9)
- 1,5-Dimethyl (2S)-2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}pentanedioate (CAS 1820572-04-0)
- 3'-O-Methylfluorescein (CAS 70672-05-8)
- ZIF-14 (CAS 945215-37-2)
- 3-(3-Chloro-2-fluorophenyl)propanal (CAS 1057671-06-3)
- 2-Chloro-5-nitro-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 1310404-51-3)
- 2-Methylbutyroyl carnitine (CAS 31023-25-3)
- 4-(Carboxymethyl)heptanedioic acid (CAS 16466-65-2)
- (R)-3-Amino-2-(m-tolyl)propanoic acid (CAS 1389320-27-7)
- 2-((4-(3-(4,5-Dichloro-2-methylphenyl)-4,5-dihydro-1H-pyrazol-1-yl)phenyl)sulfonyl)ethanol (CAS 35441-12-4)
- 3-Cyclopropyl-2-thioxo-1,3-diazaspiro[4.5]Decan-4-one (CAS 832741-02-3)
- Des-Pro36-37-Tirzepatide (CAS CATO-CPTD788938)
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