(R)-2-(Fmoc-amino)-6-[3-[(2,2,4,6,7-pentamethyl-2,3-dihydrobenzofuran-5-yl)sulfonyl]guanidino]hexanoic Acid CAS 1313054-60-2
| CAS No. | 1313054-60-2 |
| Molecular Formula | C35H42N4O7S |
| Molecular Weight | 662.80 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(R)-2-(Fmoc-amino)-6-[3-[(2,2,4,6,7-pentamethyl-2,3-dihydrobenzofuran-5-yl)sulfonyl]guanidino]hexanoic Acid (CAS 1313054-60-2) is a high-purity analytical reference standard with the molecular formula C35H42N4O7S and a molecular weight of 662.80 g/mol.
(R)-2-(Fmoc-amino)-6-[3-[(2,2,4,6,7-pentamethyl-2,3-dihydrobenzofuran-5-yl)sulfonyl]guanidino]hexanoic Acid (C35H42N4O7S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.
CATO manufactures (R)-2-(Fmoc-amino)-6-[3-[(2,2,4,6,7-pentamethyl-2,3-dihydrobenzofuran-5-yl)sulfonyl]guanidino]hexanoic 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 | C35H42N4O7S |
| Molecular Weight | 662.80 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related R Standards
- Fmoc-alpha-Me-L-Arg(Pbf)-OH (CAS 2124196-74-1)
- Fmoc-Arg(Pbf)-OMe (CAS 1998701-23-7)
- Fmoc-N-Me-D-Arg(Pbf)-OH (CAS 2044710-57-6)
- Fmoc-N-Me-Arg(Pbf)-OH (CAS 913733-27-4)
- Fmoc-Arg(Me)(Pbf)-OH (CAS 1135616-49-7)
- Fmoc-Arg(Pmc)-OH (CAS 119831-72-0)
- Fmoc-D-Arg(Pmc)-OH (CAS 157774-30-6)
- Fmoc-HomoArg(pbf) (CAS 401915-53-5)
Recommended Standards
- Irbesartan Impurity 11 (CAS 1346598-52-4)
- (R)-3-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-6-(3-((2,2,4,6,7-pentamethyl-2,3-dihydrobenzofuran-5-yl)sulfonyl)guanidino)hexanoic acid (CAS 1392219-39-4)
- (S,R,S)-AHPC-PEG3-propionic acid (CAS 2140807-42-5)
- Ceftibuten Impurity 6 (CAS CATO-C4X-18906)
- 6-Ethoxy-3-(hydroxymethyl)quinolin-2(1H)-one (CAS 333408-55-2)
- 4,4,4-Trifluoro-3-(trimethyl-1h-pyrazol-4-yl)butanoic acid (CAS 1375473-90-7)
- Furan-3-ylmethanamine hydrochloride (CAS 131052-43-2)
- 2-(Aminomethyl)-3-methylbutanoic acid hydrochloride (CAS 243857-26-3)
- 1-(1-Methyl-1h-pyrrol-2-yl)cyclopropane-1-carbonitrile (CAS 1427020-46-9)
- (4-((2-(Dimethylamino)ethyl)sulfonyl)phenyl)boronic acid (CAS 1232424-25-7)
- N-(tert-Butyl)-4-((2-oxoimidazolidine-1-carboxamido)methyl)piperidine-1-carboxamide (CAS 1797793-52-2)
- 2-Methyl-1H-imidazole-4,5-dicarbonitrile (CAS 40056-53-9)
- Ethyl 2-(ethylimino)-4-(trifluoromethyl)-2,3-dihydrothiazole-5-carboxylate (CAS 937597-94-9)
- KALA Amphipathic Peptide (CAS 187987-64-0)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com