(S)-2-(((Benzyloxy)carbonyl)amino)-3-(5-hydroxy-1H-indol-3-yl)propanoic acid CAS 98409-91-7
| CAS No. | 98409-91-7 |
| Molecular Formula | C19H18N2O5 |
| Molecular Weight | 354.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 354.36 g/mol gives (S)-2-(((Benzyloxy)carbonyl)amino)-3-(5-hydroxy-1H-indol-3-yl)propanoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(S)-2-(((Benzyloxy)carbonyl)amino)-3-(5-hydroxy-1H-indol-3-yl)propanoic acid (CAS 98409-91-7) is a high-purity analytical reference standard with the molecular formula C19H18N2O5 and a molecular weight of 354.36 g/mol.
(S)-2-(((Benzyloxy)carbonyl)amino)-3-(5-hydroxy-1H-indol-3-yl)propanoic acid (C19H18N2O5) contains a flavonoid core, an amide 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), (S)-2-(((Benzyloxy)carbonyl)amino)-3-(5-hydroxy-1H-indol-3-yl)propanoic acid 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 | C19H18N2O5 |
| Molecular Weight | 354.36 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.) | 1985 |
| Nitrogen Atoms | 2 |
Related S Standards
- 3-(3-(4-(Benzyloxy)-3-methoxyphenyl)-1,2,4-oxadiazol-5-yl)propanoic acid (CAS 889946-66-1)
- 2-(4-(Benzyloxy)butyl)-4,6-dimethoxy-3-methylbenzofuran (CAS 831171-02-9)
- Methyl 2-{[(benzyloxy)carbonyl]amino}-3-(4,5-dihydro-1,3-thiazol-2-ylsulfanyl)propanoate (CAS 691880-97-4)
- (S)-4-(benzyloxy)-2-((1-methylpyrrolidin-2-yl)methoxy)-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine (CAS 2206743-00-0)
- 3-(Benzyloxy)-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)benzoic acid (CAS 2377610-61-0)
- 3-(Benzyloxy)-4-hydroxy-5-iodobenzaldehyde (CAS 264278-45-7)
- 1-(3-(Benzyloxy)pyridin-2-yl)-3-(3-chlorophenyl)urea (CAS 877459-37-5)
- 3-(Benzyloxy)-2-(3-((tert-butyldimethylsilyl)oxy)prop-1-yn-1-yl)pyridine (CAS 1228666-14-5)
Recommended Standards
- (3R)-4-Amino-3-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]-4-oxobutanoic acid (CAS 200335-41-7)
- 1-Allyl-8-(2-(4-hydroxybenzylidene)hydrazinyl)-3,7-dimethyl-3,7-dihydro-1H-purine-2,6-dione (CAS 887200-64-8)
- (2S)-2-[(4,7-Dimethoxy-1H-indol-2-yl)formamido]-2-phenylacetic acid (CAS 956951-92-1)
- 2-((S)-2-((S)-2-((S)-2-Amino-3-(1H-imidazol-4-yl)propanamido)propanamido)propanamido)acetic acid (CAS 920281-91-0)
- 2-(3-Nitrophenyl)nicotinaldehyde (CAS 289469-76-7)
- 3-(4-Chlorobenzoyl)-4-methylpyridine (CAS 158978-16-6)
- 3-(4-Methoxy-3-nitrophenyl)acrylic acid (CAS 58435-22-6)
- 6-(2,2,2-Trifluoroethoxy)pyridine-3-carbonitrile (CAS 159981-18-7)
- Doxepin Hydrochloride EP Impurity A (CAS 4504-87-4)
- tert-Butyl (2-(2-iodoethoxy)ethyl)carbamate (CAS 629626-40-0)
- 6-Fluorospiro[4H-3,1-benzoxazine-4,4'-piperidin]-2(1H)-one (CAS 92926-32-4)
- (1R,4r)-4-(azidomethyl)cyclohexane-1-carboxylic acid (CAS 170811-10-6)
- 2-(4-Bromophenyl)-2-(4-(tert-butoxycarbonyl)piperazin-1-yl)acetic acid (CAS 763109-75-7)
- Semaglutide impurity 83 (CAS CATO-C4X-222683)
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