(2R,3aR,7aS)-rel-Octahydro-indole-2-carboxylic acid (mixture of isomers) CAS 87679-51-4
| CAS No. | 87679-51-4 |
| Molecular Formula | C9H15NO2 |
| Molecular Weight | 169.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, (2R,3aR,7aS)-rel-Octahydro-indole-2-carboxylic acid (mixture of isomers) (C9H15NO2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 169.22 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
(2R,3aR,7aS)-rel-Octahydro-indole-2-carboxylic acid (mixture of isomers) (CAS 87679-51-4) is a high-purity analytical reference standard with the molecular formula C9H15NO2 and a molecular weight of 169.22 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
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 | C9H15NO2 |
| Molecular Weight | 169.22 g/mol |
| Appearance | White to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 1 |
Recommended Standards
- (2E)-3-(3,5-dimethyl-1H-pyrrol-2-yl)prop-2-enoic acid (CAS 773130-87-3)
- (2S)-Methyl 5-allylpyrrolidine-2-carboxylate (CAS 637355-27-2)
- (2-(2-(Dimethylamino)ethyl)-1H-imidazol-4-yl)methanol (CAS 756772-73-3)
- (2S,3S)-3-(4-amino-3-methyl-1H-pyrazol-1-yl)butan-2-ol (CAS 2433769-25-4)
- 2-(2-Chloro-4-fluorophenyl)ethanol (CAS 214262-87-0)
- 1-(3-Nitrophenyl)-4-(3-(trifluoromethyl)phenyl)-1H-pyrazole (CAS 318288-94-7)
- 1-(Pentan-3-yl)-1h-pyrazol-3-amine (CAS 1240569-95-2)
- Difenidol Impurity 8 HCl (CAS 17874-62-3)
- N-(5-Methylbenzo[d]thiazol-2-yl)-2-(pyrimidin-2-ylamino)acetamide (CAS 64126-62-1)
- (4-Ethynylphenyl)trimethylsilane (CAS 16116-92-0)
- N-(3-(Trimethoxysilyl)propyl)butylamine (CAS 31024-56-3)
- 2-Fluoro-6-methoxybenzeneboronic acid pinacol ester, 97% (CAS 1599432-41-3)
- N-[(3-Phenyl-1,2-oxazol-5-yl)methyl]formamide (CAS 439110-89-1)
- Semaglutide impurity 229 (CAS CATO-C4X-2226229)
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