(1R)-Cis-9,10-dimethoxy-2-methyl-2,6,7,11b-tetrahydro-1H-pyrido[2,1-a]isoquinoline-3-carbaldehyde CAS 154819-52-0
| CAS No. | 154819-52-0 |
| Molecular Formula | C17H21NO3 |
| Molecular Weight | 287.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(1R)-Cis-9,10-dimethoxy-2-methyl-2,6,7,11b-tetrahydro-1H-pyrido[2,1-a]isoquinoline-3-carbaldehyde (CAS 154819-52-0), molecular formula C17H21NO3 and molecular weight 287.35 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C17H21NO3, (1R)-Cis-9,10-dimethoxy-2-methyl-2,6,7,11b-tetrahydro-1H-pyrido[2,1-a]isoquinoline-3-carbaldehyde contains a steroid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 287.35 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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.
As a certified reference material (CRM), (1R)-Cis-9,10-dimethoxy-2-methyl-2,6,7,11b-tetrahydro-1H-pyrido[2,1-a]isoquinoline-3-carbaldehyde 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 | C17H21NO3 |
| Molecular Weight | 287.35 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2001 |
| Nitrogen Atoms | 1 |
Recommended Standards
- {4-fluoro-3-[(4-methylpiperidin-1-yl)sulfonyl]phenyl}methanol (CAS 1497773-50-8)
- (2R,3S)-3-((S)-1-(tert-butoxycarbonyl)pyrrolidin-2-yl)-3-methoxy-2-methylpropanoic acid (CAS 157967-06-1)
- (2S,4R)-4-(tert-butoxy)-1-(tert-butoxycarbonyl)pyrrolidine-2-carboxylic acid (CAS 148983-07-7)
- (2S,3S)-3-((S)-1-(tert-butoxycarbonyl)pyrrolidin-2-yl)-3-methoxy-2-methylpropanoic acid (CAS 157967-07-2)
- N-Boc-S-methylisothiourea (CAS 173998-77-1)
- 4-((1-Phenyl-1h-tetrazol-5-yl)thio)butanenitrile (CAS 381673-09-2)
- (2E)-bromohexenoic acid 125452-72-4 (CAS 125452-72-4)
- 1-Methylcyclobutanamine (CAS 40571-47-9)
- 1-(5-Amino-3,5-dimethyl-4,5-dihydro-1H-pyrazol-1-yl)ethanone (CAS 175880-94-1)
- 2-(3,4,5-trimethyl-1H-pyrazol-1-yl)acetaldehyde (CAS 1170098-09-5)
- 2-Methoxy-6-(6-phenyl-hex-1-enyl)-benzoic acid methyl ester (CAS 1171924-73-4)
- 2-(3,5-Dimethylbenzenesulfonyl)quinoxaline (CAS 338394-67-5)
- 2-(4-(4-Nitrophenyl)piperazin-1-yl)quinoxaline (CAS 241146-77-0)
- Tau Peptide (244-274) (Repeat 1 Domain) trifluoroacetate salt (CAS 330456-24-1)
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