1-(4-Methylphenyl)-2,3,4,9-tetrahydro-1H-beta-carboline-3-carboxylic acid CAS 82789-23-9
| CAS No. | 82789-23-9 |
| Molecular Formula | C19H18N2O2 |
| Molecular Weight | 306.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 1-(4-Methylphenyl)-2,3,4,9-tetrahydro-1H-beta-carboline-3-carboxylic 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.
1-(4-Methylphenyl)-2,3,4,9-tetrahydro-1H-beta-carboline-3-carboxylic acid (CAS 82789-23-9), molecular formula C19H18N2O2 and molecular weight 306.36 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C19H18N2O2, 1-(4-Methylphenyl)-2,3,4,9-tetrahydro-1H-beta-carboline-3-carboxylic acid 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 306.36 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C19H18N2O2 |
| Molecular Weight | 306.36 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.) | 1980 |
| Nitrogen Atoms | 2 |
Related Methylphenyl Standards
- 3-(4-Methylphenyl)-1-[(4-methylphenyl)methyl]-1h-pyrazole-4-carboxylic acid (CAS 956508-54-6)
- 3-{[(4-methylphenyl)methyl]sulfanyl}-5H-[1,2,4]triazino[5,6-b]indole (CAS 332166-81-1)
- 4-(4-Methylphenyl)-2-thioxo-1,2,3,4-tetrahydro-5H-indeno[1,2-d]pyrimidin-5-one (CAS 60477-76-1)
- Methyl 6-((4-methylphenyl)sulfonamido)nicotinate (CAS 209971-44-8)
- 2-[(4-Methyl-5-{[(2-methylphenyl)amino]methyl}-4H-1,2,4-triazol-3-yl)thio]acetohydrazide (CAS 1071400-69-5)
- 3-{[2-(3-Methylphenyl)pyrimidin-4-yl]oxy}benzoic acid (CAS 1170107-96-6)
- 1171051-69-6 4-{[2-(3-Methylphenyl)pyrimidin-4-yl]oxy}benzoic acid MFCD14281603 (CAS 1171051-69-6)
- 1171712-10-9 3-{[2-(4-Methylphenyl)pyrimidin-4-yl]oxy}benzoic acid MFCD14281604 (CAS 1171712-10-9)
Recommended Standards
- 1-(3,4-Dimethylphenyl)-5-methyl-N-phenyl-1H-1,2,3-triazole-4-carboxamide (CAS 866847-90-7)
- 1-(O-tolyl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic acid (CAS 534557-25-0)
- 1-(3-(1H-1,2,3-Triazol-1-yl)azetidin-1-yl)-3-(naphthalen-1-yl)propan-1-one (CAS 2034522-55-7)
- 1-(Tert-butoxycarbonyl)-2,3-dimethyl-1,2,3,4-tetrahydroquinoxaline-6-carboxylic acid (CAS 912763-35-0)
- 3-(3-(4-Methoxyphenyl)-1,2,4-oxadiazol-5-yl)aniline (CAS 885953-48-0)
- N-((6-Isopropylpyridin-3-yl)methyl)formamide (CAS 1198103-47-7)
- 2-[(3-Methylbutyl)amino]-1,3-thiazole-4-carboxylic acid (CAS 923242-51-7)
- T-2513 (CAS 288247-87-0)
- 8-methanesulfonylquinoline (CAS 5825-42-3)
- (2-Bromo-3-nitrophenyl)methanamine (CAS 1261685-05-5)
- 1-Hydroxy-7-methyllisoquinoline (CAS 26829-47-0)
- tert-Butyl [3,3'-biazetidine]-1-carboxylate hydrochloride (CAS 2007910-70-3)
- (4-Bromophenyl)(6-methylpyridin-3-yl)methanone (CAS 1187168-71-3)
- [3-31]-Semaglutide D (CAS C152H230N42O47)
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