- (S)-Laudanosine
-
- $195.00
-
2026-05-11
- CAS:2688-77-9
- Purity: 99.86%
- Supply Ability: 10g
|
| | laudanosine Basic information |
| Product Name: | laudanosine | | Synonyms: | (+)-(S)-Laudanosine;(1S)-1,2,3,4-Tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methylisoquinoline;[1S,(+)]-1-[(3,4-Dimethoxyphenyl)methyl]-1,2,3,4-tetrahydro-6,7-dimethoxy-2-methylisoquinoline;Einecs 220-253-2;Nsc 35045;Isoquinoline, 1-[(3,4-dimethoxyphenyl)methyl]-1,2,3,4-tetrahydro-6,7-dimethoxy-2-methyl-, (1S)-;(S)-1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinoline;Cisatracurium Besylate Impurity 49 | | CAS: | 2688-77-9 | | MF: | C21H27NO4 | | MW: | 357.44 | | EINECS: | 220-253-2 | | Product Categories: | Alkaloids;Aromatics;Chiral Reagents;Heterocycles;Intermediates & Fine Chemicals;Metabolites & Impurities;Pharmaceuticals;Aromatics, Chiral Reagents, Heterocycles, Metabolites & Impurities, Pharmaceuticals, Intermediates & Fine Chemicals | | Mol File: | 2688-77-9.mol |  |
| | laudanosine Chemical Properties |
| Melting point | 89° | | alpha | D16 +106° (c = 1.6 in 97% alc); D16 +130° (chloroform); D22 +52.2 ±1.3° (chloroform); D20 +82.5° (ethanol) | | Boiling point | 490.07°C (rough estimate) | | density | 1.1729 (rough estimate) | | refractive index | 1.5614 (estimate) | | storage temp. | -20°C Freezer | | solubility | Chloroform (Slightly), Ethanol (Slightly), Methanol (Slightly, Sonicated) | | form | White to Pale Beige | | pka | 7.80±0.40(Predicted) | | color | White to off-white |
| | laudanosine Usage And Synthesis |
| Uses | Laudanosine is a metabolite of the neuromuscular-blocking drugs Atracurium (A794500) and Cisatracurium (C496700) with potentially toxic systemic effects. It crosses the blood-brain barrier and may cause excitement and seizure activity. | | Definition | ChEBI: Laudanosine is a member of isoquinolines. | | Purification Methods | Crystallise these from EtOH. The (±)-picrate crystallises from EtOH with m 177-178o. The (-)-isomer has m 83-85o and |
| | laudanosine Preparation Products And Raw materials |
|