Lappaconite Hydrobromide
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Post Date:
Aug 26,2017
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Expiry Date:
Aug 26,2018
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Detailed Description:
Cas No. :97792-45-5
Specs:Assay: 96% min
Molecular Formula:C32H44N208•HBr•H20
Molecular Weight:683.64
Appearance: Off-white to white crystal
Identification:
1) Add silver nitrate solution to Lappaconite h/b solution, light yellow curdy
precipitate appears.
2) Maximum absorption is at the wavelength of 246nm and 252nm.
3) Drip 1 drop of Dragendorff testing solution to Lappaconite h/b solution, bisque precipitate appears
Solubility:
Soluble in methanol, slightly soluble in water, little soluble in ethanol, insoluble in chloroform.
Melting point: 217-221℃
Specific rotation: +29.5~32.5°
Assay: 96% min.
Moisture: 0.5% max.
Heavy metal: 20ppm max.
Packing: 1kg/ Aluminum foil bag
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CAS Registry Number:
97792-45-5
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Synonyms:
;(1a,14a,16b)-20-Ethyl-1,14,16-trimethoxyaconitane-4,8,9-triol 4-(2-(acetylamino)benzoate) hydrobromide;Allapinine;Lappaconite Hydrobromide;Lappaconitin hydrobromide;
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Molecular Formula:
C32H45BrN2O8
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Molecular Weight:
665.6123
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Molecular Structure:
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