Lappaconitine HCl

    WARNING: This product is for research use only, not for human or veterinary use.

MedKoo CAT#: 598396

CAS#: 767350-42-5

Description: Lappaconitine HCl is a centrally acting non-opioid analgesic agent and class-I antiarrhythmic agent. Binds to the site-2 receptor and irreversibly blocks hH1 sodium channels. Shows analgesic effects in vivo. Orally active.

Chemical Structure

Lappaconitine HCl
CAS# 767350-42-5

Theoretical Analysis

MedKoo Cat#: 598396
Name: Lappaconitine HCl
CAS#: 767350-42-5
Chemical Formula: C32H45ClN2O8
Exact Mass:
Molecular Weight: 621.16
Elemental Analysis: C, 61.88; H, 7.30; Cl, 5.71; N, 4.51; O, 20.61

Price and Availability

This product is not in stock, which may be available by custom synthesis. For cost-effective reason, minimum order is 1g (price is usually high, lead time is 2~3 months, depending on the technical challenge). Quote less than 1g will not be provided. To request quote, please email to sales or click below button.
Note: Price will be listed if it is available in the future.

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Synonym: Lappaconitine hydrochloride; Lappaconitine HCl;

IUPAC/Chemical Name: (3S,6S,6aS,7S,7aS,8S,9R,10S,11aS,12S,12aR,14S)-1-ethyl-7a,11a-dihydroxy-6,8,10-trimethoxydodecahydro-2H-3,6a,12-(epiethane[1,1,2]triyl)-7,9-methanonaphtho[2,3-b]azocin-3(4H)-yl 2-acetamidobenzoate hydrochloride


InChi Code: InChI=1S/C32H44N2O8.ClH/c1-6-34-16-29(42-28(36)18-9-7-8-10-21(18)33-17(2)35)12-11-25(40-4)31-23(29)14-20(26(31)34)30(37)15-22(39-3)19-13-24(31)32(30,38)27(19)41-5;/h7-10,19-20,22-27,37-38H,6,11-16H2,1-5H3,(H,33,35);1H/t19-,20+,22+,23-,24+,25+,26-,27+,29-,30+,31+,32+;/m1./s1

SMILES Code: CCN1C[C@]2(OC(c3c(NC(C)=O)cccc3)=O)CC[C@H](OC)[C@@]45[C@@H]2C[C@H]([C@@]6(O)C[C@H](OC)[C@H]7C[C@@H]5[C@]6(O)[C@H]7OC)[C@H]41.Cl

Appearance: Solid powder

Purity: >98% (or refer to the Certificate of Analysis)

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility: Soluble in DMSO

Shelf Life: >3 years if stored properly

Drug Formulation: This drug may be formulated in DMSO

Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code: 2934.99.03.00

Preparing Stock Solutions

The following data is based on the product molecular weight 621.16 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL

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1: Xu H, Zhong H, Liu M, Xu C, Gao Y. Lappaconitine-loaded microspheres for parenteral sustained release: effects of formulation variables and in vitro characterization. Pharmazie. 2011 Sep;66(9):654-61. PubMed PMID: 22026119.

2: Yang F, Ito Y. Preparative separation of lappaconitine, ranaconitine, N-deacetyllappaconitine and N-deacetylranaconitine from crude alkaloids of sample Aconitum sinomontanum Nakai by high-speed counter-current chromatography. J Chromatogr A. 2002 Jan 18;943(2):219-25. PubMed PMID: 11833641.