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Leonurine hydrochloride

Leonurine hydrochloride ??? ???
?? ??:
24697-74-3
???:
Leonurine hydrochloride
???(??):
Leonurine;Leonurin;SCM-198;LEONURINE HCL;Leonurine (7CI);Leonurine (SCM-198);leonurine hydrochloride;4-Guanidinobutyl syringate;4-Guanidino-1-butanol syringate;Leonurine hydrochloride USP/EP/BP
CBNumber:
CB1547245
???:
C14H21N3O5
??? ??:
311.33
MOL ??:
24697-74-3.mol

Leonurine hydrochloride ??

???
238 °C
?? ?
496.7±55.0 °C(Predicted)
??
1.29±0.1 g/cm3(Predicted)
?? ??
Keep in dark place,Inert atmosphere,2-8°C
???
DMSO: ???2mg/mL, ??(??)
?? ?? (pKa)
8.26±0.25(Predicted)
??? ??
??
??
???? ????
???
??? ?? ?????? 1? ?? ??????. DMSO? ???? -20°C?? ?? 1?? ?? ??? ? ????.
InChIKey
WNGSUWLDMZFYNZ-UHFFFAOYSA-N
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? Xi
?? ???? ?? 36/37/38
????? 26-24/25
WGK ?? 3
HS ?? 29399990
????(GHS): GHS hazard pictograms
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H315 ??? ??? ??? ????? ?? ????? ?? 2 ?? GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 ?? ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 2A ?? GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 ?? ???? ??? ? ?? ?? ???? ?? - 1? ??;???? ?? ?? 3 ?? GHS hazard pictograms
??????:
P261 ??·?·??·???·??·...·????? ??? ????.
P264 ?? ??? ?? ??? ????.
P264 ?? ??? ?? ??? ????.
P271 ?? ?? ??? ? ?? ???? ?????.
P280 ????/???/???/?????? ?????.
P302+P352 ??? ??? ??? ?? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
NFPA 704
0
2 0

Leonurine hydrochloride C??? ??, ??, ??

??

An amorphous alkaloid, leonurine has been obtained from the leaves of Leonurus sibiricus L. and is characterized as the crystalline hydrochloride hydra te, m.p. 19l-4°C. Hydrolysis yields syringic acid and Q-hydroxybutylguanidine. The total synthesis of the alkaloid has been achieved, confirming the above structure.

??

Leonurine is a pseudoalkaloid that has been isolated from Leonotis leonurus. A natural product with antioxidant, anti-inflammatory and cardioprotective properties for the treatment of wild variety of conditions including stroke, cerebral thrombosis and cardiovascular diseases.

?? ??

Kubota, Nakajima., Nippon Yakubusugaku Zasshi., 163 (1930)
Goto et al., Tetrahedron Lett., 545 (1962)
Total synthesis:
Kishi et al., Tetrahedron Lett., 637 (1968)

Leonurine hydrochloride ?? ?? ? ???

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?? ??


Leonurine hydrochloride ?? ??

???( 296)?? ??
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Leonurine hydrochloride ?? ??:

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