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chelidonine

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Origin: China

Cas No: 476-32-4

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

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Product Description

Property

CAS No.: 476-32-4 Formula: C20H19NO5 Molecular Weight: 353.36900

Description

Chelidonine is an isolate of Papaveraceae with acetylcholinesterase and butyrylcholinesterase inhibitory activity. (Citation needed)

Basic Info

Chemical Name	chelidonine
Synonyms	Khelidonin; Stylophorin; Chelidonin; Helidonine; Chelidonine;
CAS No.	476-32-4
Molecular Formula	C20H19NO5
Molecular Weight	353.36900
PSA	60.39000
LogP	2.26920

Properties

Density	1.422g/cm3
Boiling Point	507.4ºC at 760 mmHg
Melting Point	135-140ºC
Flash Point	260.7ºC
Refractive Index	1.667
Storage Condition	2-8ºC
Vapor Pressure	4.06E-11mmHg at 25°C

Safety Info

Safety Statements	S20-S36/37-S45
HS Code	2933990090
RIDADR	UN 2811
Risk Statements	R20/21/22; R25
Hazard Codes	Xn

Synthesis Route

(+)-11,12-isopropylidenedioxy-5-methyl-2,3:7,8-bis(methylenedioxy)-4b,5,6,10b,11,12-hexahydrobenzo[c]phenanthridine→chelidonine
benzyl (5bR,5cR,6aS,11bS)-5b,6a,11b,13-tetrahydro-[1,3]dioxolo[4',5':4,5]benzo[1,2-c][1,3]dioxolo[4,5-i]oxireno[2,3-a]phenanthridine-12(5cH)-carboxylate→chelidonine
(-)-5-methyl-2,3:7,8-bis(methylenedioxy)-10b-triethylsilyloxy-4b,10b,11,12-tetrahydrobenzo[c]phenanthridin-6(5H)-one→chelidonine

Precursor

(+)-11,12-isopropylidenedioxy-5-methyl-2,3:7,8-bis(methylenedioxy)-4b,5,6,10b,11,12-hexahydrobenzo[c]phenanthridine
benzyl (5bR,5cR,6aS,11bS)-5b,6a,11b,13-tetrahydro-[1,3]dioxolo[4',5':4,5]benzo[1,2-c][1,3]dioxolo[4,5-i]oxireno[2,3-a]phenanthridine-12(5cH)-carboxylate
(-)-5-methyl-2,3:7,8-bis(methylenedioxy)-10b-triethylsilyloxy-4b,10b,11,12-tetrahydrobenzo[c]phenanthridin-6(5H)-one
(-)-5-methyl-2,3:7,8-bis(methylenedioxy)-10b-triethylsilyloxy-4b,10b-dihydrobenzo[c]phenanthridin-6(5H)-one

Downstream Product

dihydrosanguinarine
1,3-Dioxolo[i][1,3]dioxolo[4,5]benzo[1,2-c]phenanthridine

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