Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Koenigicine
Price: Check
Purity: 96.5%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Pyrano[3,2-a]carbazole,3,11-dihydro-8,9-dimethoxy-3,3,5-trimethyl-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

24123-92-0

24123-92-0 structure

24123-92-0 structure

Name: Koenimbidine
Chemical Name: 8,9-dimethoxy-3,3,5-trimethyl-11H-pyrano[3,2-a]carbazole
CAS Number: 24123-92-0
Molecular Formula: C₂₀H₂₁NO₃
Molecular Weight: 323.38600
Catalog: analytical chemistry Standard Analytical standard
Create Date: 2018-12-27 15:39:56
Modify Date: 2025-09-18 10:52:15

Name	8,9-dimethoxy-3,3,5-trimethyl-11H-pyrano[3,2-a]carbazole
Synonyms	koenimbidine Koenimbidin kenimbidine Koenigicine

Density	1.198g/cm3
Boiling Point	500.1ºC at 760 mmHg
Melting Point	224-225 °C
Molecular Formula	C₂₀H₂₁NO₃
Molecular Weight	323.38600
Flash Point	177.5ºC
Exact Mass	323.15200
PSA	43.48000
LogP	4.83090
Vapour Pressure	1.21E-09mmHg at 25°C
Index of Refraction	1.64

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H319-H413
Precautionary Statements	P305 + P351 + P338
Hazard Codes	Xi
Risk Phrases	36-53
Safety Phrases	26
RIDADR	NONH for all modes of transport
HS Code	2934999090

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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