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Alkaloids

Chelerythrine

Also known as Toddalin, cheleritrine, Toddaline

CAS 34316-15-9Formula C21H18NO4+Molar mass 348.38 g/molEC 251-930-0
GHS signal word: Danger. Pictograms: Acute toxicity (severe), Harmful or irritant 66 suppliers listed
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Chelerythrine chemical structure, C21H18NO4+, CAS 34316-15-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
34316-15-9
Formula
C21H18NO4+
Molar mass
348.38 g/mol
EC number
251-930-0
HS code
293979
Category
Alkaloids

What is Chelerythrine?

Plain description, key identifiers and synonyms

Chelerythrine is a benzophenanthridine alkaloid isolated from the root of Zanthoxylum simulans, Chelidonium majus L., and other Papaveraceae. It has a role as an antibacterial agent, an antineoplastic agent and an EC 2.7.11.13 (protein kinase C) inhibitor. It is an organic cation and a benzophenanthridine alkaloid.

Chelerythrine is a quaternary ammonium cation.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1,2-dimethoxy-12-methyl-[1,3]benzodioxolo[5,6-c]phenanthridin-12-ium
CAS number
34316-15-9 CAS number cross-checked
EC number
251-930-0
Molecular formula
C21H18NO4+
UNII
E3B045W6X0
InChIKey
LLEJIEBFSOEYIV-UHFFFAOYSA-N
InChI
InChI=1S/C21H18NO4/c1-22-10-16-13(6-7-17(23-2)21(16)24-3)14-5-4-12-8-18-19(26-11-25-18)9-15(12)20(14)22/h4-10H,11H2,1-3H3/q+1
SMILES (canonical and isomeric)
C[N+]1=C2C(=C3C=CC(=C(C3=C1)OC)OC)C=CC4=CC5=C(C=C42)OCO5

Synonyms

  • Toddalin
  • cheleritrine
  • Toddaline
  • broussonpapyrine
  • [1,3]Benzodioxolo[5,6-c]phenanthridinium, 1,2-dimethoxy-12-methyl-
  • 1,2-dimethoxy-12-methyl-[1,3]benzodioxolo[5,6-c]phenanthridin-12-ium
  • 1,2-Dimethoxy-12-methyl(1,3)benzodioxolo(5,6-c)phenanthridinium
  • 1,2-Dimethoxy-12-methyl[1,3]benzodioxolo[5,6-c]phenanthridinium
  • (1,3)Benzodioxolo(5,6-c)phenanthridinium, 1,2-dimethoxy-12-methyl-
  • 1,2-Dimethoxy-12-methyl(1,3)dioxolo)4',5':4,5)benzo(1,2-c)phenanthridinium
  • 1,2-dimethoxy-12-methyl-(1,3)benzodioxolo(5,6-c)phenanthridin-12-ium
  • 17,18-dimethoxy-21-methyl-5,7-dioxa-21-azapentacyclo(11.8.0.0^(2,10).0^(4,8).0^(14,19))henicosa-1(13),2,4(8),9,11,14,16,18,20-nonaen-21-ium
  • 17,18-dimethoxy-21-methyl-5,7-dioxa-21-azapentacyclo[11.8.0.0^{2,10}.0^{4,8}.0^{14,19}]henicosa-1(13),2,4(8),9,11,14,16,18,20-nonaen-21-ium
  • 17,18-dimethoxy-21-methyl-5,7-dioxa-21-azapentacyclo(11.8.0.02,10.04,8.014,19)henicosa-1(21),2,4(8),9,11,13,15,17,19-nonaen-21-ium
  • 1,2-Dimethoxy-12-Methyl[1,3]benzodioxolo[5,6-C]phenanthridin-12-Ium
  • 1,2-Dimethoxy-12-methyl-[1,3]dioxolo[4',5':4,5]benzo[1,2-c]phenanthridin-12-ium
  • 1,2-Dimethoxy-12-methyl-[1,3]dioxolo-[4',5':4,5]benzo[1,2-c]phenanthridin-12-ium
  • 1,2-Dimethoxy-N-methyl(1,3)benzodioxolo(5,6-c)phenanthridinium chloride
  • Chelerytherine
  • Chelerythrine?
  • Chelerythrine(toddaline)(rg)
  • chelerythrine/toddaline
  • ToddalineBroussonpapyrine
  • 2,3-(Epoxymethanoxy)-5-methyl-7,8-dimethoxybenzo[c]phenanthridine-5-ium
  • 1,2-Dimethoxy-12-methyl-9H-[1,3]benzodioxolo[5,6-c]phenanthridin-12-ium
Show all 29 synonyms
  • 1,2-dimethoxy-n-methyl-[1,3]benzodioxolo[5,6-c]phenanthridinium chloride
  • 1,2-Dimethoxy-12-methyl-[1,3]dioxolo-[4,5:4,5]benzo[1,2-c]phenanthridin-12-ium
  • 1,2-Dimethoxy-12-methyl-12lambda~5~-[1,3]benzodioxolo[5,6-c]phenanthridine hydrochloride
  • 17,18-dimethoxy-21-methyl-5,7-dioxa-21-azapentacyclo[11.8.0.0^{2,10}.0^{4,8}.0^{14,19}]henicosa-1(13),2,4(8),9,11,14(19),15,17,20-nonaen-21-ium

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
348.38 g/molcalc.
Exact mass
348.123 Dacalc.
LogP (octanol/water)
3.72calc.
Topological polar surface area
40.8 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
2calc.
Heavy atoms
26calc.
Rings
5calc.
Aromatic rings
4calc.
Fraction sp3 carbons
0.19calc.
Formal charge
1calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, c1ccc2c(c1)cnc1c3cc4c(cc3ccc21)OCO4

c1ccc2c(c1)cnc1c3cc4c(cc3ccc21)OCO4

5 rings, 21 atoms.

20 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H300Fatal if swallowed.
  • H302Harmful if swallowed.
  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
Precautionary statements (20)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P301 + P317If swallowed: Get medical help.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P332 + P317If skin irritation occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Chelerythrine suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 66 suppliers
30 of 30 offers

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Where suppliers are based

66 suppliers in 10 countries

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Chelerythrine price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Pharmacological actions

  • Anti-Bacterial Agents
  • Antineoplastic Agents

Roles

  • antibacterial agent
  • antimicrobial agent
  • antineoplastic agent
  • enzyme inhibitor
  • pharmaceutical
  • protein kinase inhibitor

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Chelerythrine is traded under.

HS 2939.79Indicative HS code

Alkaloids of vegetal origin, other than cocaine, ecgonine, salts, esters and other derivatives, not elsewhere…

World exports in 2024
$701M
+18.9% vs 2023, imports $830M
2019 to 2024
Top exporters
  1. Switzerland * partner reported25.3%
  2. Germany21.4%
  3. India * partner reported14.9%
Top importers
  1. United States20.9%
  2. Germany14.7%
  3. Italy14.6%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Chelerythrine is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Chelerythrine, based on the data on this page

What is Chelerythrine?

Chelerythrine is a benzophenanthridine alkaloid isolated from the root of Zanthoxylum simulans, Chelidonium majus L., and other Papaveraceae. It has a role as an antibacterial agent, an antineoplastic agent and an EC 2.7.11.13 (protein kinase C) inhibitor. It is an organic cation and a benzophenanthridine alkaloid.

What is the CAS number of Chelerythrine?

The CAS registry number of Chelerythrine is 34316-15-9.

What is the molecular formula and weight of Chelerythrine?

The molecular formula of Chelerythrine is C21H18NO4+ and its molar mass is 348.38 g/mol.

What is Chelerythrine used for?

Known uses and roles of Chelerythrine include antibacterial agent, antimicrobial agent, antineoplastic agent, enzyme inhibitor, pharmaceutical and 3 more.

Is Chelerythrine hazardous?

Chelerythrine carries the GHS signal word "Danger". Main hazards: fatal if swallowed, harmful if swallowed, causes skin irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Chelerythrine?

Chelerythrine is usually classified under HS code 293979 (Alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Chelerythrine?

CompoundList lists 66 suppliers of Chelerythrine in China, United States, United Kingdom, Spain and 6 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Chelerythrine?

Suppliers quote Chelerythrine on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Chelerythrine

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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