SynCED: Monocrotaline

Record Information

Version

1.0

Creation Date

2014-09-11 02:05:43 UTC

Update Date

2026-05-20 18:23:22 UTC

Accession Number

CHEM003662

Identification

Common Name

Monocrotaline

Class

Small Molecule

Description

Hepatotoxin. Causative agent of much seneciosis, e.g. accidental poisoning by S. by weed residues in bread, and characterised by venoocculosive disease Monocrotaline has been shown to exhibit signalling function (1). Monocrotaline belongs to the family of Dicarboxylic Acids and Derivatives. These are organic compounds containing exactly two carboxylic acid groups.

Contaminant Sources

FooDB Chemicals
IARC Carcinogens Group 2B
T3DB toxins
ToxCast & Tox21 Chemicals

Contaminant Type

Amine
Ester
Ether
Food Toxin
Metabolite
Natural Compound
Organic Compound
PFAS
Plant Toxin

Chemical Structure

MOL SDF PDB SMILES InChI

Synonyms

Value	Source
14,19-dihydro-12,13-Dihydroxy-20-norcrotalanan-11,15-dione, 9ci	HMDB
Crotaline	HMDB
Monocrotalin	HMDB

Chemical Formula

C₁₆H₂₃NO₆

Average Molecular Mass

325.357 g/mol

Monoisotopic Mass

325.153 g/mol

CAS Registry Number

315-22-0

IUPAC Name

5,6-dihydroxy-4,5,6-trimethyl-2,8-dioxa-13-azatricyclo[8.5.1.0¹³,¹⁶]hexadec-10-ene-3,7-dione

Traditional Name

monocrotaline

SMILES

CC1C(=O)OC2CCN3CC=C(COC(=O)C(C)(O)C1(C)O)C23

InChI Identifier

InChI=1S/C16H23NO6/c1-9-13(18)23-11-5-7-17-6-4-10(12(11)17)8-22-14(19)16(3,21)15(9,2)20/h4,9,11-12,20-21H,5-8H2,1-3H3

InChI Key

QVCMHGGNRFRMAD-UHFFFAOYSA-N

Chemical Taxonomy

Description

Belongs to the class of organic compounds known as pyrrolizines. Pyrrolizines are compounds containing a pyrrolizine moiety, which consists of a pyrrole ring fused to a pyrrolidine ring.

Kingdom

Organic compounds

Super Class

Organoheterocyclic compounds

Class

Pyrrolizines

Sub Class

Not Available

Direct Parent

Pyrrolizines

Alternative Parents

Substituents

Pyrrolizine
Dicarboxylic acid or derivatives
N-alkylpyrrolidine
Pyrrolidine
Pyrroline
Tertiary alcohol
1,2-diol
Amino acid or derivatives
Carboxylic acid ester
Lactone
Tertiary aliphatic amine
Tertiary amine
Carboxylic acid derivative
Oxacycle
Azacycle
Organonitrogen compound
Hydrocarbon derivative
Organic oxide
Organopnictogen compound
Organic nitrogen compound
Carbonyl group
Organic oxygen compound
Amine
Organooxygen compound
Alcohol
Aliphatic heteropolycyclic compound

Molecular Framework

Aliphatic heteropolycyclic compounds

External Descriptors

Not Available

Biological Properties

Status

Detected and Not Quantified

Origin

Exogenous

Cellular Locations

Cytoplasm
Extracellular

Biofluid Locations

Not Available

Tissue Locations

Not Available

Pathways

Not Available

Applications

Not Available

Biological Roles

Not Available

Chemical Roles

Not Available

Physical Properties

State

Solid

Appearance

White powder.

Experimental Properties

Property	Value
Melting Point	202 - 203 °C
Boiling Point	Not Available
Solubility	Not Available

Predicted Properties

Property	Value	Source
Water Solubility	25 g/L	ALOGPS
logP	0.22	ALOGPS
logP	-0.33	ChemAxon
logS	-1.1	ALOGPS
pKa (Strongest Acidic)	11.49	ChemAxon
pKa (Strongest Basic)	8.08	ChemAxon
Physiological Charge	1	ChemAxon
Hydrogen Acceptor Count	5	ChemAxon
Hydrogen Donor Count	2	ChemAxon
Polar Surface Area	96.3 Å²	ChemAxon
Rotatable Bond Count	0	ChemAxon
Refractivity	80.7 m³·mol⁻¹	ChemAxon
Polarizability	32.75 Å³	ChemAxon
Number of Rings	3	ChemAxon
Bioavailability	Yes	ChemAxon
Rule of Five	Yes	ChemAxon
Ghose Filter	Yes	ChemAxon
Veber's Rule	No	ChemAxon
MDDR-like Rule	No	ChemAxon

Spectra

Toxicity Profile

Route of Exposure

Not Available

Mechanism of Toxicity

Not Available

Metabolism

Not Available

Toxicity Values

Not Available

Lethal Dose

Not Available

Carcinogenicity (IARC Classification)

2B, possibly carcinogenic to humans. (2)

Uses/Sources

Not Available

Minimum Risk Level

Not Available

Health Effects

Not Available

Symptoms

Not Available

Treatment

Not Available

Concentrations

Not Available

External Links

DrugBank ID

Not Available

HMDB ID

HMDB0034363

FooDB ID

FDB012736

Phenol Explorer ID

Not Available

KNApSAcK ID

C00002101

BiGG ID

Not Available

BioCyc ID

Not Available

METLIN ID

Not Available

PDB ID

Not Available

Wikipedia Link

Not Available

Chemspider ID

ChEBI ID

PubChem Compound ID

Kegg Compound ID

YMDB ID

Not Available

ECMDB ID

Not Available

References

Synthesis Reference

Not Available

MSDS

Not Available

General References

1. Zakrzewicz A, Kouri FM, Nejman B, Kwapiszewska G, Hecker M, Sandu R, Dony E, Seeger W, Schermuly RT, Eickelberg O, Morty RE: The transforming growth factor-beta/Smad2,3 signalling axis is impaired in experimental pulmonary hypertension. Eur Respir J. 2007 Jun;29(6):1094-104. Epub 2007 Mar 28.

2. Yannai, Shmuel. (2004) Dictionary of food compounds with CD-ROM: Additives, flavors, and ingredients. Boca Raton: Chapman & Hall/CRC.

Monocrotaline (CHEM003662)

Structure for CHEM003662: Monocrotaline