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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 5284440Generated: November 1, 2026

(1R,3'R,6R,7R,11Z)-7-hydroxy-3',6,7,14-tetramethylspiro[2,9-dioxa-14-azabicyclo[9.5.1]heptadec-11-ene-4,2'-oxirane]-3,8,17-trione

Petasitenine (Fukinotoxin) · C10359 · PETASITINENE · Petasitenine · Fukinotoxin【neutral】 · Petasitenine【neutral】 · (15R,20R)-15,20-Epoxy-15,20-dihydro-12-hydroxy-4-methyl-4,8-secosenecionan-8,11,16-trione · Spiro[2,9-dioxa-14-azabicyclo[9.5.1]heptadec-11-ene-4,2'-oxirane]-3,8,17-trione, 7-hydroxy-3',6,7,14-tetramethyl-, (1R,2'R,3'R,6R,7R)-

https://huagongshe.com/en/chemical/5284440

(1R,3'R,6R,7R,11Z)-7-hydroxy-3',6,7,14-tetramethylspiro[2,9-dioxa-14-azabicyclo[9.5.1]heptadec-11-ene-4,2'-oxirane]-3,8,17-trione molecular structure

Identifiers & Physical Properties

CAS No.60102-37-6
Molecular formulaC19H27NO7
Average molar mass381.4 g/mol
Monoisotopic mass381.1787522 g/mol
SMILESC[C@@H]1CC2(O[C@@H]2C)C(=O)O[C@@H]2CCN(C)C/C=C(/COC(=O)[C@]1(C)O)C2=O
InChIKeyCZQLULNMKQAIQL-FOUXODHOSA-N
PubChem CID5284440
DTXSIDDTXSID6021115

Chemical & Physical Properties

XLogP0.6
Topological polar surface area106
Hydrogen bond donors1
Hydrogen bond acceptors8
Rotatable bonds0
Heavy atoms27
Formal charge0
Complexity690
Melting point129.5°C
Boiling point508.82°C (rough estimate)
Density1.2977 (rough estimate)
Refractive index1.5180 (estimate)
pKa (acidity coefficient)12.75±0.60(Predicted)
ColorCrystals from C6H6/hexane or Me2CO
EWG's Food Scores1
FDA UNII737TK4X375
IARC3 (Vol. 31, Sup 7) 1987
UN transport number1544
Hazard class6.1(b)
Packing groupIII
Toxicitymma-sat 1 mg/plate MUREAV 68,211,79

Safety & Regulations

UN transport number1544
Toxicitymma-sat 1 mg/plate MUREAV 68,211,79
Hazard class6.1(b)
Packing groupIII

Applications & Uses

Description

A pyrrolizidine alkaloid, petasitenine occurs, together with neopetasitenine (q.v.) in Petasites japonicus Maxim. Like the accompanying base, it possesses strong hepatotoxic properties.

Uses

Petasitenine (Fukinotoxin) is a pyrrolizidine alkaloid that can be found in the plant Petasites japonicus, which is a carcinogenic metabolite of neopetasitenine. Petasitenine causes lactate dehydrogenase leakage, and exhibits hepatotoxicity[1].