Petasites formosanus Kitam. Extract

Bakkenolide W is a bakkenolide sesquiterpenoid that can be found in the roots of Petasites formosanus.

Bakkenolide L is a bakkenolide-type sesquiterpene that can be isolated from the roots of Petasites formosanus. Bakkenolide L bears two acetoxy substituents at the C-1 and C-9 positions of its bakkenolide skeleton.

Bakkenolide Fa is a member of the Bakkenolide family. Bakkenolide Fa is isolated from the roots of Petasites formosanus.

Bakkenolide Zb is a bakkenolide-type sesquiterpenoid compound. Bakkenolide Zb is isolated from the roots of Petasites formosanus.

Bakkenolide T is a bakkenolide-type sesquiterpene that is found in the roots of Petasites formosanus. Bakkenolide T bears a cis-3-methylsulfinylacryloyloxy group (with the sulfur atom in R configuration) at the C-1 position and an isovaleroyloxy group at the C-9 position.

Bakkenolide K is a bakkenolide-type sesquiterpene. Bakkenolide K occurs in Petasites species.

Bakkenolide P is a Bakkenolide. Bakkenolide P can be isolated from the roots of Petasites formosanus.

Bakkenolide M is a bakkenolide-type sesquiterpene that is found in the roots of Petasites formosanus. Bakkenolide M bears a 2-methylbutyroyloxy group at the C-1 position and an isobutyroyloxy group at the C-9 position.

Bakkenolide Za is a bakkenolide-type sesquiterpenoid compound. Bakkenolide Za can be isolated from the roots of Petasites formosanus.

Bakkenolide Fb is a type of Bakkenolide. Bakkenolide Fb can be isolated from the roots of Petasites formosanus.

Bakkenolide Q is a bakkenolide-type sesquiterpenoid that can be found in the roots of Petasites formosanus.

Bakkenolide O is a bakkenolide-type sesquiterpene that can be isolated from the roots of Petasites formosanus. Bakkenolide O bears a 2-methylbutyryloxy group at the C-1 position and an isovaleryloxy group at the C-9 position of its bakkenolide skeleton.

Bakkenolide Db is a compound that can be isolated from the root of Petasites formosanus. Bakkenolide Db may have cytotoxicity.

Bakkenolide III is a Sesquiterpenoids product that can be isolated from the roots of Petasites formosanus..

1-Oxobakkenolide S is a Sesquiterpenoids product that can be isolated from the roots of Petasites formosanus.