Strictosidine

Formula : C27-H34-N2-O9
CAS : 20824-29-7 

Formed by Mannich reaction of TRYPTAMINE with SECOLOGANIN; a precursor to ajmalicine and stemmadenine and other INDOLE ALKALOIDS.

Strigol

Formula : C19-H22-O6
CAS : 11017-56-4 

A strigolactone from roots of various PLANTS; it stimulates seed germination of parasitic STRIGA and OROBANCHE.

Strobilanthin

Formula :
CAS : 110282-44-5 

From Chinese herb Hong-Ze-Lan.

Strobilurin B

Formula : C17-H19-Cl-O4
CAS : 65105-52-4 

Biological activity depends on methoxyacrylate activity.

Strobilurin F

Formula : C21-H26-O5
CAS : 129145-63-7 

From Bolinea lutea.