bis(triphenyl-l5-phosphaneyl)rhenium(VII) lithium hydride

(1R*,4R*S*,5R*)-4-butyl-7-methoxy-4-methylbicyclo<3.2.0>hept-6-en-2-one

3-iodo 3(Z)-octen 2-one ethylene glycol ketal

butyl-2-ethynylphenyltelluride