Lithium methoxide, 10% in methanol

(11aR)-3,7-Bis[3,5-bis(tert-butyl)phenyl]-10,11,12,13-tetrahydro-5-hydroxy-5-oxide-diindeno[7,1-de:1',7'-fg][1,3,2]dioxaphosphocin, 98%

(11bR)-4-Oxide-8,9,10,11,12,13,14,15-octahydro-4-hydroxy-2,6-bis(2,3,4,5,6-pentafluorophenyl)-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin, 95%, (99% ee)

(11bR)-8,9,10,11,12,13,14,15-Octahydro-4-hydroxy-2,6-bis[3,5-bis[3,5-bis(trifluoromethyl)phenyl]phenyl]-4-oxide-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin, 98%

(11bS)-4-Hydroxy-2,6-bis(2,4,6-tricyclohexylphenyl)-4-oxide-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin, 95%, (99% ee)

(11bS)-4-Oxide-8,9,10,11,12,13,14,15-octahydro-4-hydroxy-2,6-bis(2,3,4,5,6-pentafluorophenyl)-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin, 95%, (99% ee)

1-Benzyl-3-methylimidazolium phosphate, 99%