(S)-VAPOL phosphoric acid, (S)-2,2μ-Diphenyl-3,3μ-biphenanthryl-4,4μ-diyl phosphate, (S)-18-Hydroxy-8,9-diphenyl-diphenanthro[4,3-d:3μ,4μ-f][1,3,2]dioxaphosphepin-18-oxide

Synonym(s):(S)-18-Hydroxy-8,9-diphenyl-diphenanthro[4,3-d:3′,4′-f][1,3,2]dioxaphosphepin-18-oxide;(S)-2,2′-Diphenyl-3,3′-biphenanthryl-4,4′-diyl phosphate;(S)-VAPOL phosphoric acid

Catalyst for:

Benzoyloxylation of (aryl)oxindoles with benzoyl peroxide
Enantioselective synthesis of homoaldols and cyclic acetals via kinetic resoln of homoaldols
Desymmetrization of mono- and bicyclic N-acyl meso-aziridines by ring opening
Highly enantioselective addition of imides to imines to give aminals
Friedel-Crafts reaction of pyrroles with benzylidenebenzamides

Melting point:	>400 °C
Density	1.44±0.1 g/cm3(Predicted)
storage temp.	under inert gas (nitrogen or Argon) at 2-8°C
pka	1.13±0.20(Predicted)
optical activity	[α]22/D +412°, c = 1 in chloroform

2-Amino-5-bromo-4-(trifluoromethyl)pyridine Sulfapyridine Fmoc-OSu (R)-(-)-2-Amino-1-propanol Cyclobutanone 5-bromo-4-fluoro-2-nitrobenzaldehyde β-Bromostyrene Ethyl 3-phenylpropanoate Phenethyl cinnamate Dipropyl disulfide N-Vinylformamide 4 pentyn 1 ol Methacrylate-PEG-Methacrylate, Mn:35000 2,4-Dihydroxyacetophenone 2-Chloro 5-Fluoro Pyridine Vasicinone 2-Chloroisonicotinic Acid Tween 80 or Polysorbate 80 2-Butyn-1-oL 2-Pentyn-1-oL 4-Nitrobenzotrifluoride N-(4-fluoro-2-methoxy-5-nitrophenyl)-4-(1-methyl-1H-indol-3-yl)pyrimidin-2-amine Pirtobrutinib intd. N-(4-Cyano-3-(trifluoromethyl)phenyl)-2-methyloxirane-2-carboxamide