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688320 Aldrich

(S)-VAPOL hydrogenphosphate

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

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Properties

Related Categories Asymmetric Synthesis, Chemical Synthesis, Chiral Catalysts, Ligands, and Reagents, Chiral Phosphoric Acids
InChI Key   YKIJNEDTUDPMNC-UHFFFAOYSA-N
optical activity   [α]22/D +412°, c = 1 in chloroform
mp   >400 °C

Description

Packaging

100, 500 mg in glass insert

Application

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

Price and Availability

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
3
Protocols & Articles
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