Skip to Content
Merck
All Photos(1)

Key Documents

View All Documentation

688320

Sigma-Aldrich

(S)-VAPOL hydrogenphosphate

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

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Empirical Formula (Hill Notation):
C40H25O4P
CAS Number:
871130-17-5
Molecular Weight:
600.60
MDL number:
MFCD09265084
UNSPSC Code:
12352005
PubChem Substance ID:
329760854
NACRES:
NA.22

form

solid

Quality Level

100

optical activity

[α]22/D +412°, c = 1 in chloroform

mp

>400 °C

functional group

phenyl
phosphate

InChI

1S/C40H25O4P/c41-45(42)43-39-35-29(21-19-27-15-7-9-17-31(27)35)23-33(25-11-3-1-4-12-25)37(39)38-34(26-13-5-2-6-14-26)24-30-22-20-28-16-8-10-18-32(28)36(30)40(38)44-45/h1-24H,(H,41,42)

InChI key

YKIJNEDTUDPMNC-UHFFFAOYSA-N

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

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
MKCH0042
MKBJ9118V
MKBG3287V
10518AJ
10618AJ

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Articles

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service