232238
Pyridinium p-toluenesulfonate
98%
Synonym(s):
p-Toluenesulfonic acid pyridine salt, PPTS, Pyridine p-toluenesulfonate
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About This Item
Empirical Formula (Hill Notation):
C12H13NO3S
CAS Number:
Molecular Weight:
251.30
UNSPSC Code:
12352106
NACRES:
NA.22
PubChem Substance ID:
EC Number:
246-002-7
Beilstein/REAXYS Number:
3764305
MDL number:
Product Name
Pyridinium p-toluenesulfonate, 98%
InChI key
ZDYVRSLAEXCVBX-UHFFFAOYSA-N
InChI
1S/C7H8O3S.C5H5N/c1-6-2-4-7(5-3-6)11(8,9)10;1-2-4-6-5-3-1/h2-5H,1H3,(H,8,9,10);1-5H
SMILES string
c1ccncc1.Cc2ccc(cc2)S(O)(=O)=O
assay
98%
form
solid
functional group
tosylate
Quality Level
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Application
As a co-catalyst with L-proline improved both yield and enantioselectivity of an asymmetric aldol condensation between dioxanones and aldehydes.
Efficient catalyst for the preparation of tetrahydropyranyl ethers (for OH-protection using DHP, cat. no. D106208).
Storage Class
11 - Combustible Solids
wgk
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Gloves
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Journal of the American Chemical Society, 114, 5086-5086 (1992)
The Journal of Organic Chemistry, 57, 1722-1722 (1992)
Synlett, 2387-2387 (2006)
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