All Photos(5)
Synonym(s):
p-Toluenesulfonic acid pyridine salt, PPTS, Pyridine p-toluenesulfonate
Empirical Formula (Hill Notation):
C12H13NO3S
CAS Number:
Molecular Weight:
251.30
Beilstein:
3764305
EC Number:
MDL number:
UNSPSC Code:
12352106
PubChem Substance ID:
NACRES:
NA.22
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Quality Level
Assay
98%
form
solid
SMILES string
c1ccncc1.Cc2ccc(cc2)S(O)(=O)=O
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
InChI key
ZDYVRSLAEXCVBX-UHFFFAOYSA-N
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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).
WGK
WGK 2
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
Certificates of Analysis (COA)
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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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