82814
Pyridinium 3-nitrobenzenesulfonate
purum, ≥98.0% (T)
Synonym(s):
3-Nitrobenzenesulfonic acid pyridine salt, PNBS
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About This Item
Empirical Formula (Hill Notation):
C5H5N · C6H5NO5S
CAS Number:
Molecular Weight:
282.27
Beilstein:
5685497
MDL number:
UNSPSC Code:
12352100
grade
purum
Assay
≥98.0% (T)
mp
119-122 °C (lit.)
SMILES string
c1ccncc1.OS(=O)(=O)c2cccc(c2)[N+]([O-])=O
InChI
1S/C6H5NO5S.C5H5N/c8-7(9)5-2-1-3-6(4-5)13(10,11)12;1-2-4-6-5-3-1/h1-4H,(H,10,11,12);1-5H
InChI key
WZZFZXZRKPNZOC-UHFFFAOYSA-N
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Other Notes
Mild acid catalyst used for the formation of cyclic orthoester, used e.g. as protecting groups in nucleosides
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M. Sekine et al.
Journal of the American Chemical Society, 105, 2044-2044 (1983)
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