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47714

4-Formyl-1-methylpyridinium benzenesulfonate

≥95.0%

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About This Item

Empirical Formula (Hill Notation):
C13H13NO4S
CAS Number:
82228-89-5
Molecular Weight:
279.31
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
57651088
MDL number:
MFCD00043164
Beilstein/REAXYS Number:
5695963
Assay:
≥95.0%
Form:
solid
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Quality Segment

100

assay

≥95.0%

form

solid

impurities

≤2.0% water

mp

~95 °C

functional group

aldehyde, sulfonic acid

SMILES string

[H]C(=O)c1cc[n+](C)cc1.[O-]S(=O)(=O)c2ccccc2

InChI

1S/C7H8NO.C6H6O3S/c1-8-4-2-7(6-9)3-5-8;7-10(8,9)6-4-2-1-3-5-6/h2-6H,1H3;1-5H,(H,7,8,9)/q+1;/p-1

InChI key

HSVLGIFAXFDLMU-UHFFFAOYSA-M

General description

4-Formyl-1-methylpyridinium benzenesulfonate is a pyridinium salt widely used for the conversion of primary amines to the carbonyl compounds like aldehydes and ketones. The reaction conditions are mild, suitable for compounds with sensitive functional groups thereby providing an efficient alternative for such transformations.

Application

4-Formyl-1-methylpyridinium benzenesulfonate may be used as a reagent in the synthesis of the following:
  • tetrazolic analogs of chalcones
  • (+)-ferruginol
  • Ecteinascidin 743
  • Galipea alkaloids

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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