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123579

Sigma-Aldrich

Benzenesulfinic acid sodium salt

98%

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Synonym(s):
Sodium benzenesulfinate
Linear Formula:
C6H5SO2Na
CAS Number:
Molecular Weight:
164.16
Beilstein:
3598405
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

98%

form

solid

mp

>300 °C (lit.)

SMILES string

[Na+].[O-]S(=O)c1ccccc1

InChI

1S/C6H6O2S.Na/c7-9(8)6-4-2-1-3-5-6;/h1-5H,(H,7,8);/q;+1/p-1

InChI key

CHLCPTJLUJHDBO-UHFFFAOYSA-M

Related Categories

General description

Benzenesulfinic acid sodium salt when treated with alkynylselenonium salts yields (Z)-β-alkoxyvinylsulfones. It undergoes rhodium-catalyzed desulfinative coupling with aldehydes to yield ketones.

Application

Benzenesulfinic acid sodium salt has been used in synthesis of sulfones by reaction of organic halides and sodium benzenesulfinate using higher alcohols or diols as solvents.It was also used in the synthesis of aryl sulfones via copper-catalyzed cross-coupling with boronic acids and vinyl sulfones via reaction with vicinal dibromides.

WGK

WGK 1

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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Reactions of alkynylselenonium salts with sodium benzenesulfinate.
Kataoka T, et al.
Tetrahedron Letters, 38(10), 1809-1812 (1997)
Synthesis, 1465-1465 (2007)
Tetrahedron, 63, 7667-7667 (2007)
Pedro Paulo Albuquerque Cavalcanti Albuquerque et al.
The journal of adhesive dentistry, 21(2), 133-141 (2019-04-06)
To determine the degree of conversion (DC), physicochemical properties, and microshear bond strength (µSBS) of experimental self-adhesive resin cements (SARCs) to dentin and yttria-stabilized tetragonal zirconia polycrystal (Y-TZP) ceramic. Dual-curing cements were formulated with UDMA, HEMA, bis-GMA, and TEG-DMA as
Rhodium-Catalyzed Aerobic Coupling between Aldehydes and Arenesulfinic Acid Salts: A Novel Synthesis of Aryl Ketones.
Rao H, et al.
Advanced Synthesis & Catalysis, 353(10), 1701-1706 (2011)

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