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p-Toluenesulfinic acid sodium salt, 97% (dry wt.), water <5%, Thermo Scientific Chemicals
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Price (USD)/ Each
19.30
p-Toluenesulfinic acid sodium salt, 97% (dry wt.), water <5%, Thermo Scientific Chemicals
Catalog numberA11430.14
Price (USD)/ Each
19.30
-
Chemical Identifiers
CAS824-79-3
IUPAC Namesodium 4-methylbenzene-1-sulfinate
Molecular FormulaC7H7NaO2S
InChI KeyKFZUDNZQQCWGKF-UHFFFAOYSA-M
SMILES[Na+].CC1=CC=C(C=C1)S([O-])=O
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Specifications
Specification Sheet
Specification SheetIdentification (FTIR)Conforms
Water Content (Karl Fischer Titration)<5.0%
Appearance (Color)White
FormCrystals or powder or crystalline powder or granules
Assay (Non-aqueous acid-base Titration)≥ 96.0 to ≤104.0% (dry wt. basis)
p-Toluenesulfinic acid sodium salt is used as an intermediate for the preparation of pharmaceuticals and dispersal dyes. It acts as a curing agent of grouting material. It is also used as a discharge medium of dyes and pigments. Further, it serves as a chemical intermediate in the production of fluorescent pigments and fabric adhesive. In addition to this, it is used as an electroplating brightening agent and curing agent.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
Applications
p-Toluenesulfinic acid sodium salt is used as an intermediate for the preparation of pharmaceuticals and dispersal dyes. It acts as a curing agent of grouting material. It is also used as a discharge medium of dyes and pigments. Further, it serves as a chemical intermediate in the production of fluorescent pigments and fabric adhesive. In addition to this, it is used as an electroplating brightening agent and curing agent.
Solubility
Slightly soluble in water.
Notes
Incompatible with strong oxidizing agents.
p-Toluenesulfinic acid sodium salt is used as an intermediate for the preparation of pharmaceuticals and dispersal dyes. It acts as a curing agent of grouting material. It is also used as a discharge medium of dyes and pigments. Further, it serves as a chemical intermediate in the production of fluorescent pigments and fabric adhesive. In addition to this, it is used as an electroplating brightening agent and curing agent.
Solubility
Slightly soluble in water.
Notes
Incompatible with strong oxidizing agents.
RUO – Research Use Only
General References:
- Alkylation with reactive halides leads to alkyl sulfones. Alkylation of sulfinates can be carried out in a polyethylene glycol as solvent/catalyst: Bull. Chem. Soc. Jpn., 57, 613 (1984). Reaction with allylic alcohols also gives sulfones: J. Org. Chem., 55, 3274 (1990). For asymmetric sulfonylation of allylic chlorides, catalyzed by a chiral Pd complex, see: Tetrahedron: Asymmetry, 6, 643 (1995).
- In the presence of CuI, iodoarenes undergo displacement in DMF to give moderate to good yields of diaryl sulfones: Tetrahedron Lett., 36, 6239 (1995).
- For use as a precursor of p-toluenesulfonyldiazomethane, via Mannich reaction with formaldehyde and urethane, nitrosation and cleavage with alumina, see: Org. Synth. Coll., 6, 981 (1988):
- Also undergoes free-radical reactions in the presence of Cu(II), activated either thermally or by sonication. For example, addition-cyclization of 5-heteroarylpent-1-enes: Synlett, 763 (1995):
- Handa, S.; Fennewald, J. C.; Lipshutz, B. H. Aerobic Oxidation in Nanomicelles of Aryl Alkynes, in Water at Room Temperature. Angew. Chem. Int. Ed. 2014, 126 (13), 3500-3503.
- Thanatvarakorn, O.; Nakajima, M.; Prasansuttiporn, T.; Ichinose, S.; Foxton, R. M.; Tagami, J. Effect of smear layer deproteinizing on resin-dentine interface with self-etch adhesive. J. dent. 2014, 42 (3), 298-304.