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292362 Sigma-Aldrich

4-Sulfophthalic acid trisodium salt

technical grade

  • CAS Number 3325-08-4

  • Linear Formula NaO3SC6H3-1,2-(CO2Na)2

  • Molecular Weight 312.14

  •  MDL number MFCD00064384

  •  PubChem Substance ID 24857578

  •  NACRES NA.22

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Properties

Related Categories Building Blocks, Chemical Synthesis, Organic Building Blocks, Sulfonic/Sulfinic Acid Salts, Sulfur Compounds More...
grade   technical grade
SMILES string   [Na+].[Na+].[Na+].[O-]C(=O)c1ccc(cc1C([O-])=O)S([O-])(=O)=O
InChI   1S/C8H6O7S.3Na/c9-7(10)5-2-1-4(16(13,14)15)3-6(5)8(11)12;;;/h1-3H,(H,9,10)(H,11,12)(H,13,14,15);;;/q;3*+1/p-3
InChI key   IWFDIIDATFUMQH-UHFFFAOYSA-K

Description

General description

4-Sulfophthalic acid trisodium salt is formed as byproduct during the preparation of D&C Yellow No.10.

Application

4-Sulfophthalic acid trisodium salt has been used in the preparative separation of 3- and 4-sulfophthalic acid from a mixture by high-speed counter-current chromatography.

Packaging

25 g in glass bottle

Other Notes

Remainder 3-sulfophthalic acid, trisodium salt

Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
Target organs 
Respiratory system
Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 3
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Protocols & Articles
Peer-Reviewed Papers
15

References

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