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166502 Sigma-Aldrich

Glyoxal sodium bisulfite addition compound hydrate

Synonym: 1,2-Dihydroxy-1,2-ethanedisulfonic acid disodium salt hydrate

  • CAS Number 332360-05-1

  • Linear Formula [-CH(OH)SO3Na]2 · xH2O

  • Molecular Weight 266.16 (anhydrous basis)

  •  EC Number 208-233-1

  •  MDL number MFCD00149541

  •  PubChem Substance ID 24850166

  •  NACRES NA.22

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Properties

Related Categories Building Blocks, Chemical Synthesis, Organic Building Blocks, Organic Sulfates/Sulfites, Sulfur Compounds More...
Quality Level   100
mp   193 °C (dec.) (lit.)
SMILES string   O.[Na+].[Na+].OC(C(O)S([O-])(=O)=O)S([O-])(=O)=O
InChI   1S/C2H6O8S2.2Na.H2O/c3-1(11(5,6)7)2(4)12(8,9)10;;;/h1-4H,(H,5,6,7)(H,8,9,10);;;1H2/q;2*+1;/p-2
InChI key   JQYGKJGYGOFFIK-UHFFFAOYSA-L

Description

General description

Convenient, nonaqueous form of glyoxal

Application

Glyoxal sodium bisulfite addition compound hydrate was used to convert N-benzyl-2,3,4-trimethoxyaniline to sodium 5,6,7-trimethoxy-1-benzylindolyl-2-sulfite. It was used in the synthesis of 6-hydroxyquinoxaline.

Packaging

250 g in poly bottle

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
Protocols & Articles
Peer-Reviewed Papers
15

References

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