742937
1,4-Diazabicyclo[2.2.2]octane bis(sulfur dioxide) adduct
≥95% (sulfur, elemental analysis)
Synonym(s):
DABCO•(SO2)2, DABSO
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About This Item
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Quality Level
Assay
≥95% (sulfur, elemental analysis)
form
powder
composition
active SO2, ~50%
carbon, 28.3-31.6%
storage temp.
2-8°C
SMILES string
[O-]S(=O)[N+]12CC[N+](CC1)(CC2)S([O-])=O
InChI
1S/C6H12N2O4S2/c9-13(10)7-1-2-8(5-3-7,6-4-7)14(11)12/h1-6H2
InChI key
RWISEVUOFYXWFO-UHFFFAOYSA-N
Application
- In palladium-catalyzed aminosulfonylation process.
- In reaction with aryl bromides to synthesize sodium aryl sulfinates.
It can also be used to activate DMSO and o-vinylanilines for the synthesis of N-aryl-1H-benzo[d]imidazol-1-amine and 4-aryl quinolines, respectively.
Signal Word
Danger
Hazard Statements
Precautionary Statements
Hazard Classifications
Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Irrit. 2 - Flam. Sol. 1 - Skin Irrit. 2 - STOT SE 3
Target Organs
Respiratory system
Storage Class Code
4.1B - Flammable solid hazardous materials
WGK
WGK 3
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
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