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Bis(sulfur Dioxide)-1,4-diazabicyclo[2.2.2]octane Adduct
(CAS RN:119752-83-9 Product Number:B3960)


Bis(sulfur Dioxide)-1,4-diazabicyclo[2.2.2]octane Adduct
Synonym DABCO-Bis(sulfur Dioxide)
Synonym DABSO

General Information

Product Number B3960

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Purity/Analysis Method >94.0%(T)
Storage Temperature 0-10°C
M.F. / M.W. C6H12N2O4S2=240.29
CAS RN 119752-83-9
Related CAS RN
MDL Number
Packaging and Container
  • Product Details
  • Safety & Regulations
  • Reference & Application


Purity(Iodometric back titration) min. 94.0 %


Reaxys-RN 21034099
PubChem SID 354335121


Signal Word Warning
Hazard Statements
  • H315
  • :Causes skin irritation.
  • H319
  • :Causes serious eye irritation.
Precautionary Statements
  • P264
  • :Wash hands and face thoroughly after handling.
  • P280
  • :Wear protective gloves, eye protection.
  • P302+P352+P332+P313+P362+P364
  • :If on skin: Wash with plenty of soap and water. If skin irritation occurs: Get medical advice or attention. Take off contaminated clothing and wash it before reuse.
  • P305+P351+P338+P337+P313
  • :If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice or attention.


DABSO as a SO2 Source Usable for Direct Sulfonylative-Suzuki Coupling of Aryl Boronic Acids


Direct Synthesis of Sulfonamide derivatives using DABSO


Direct Synthesis of Sulfones using DABSO and TBAT


PubMed Literature

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