Methylarsonous acid

• Formula: CH₅AsO₂

• MW: 123.97

• SMILES String: C[As](O)O

• Synonyms: Methylarsonite

• CAS Reg. 25400-23-1

• PubChem Substance Entry

• EAWAG-BBD reactions whose product is Methylarsonous acid
  • Methylarsonate -----> Methylarsonous acid (reacID# r0837)

• EAWAG-BBD reactions whose substrate is Methylarsonous acid
  • Methylarsonous acid -----> Dimethylarsinate (reacID# r0805)

Page Author(s): Kevin Watts
November 08, 2013 Contact Us

This is the EAWAG-BBD compound, compID# c0772.
It was generated on January 17, 2026 at 1:49:46 PM CST.

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