2257980

Information

• Patent Grant
• 2257980

• References
• Source

• Patent Number

  2,257,980

• Date Filed

  Not available

• Date Issued

  Tuesday, October 7, 1941
  83 years ago

• CPC

  • C07C201/12 - by reactions not involving the formation of nitro groups
  • C07C201/08 - by substitution of hydrogen atoms by nitro groups
  • C07C205/13 - the carbon skeleton being further substituted by hydroxy groups

• US Classifications

  • 568 - Organic compounds