666627

Information

• Patent Grant
• 666627

• References
• Source

• Patent Number

  666,627

• Date Filed

  Not available

• Date Issued

  Tuesday, January 22, 1901
  123 years ago

• CPC

  • C07C205/24 - having three, and only three, nitro groups bound to the ring

• US Classifications

  • 568 - Organic compounds