U.S. flag

An official website of the United States government


Send to:

Choose Destination


A strong organic base existing primarily as guanidium ions at physiological pH. It is found in the urine as a normal product of protein metabolism. It is also used in laboratory research as a protein denaturant. (From Martindale, the Extra Pharmacopoeia, 30th ed and Merck Index, 12th ed) It is also used in the treatment of myasthenia and as a fluorescent probe in HPLC.

Year introduced: 1998

PubMed search builder options


Tree Number(s): D02.078.370.472

MeSH Unique ID: D019791

Registry Number: JU58VJ6Y3B

Entry Terms:

  • Guanidinium
  • Guanidine Monohydrate
  • Monohydrate, Guanidine
  • Guanidine Monohydrobromide
  • Monohydrobromide, Guanidine
  • Guanidine Monohydroiodine
  • Monohydroiodine, Guanidine
  • Guanidine Sulfite (1:1)
  • Guanidine Phosphate
  • Phosphate, Guanidine
  • Guanidine Sulfate
  • Sulfate, Guanidine
  • Guanidine Sulfate (1:1)
  • Guanidine Sulfate (2:1)
  • Guanidine Hydrochloride
  • Hydrochloride, Guanidine
  • Guanidinium Chloride
  • Chloride, Guanidinium
  • Guanidium Chloride
  • Chloride, Guanidium
  • Guanidine Monohydrochloride
  • Monohydrochloride, Guanidine
  • Guanidine Nitrate
  • Nitrate, Guanidine

Previous Indexing:

Supplemental Content

Loading ...