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Substance Name: Antibiotic EM49, N-(2-amino-3-methylbutyryl)-
RN: 102647-50-7

Classification Code

  • Drug / Therapeutic Agent
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Links to Resources

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Names and Synonyms


  • Antibiotic K-27
  • N-(2-Amino-3-methylbutyryl)antibiotic EM49

Systematic Name

  • Antibiotic EM49, N-(2-amino-3-methylbutyryl)-

Registry Numbers

CAS Registry Number

  • 102647-50-7

System Generated Number

  • 0102647507


Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 30mg/kg (30mg/kg)   "CRC Handbook of Antibiotic Compounds," Vols.1- , Berdy, J., Boca Raton, FL, CRC Press, 1980Vol. 6, Pg. 354, 1980.
mouse LD50 subcutaneous 135mg/kg (135mg/kg)   Journal of Antibiotics. Vol. 30, Pg. 756, 1977.