1.Cas no 220620-09-7 2.Good Service 3.Excellent quality 4.Competitive price cas no 220620-09-71.Pharmaceutical Antibiotic Tigecycline/CAS 27176-87 ... -0Product nameN-[(5aR,6aS,7S,9Z,10aS)-9-(amino-hydroxy-methylidene)-4,7 ... ,11-trioxo-5a,6,6a,7-tetrahydro-5H-tetracen-2-yl]-2-(tert-butylamino)acetamide / CAS 27176-87-0 Molecular weight ...