Description
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Biochem/physiol Actions A β-lactam antibiotic with an amino group side chain attached to the penicillin structure. Penicillin derivative that inhibits bacterial cell-wall synthesis （peptidoglycan cross-linking） by inactivating transpeptidases on the inner surface of the bacterial cell membrane. Bactericidal only to growing Escherichia coli . Mode of resistance: Cleavage of β-lactam ring of ampicillin by β-lactamase. Antimicrobial spectrum: Gram-negative and Gram-positive bacteria. 

Properties
color white with slight yellow cast
mp 215 °C （dec.）（lit.）
solubility H2O: 50 mg/mL
storage temp. 2-8°C

Safety
Personal Protective Equipment dust mask type N95 （US）, Eyeshields, Faceshields, Gloves
Hazard Codes Xi
Risk Statements 42/43
Safety Statements 22-36/37-45
WGK Germany 2
RTECS XH8400000

References
reference Raleigh, E.A., Ausubel, M., et al. Short Protocols in Molecular Biology 2nd ed., New York, NY , （1992） 12, 2
  Perlman, D., et al., Use of antibotics in cell culture. Meth. Enzymol. LVIII, 112, （1979）
Merck Merck 13,591
  Corp MSDS 1 （1）, 247:C / RegBook 1 （2）, 2065:J / Sax 6, 2410 / Sigma FT-IR 1 （1）, 619:B / Structure Index 1, 328:C:3

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