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7-Amino-3-methyl-3-cephem-4-carboxylic acid Structure

7-Amino-3-methyl-3-cephem-4-carboxylic acid

Chemical Properties

Melting point 234°C (dec.)
Boiling point 517.6±50.0 °C(Predicted)
Density  1.59±0.1 g/cm3(Predicted)
vapor pressure  0Pa at 20℃
refractive index  104 ° (C=1, 1mol/L HCl)
storage temp.  Keep in dark place,Sealed in dry,Room Temperature
form  powder
pka 3.04±0.50(Predicted)
color  White to Orange to Green
Water Solubility  Soluble in water (partly), 1M ammonium hydroxide (50 mg/ml), and DMSO (Sparingly).
BRN  5273616
Stability Stable. Incompatible with strong oxidizing agents.
LogP -3.8--2.8 at 20℃ and pH3.6-7
CAS DataBase Reference 22252-43-3(CAS DataBase Reference)
FDA UNII ANM3MSM8TN

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H412
Precautionary statements P273-P501
Hazard Codes  Xn
Risk Statements  42/43-36/37/38-20/21/22
Safety Statements  36-26
WGK Germany  3
HS Code  2941901010
NFPA 704:
0
0 0

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