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79-57-2

Name Oxytetracycline
CAS 79-57-2
EINECS(EC#) 201-212-8
Molecular Formula C22H24N2O9
MDL Number MFCD00003700
Molecular Weight 460.43
MOL File 79-57-2.mol

Chemical Properties

Appearance beige to light yellow crystalline powder
Melting point  183 °C
alpha  -223 º (c=1 0.03N HCl)
Boiling point  565.29°C (rough estimate)
density  1.6340
refractive index  1.6500 (estimate)
storage temp.  Keep in dark place,Inert atmosphere,Room temperature
solubility  Sparingly soluble in aqueous solution at 0.6 mg/mL
form  Crystalline Powder
pka pKa 3.27/7.32/9.11(H2O,t =25,I<0.01)(Approximate)
color  Beige to light yellow
Water Solubility  0.2 g/L
InChIKey IWVCMVBTMGNXQD-PXOLEDIWSA-N
LogP -0.900
CAS DataBase Reference 79-57-2(CAS DataBase Reference)
EPA Substance Registry System 79-57-2(EPA Substance)

Safety Data

Hazard Codes  Xn,Xi
Risk Statements 
R63:Possible risk of harm to the unborn child.
R36:Irritating to the eyes.
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S22:Do not breathe dust .
S24/25:Avoid contact with skin and eyes .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
WGK Germany  2
RTECS  QI7875000
TSCA  Yes
HS Code  30029090
Hazardous Substances Data 79-57-2(Hazardous Substances Data)
Toxicity
LD50 oral in rat: 4800mg/kg

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