22252-43-3

Name 7-Amino-3-methyl-3-cephem-4-carboxylic acid
CAS 22252-43-3
EINECS(EC#) 244-870-1
Molecular Formula C8H10N2O3S
MDL Number MFCD00151456
Molecular Weight 214.24
MOL File 22252-43-3.mol
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Chemical Properties

Appearance Off-White Powder
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.  2-8°C
solubility  Do you have solubility information on this product that you would like to share
form  powder
pka 3.04±0.50(Predicted)
color  White to Orange to Green
Stability: Stable. Incompatible with strong oxidizing agents.
Water Solubility  Soluble in water (partly), 1M ammonium hydroxide (50 mg/ml), and DMSO (Sparingly).
Usage A metabolite of Cephalexin
BRN  5273616
InChI InChI=1S/C8H10N2O3S/c1-3-2-14-7-4(9)6(11)10(7)5(3)8(12)13/h4,7H,2,9H2,1H3,(H,12,13)/t4-,7-/m1/s1
InChIKey NVIAYEIXYQCDAN-CLZZGJSISA-N
SMILES N12[C@@]([H])([C@H](N)C1=O)SCC(C)=C2C(O)=O
LogP -3.8--2.8 at 20℃ and pH3.6-7
CAS DataBase Reference 22252-43-3(CAS DataBase Reference)
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Safety Data

Hazard Codes  Xn
Risk Statements 
R42/43:May cause sensitization by inhalation and skin contact .
R36/37/38:Irritating to eyes, respiratory system and skin .
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
Safety Statements 
S36:Wear suitable protective clothing .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
WGK Germany  3
REACH Registrations Active
HS Code  2941901010
Storage Class 11 - Combustible Solids
Hazard Classifications Aquatic Chronic 3

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