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7240-38-2

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Identification

Name
Oxacillin sodium monohydrate
CAS
7240-38-2
Synonyms
OXACILLIN NA
OXACILLIN SODIUM
OXACILLIN SODIUM SALT
SODIUM OXACILLIN
OXACILLIN SODIUM SALT HYDRATE VETRANAL,
5-Methyl-3-phenyl-4-isoxazol penicillin sodium monohydrate
7-[[3-(2-Chlorophenyl)-5-methyl-oxazol-4-yl]carbonylamino]-3,3-dimethyl-6-oxo-2-thia-5-azabicyclo[3.2.0]heptane-4-carboxylic acid sodium salt monohydrate
Oxacillin sodium monohydrate
Oxacillin monohydrate sodium salt
EINECS(EC#)
214-636-3
Molecular Formula
C19H18N3NaO5S
MDL Number
MFCD00056864
Molecular Weight
423.42
MOL File
7240-38-2.mol

Chemical Properties

Appearance
White or almost white powder.
Melting point 
188 C
mp 
188 C
Boiling point 
687℃
alpha 
D20 +201° (c = 1 in water)
refractive index 
205 ° (C=1, H2O)
Fp 
>110°(230°F)
storage temp. 
Refrigerator
Water Solubility 
Freely soluble in water
Merck 
6904
Contact allergens
Oxacillin is a semisynthetic penicillin of the group M. It is closely related to cloxacillin.
CAS DataBase Reference
7240-38-2(CAS DataBase Reference)

Safety Data

Hazard Codes 
Xn,Xi
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
R42/43:May cause sensitization by inhalation and skin contact .
Safety Statements 
S22:Do not breathe dust .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37:Wear suitable protective clothing and gloves .
HS Code 
29411099
Toxicity
LD50 orally in rats: >8000 mg/kg (Goldenthal)

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