Cefalexin Monohydrate CAS 23325-78-2

Cefalexin Monohydrate CAS 23325-78-2

Cefalexin is the first-generation cephalosporin, which is a broad-spectrum antibiotic. It has antibacterial effect on Gram-positive bacteria and Gram-negative bacteria, mainly used for respiratory tract infection, urinary tract infection, obstetrics and Gynecology infection, skin and soft tissue infection, gonorrhea caused by sensitive bacteria.
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Product Details


Product name: Cefalexin Monohydrate
Molecular Formula: C16H17N3O4S, H2O
Molecular Structure:image001
Molecular Weight: 365.4
CAS No.:23325-78-2


Cefalexin monohydrate is white or almost white, crystalline powder. It is sparingly soluble in water, practically insoluble in ethanol (96 per cent).


Cephalexin is a broad-spectrum antibiotic. It is mainly used for Gram-positive and negative bacteria infections, such as: influenza, hemorrhagic sepsis, streptococcosis, swine erysipelas, anthrax, emphysema, malignant edema, actinomycosis, necrotic disease, hook end Spleen disease caused by septic hyperthermia (41 ~ 43 ° C) or sustained low temperature (37 ° C or less), indigestion, like to drink cold water, no sleepiness, walking abdomen, ear blue, tears. It is also used to treat various inflammatory diseases.


AppearanceWhite or almost white, crystalline owder.
PH4.0 - 5.5
Specific optical rotation     + 149° to + 158°
N,N-Dimethylaniline    ≤20 ppm
Water4.0% - 8.0%
Sulfated  ash≤ 0.2%
Assay 95.0%-102.0%


25 kg/bag or as per customer’s requirements


Preserve in a tight and light-resistant container.


Minimum Order

One package

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