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Pharmaceutical Intermidate Erythromycin Stearate CAS 643-22-1 Powder

Basic Information
Place of Origin: China
Brand Name: Senwayer Brand
Certification: ISO, 9001, USP
Model Number: 643-22-1
Minimum Order Quantity: 10grams
Price: Discount is possible if your order is big enough
Packaging Details: 10g, 20g, 50g , 100g, 500g. 1kg, 10kg
Delivery Time: within 2 working days
Payment Terms: T/T in advance, Money Gram, Western Union, Bank Transfer.
Supply Ability: 1000kg/month
Detail Information
CAS: 643-22-1 Alias: Erythromycin Stearate
Apparence: Almost White Crystalline Powder Purity: 99%
Stock: Enough Stock Grade: Pharma Grade

Product Description

Pharmaceutical Intermidate Erythromycin Stearate CAS 643-22-1 Powder

 

Quick detail


Product Name: Erythromycin stearate

Alias: stearate (salt),abboticine,bristamycin,dowmycin e,erypar,erythrocin stearate,erythromycin stearate,erythromycin stearic acid salt,erythromycin, octadecanoate (salt)

CAS NO.: 643-22-1

Molecular formula: C37H67NO13.C18H36O2

Molecular weight: 1018.40

Apperance:white or almost white crystalline or powder

Use:It is a kind of antibiotics, used for the trement of penicillin-resistant staphylococcus infection

 

Description


Estrone (E1, and also oestrone) is an estrogenic hormone secreted by the ovary as well as adipose tissue with the chemical name of 3-hydroxyestra-1,3,5(10)-triene-17-one and the chemical formula C18H22O2. Estrone is an odorless, solid crystalline powder, white in color with a melting point of 254.5 °C and a specific gravity of 1.23.Estrone is one of several natural estrogens, which also include estriol and estradiol. Estrone is the least abundant of the threehormones; estradiol is present almost always in the reproductive female body, and estriol is abundant primarily duringpregnancy.

 

COA


ITEMS

LIMIT

Characters

White,crystalline powder

Identification

To comply

Free stearic acid

≤14.0%(w/w)

Related substances

To comply

Water

≤4.0%w/w

Sulphated ash

≤0.5%w/w

Assay(Erythromycin A.B.C)

≥60.5%

(Erythromycin B)

≤5.0%

(Erythromycin C)

≤5.0%

 

Usage:


Uses oil lubricant, plasticizer, solvent
Uses Macrodiles antibacterial
Uses Semi-synthetic macrolide antibiotic. Antibacterial

 

 

Pharmaceutical Intermidate Erythromycin Stearate CAS 643-22-1 Powder 0

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