High quality Acetylspiramycin 24916-51-6



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High quality Acetylspiramycin 24916-51-6
High quality Acetylspiramycin 24916-51-6
High quality Acetylspiramycin 24916-51-6
High quality Acetylspiramycin 24916-51-6
High quality Acetylspiramycin 24916-51-6
High quality Acetylspiramycin 24916-51-6
High quality Acetylspiramycin 24916-51-6

High quality Acetylspiramycin 24916-51-6

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From $116.10116.00 / Kilogram
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If over 500pcs, mass production will start until pre-production sample has been approved.

Est. 7 days production

Product Description



                             1.Competitive price
                             2.Fast Delivery Within 2 days
                             3.SGS , BV, GMP,ISO approve
                             4.Professional factory



Acetylspiramycin is the acetyl derivative of spiramycin ,which is 16 membered ring macrolide . This product has good antibacterial effect on Staphylococcus aureus , Streptococcus pneumoniae , Streptococcus pyogenes , Enterococcus faecalis and other Gram-positive cocci.
It has inhibition effect on Listeria , Moraxella catarrhalis , Neisseria gonorrhoeae , Campylobacter fetus , Haemophilus influenzae , Legionella pneumophila , Bordetella pertussis , Bacteroides , Clostridium perfringens , Propionibacterium acnes , digestion cocci Peptostreptococcus Chlamydia , Mycoplasma , Toxoplasma and Cryptosporidium .

Other name: Spiramycin II

CAS NO.: 24916-51-6

MF: C45H76N2O15

MW: 885.09

Boiling point: 916.7°C (760mmHg)

Flash point: 508.2°C

Density: 508.2°C

Appearance: White to almost white powder

Standard: USP/BP/CP/EP

Odor: odorless


10.jpg Suitable for staphylococcus aureus, s. pyogenes, streptococcus pneumoniae, meningococcal, neisseria gonorrhoeae, corynebacterium diphtheriae, mycoplasma, treponema pallidum caused by sensitive bacteria such as tonsillitis, pharyngitis, bronchitis, pneumonia, otitis media, skin and soft tissue infection, mastitis, cholecystitis, scarlet fever, dental and eye infections, etc. Clinically it is mainly used for staphylococcus aureus, streptococcus pneumoniae, klebsiella pneumoniae, escherichia coli, caused by neisseria gonorrhoeae infection, such as pneumonia, bronchitis, lung abscess, scarlet fever, meningitis, urethritis, mastitis, sty and dacryocystitis









White crystalline powder


Assay (C4H8N2O3),     %(on dried matters)




Transmittance, %( 0.4g /20mL water)


≥ 98.0


Loss on drying,% (4h, 105 ? )


≤ 0.2


Heavy metals (as Pb),ppm


≤ 10


Chloride(as Cl),%


≤ 0.020


Sulphate (as SO4),%


≤ 0.020


Residue on ignition,%


≤ 0.1


Iron (as Fe), ppm


≤ 20


Arsenic (as As2O3), ppm


≤ 1


Other amino acid



No detd

Packaging & Shipping




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Company Information


Qingdao xigema Chemical Co.,Ltd is a global chemical industry manufacturers and suppliers of pharmaceuticals 

and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.

The aim of xigema is a quality policy that "Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.

xigema has become the "Top 500 Chinese manufacturing companies","Top 20 of global chemical sales".xigema has 21 subsidiaries and holding companies.





Q1: Are you a manufacturer?
Answer: Yes, we are factory founded on 2002.

Q2: How to contact with us?
Click the Alibaba "Contact Supplier" And then send us message the product you interest in, you will get reply within 24 hours.

Q3:Which kind of payment terms do you accept?
For small order,you can pay by T/T,Western Union or Paypal,nomal order by T/T to our company account

Q4:Can you give me a discount price?
Surely,It depend on your qty

Q5:How can i get a sample?
free samples is available,but freight charges will be at your account and the charges will be return to you or deduct from your order in the future.

Q6: How to confirm the Product Quality before placing orders?
A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.

Q7:How do you treat quality complaint?
A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.

If you are interested,welcome to contact with us.
Pls send message if you are interested,click "send" as below ^.^



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