China High Quality Pharmaceutical Azithromycin Powder CAS 83905-01-5 for Anti Virus, Find details about China Azithromycin, Azithromycin Powder from High Quality Pharmaceutical Azithromycin Powder CAS 83905-01-5 for Anti Virus
Product Name: Azithromycin
CAS:83905-01-5
MF:C38H72N2O12
MW:748.98
mp :113-115°C
storage temp. :Store at -20°C
Stability:Stable. Incompatible with strong oxidizing agents.
Azithromycin is the second generation of major cyclolactone drugs, which are used to treat respiratory and reproductive tract infections. To treat a variety of pathogens causing respiratory tract infection of children and adults, genital tract chlamydia trachomatis infection, etc., and been to many countries and regions in medical guidelines recommend recommended as the first-line treatment of infection drugs (such as the United States, Japan, the United States and China
Items | Specifications | Results |
Appearance | White or almost white powder | White powder |
Solubility | Practically insoluble in water, freely soluble in anhydrous ethanol and in methylene chloride | Conforms |
Idetification | 1) IR: Conforms to the spectrum of Azithromycin RS | Conforms |
2) HPLC: The retention time of azithromycin peak in the chromatogram of the assay preparation corresponds to that in the chromatogram of the Standard preparation, as ovtained in the assay | ||
Specific rotation | -45°~ -49° | -47° |
Crystallinity | Meets the requirements | Conforms |
pH | 9.0~11.0 (2mg/ml methanol-water(1:1)) | 10.1 |
Water | 4.0%~5.0% | 4.60% |
Residue on ignition | ≤0.3% | 0.01% |
Heavy metals | ≤25ppm | <25ppm |
Impurity A ≤0.5% | Not detected | |
Impurity B ≤1.0% | 0.40% | |
Impurity C ≤0.5% | 0.22% | |
Impurity J ≤0.3% | 0.11% | |
Impurity E ≤0.5% | Not detected | |
Impurity F ≤0.5% | <0.10% | |
Impurity G ≤0.5% | Not detected | |
Related Substances(HPLC Test 2) | Impurity I ≤0.7% | Not detected |
Impurity L≤0.5% | Not detected | |
Impurity M≤0.5% | Not detected | |
Impurity N ≤0.5% | Not detected | |
Impurity O≤0.5% | 0.11% | |
Impurity P ≤0.2% | <0.10% | |
Any other impuirty ≤0.2% | <0.10% | |
Total impurities ≤3.0% | 0.84% | |
Residual Solvents | Methylene Chlorde≤600ppm | Not detected |
Acetone ≤5000ppm | 330ppm | |
Assay | 945~1030μg/mg (Anhydrous substance ) | 978μg/mg |
Conclusion | The results can conforms with the USP37 standard. |
1. Azithromycin Dihydrate is used for acute pharyngitis, acute tonsillitis caused by Streptococcus pyogenes.
2. Azithromycin is used for acute throat and tonsillitis which are caused by streptococcus pyogenes, otitis.
3. Azithromycin can treatment of media sinusitis acute bronchitis skin soft tissue infection which are caused by sensitive bacteria.
4. Azithromycin is also used for pneumonia urethritis cervicit
Product Name | CAS No | MF |
Flibanserin | 167933-07-5 | C20H21F3N4O |
Flibanserin Hydrochloride | 147359-76-0 | C20H22ClF3N4O |
7,8-DIHYDROXYFLAVONE | 38183-03-8 | C15H10O4 |
MIRODENAFIL | 862189-95-5 | CB71509123 |
Mirodenafil Dihydrochloride | 862189-96-6 | C26H37N5O5S |
Pirfenidone | 53179-13-8 | C12H11NO |
2,3-Dichloroquinoxaline | 2213-63-0 | C8H4Cl2N2 |
2-(2-(1-naphthoyl)-8-fluoro-1,2,3,4-tetrahydropyrido[4,3-b]indol-5-yl)acetic acid | 866460-33-5 | C24H19FN2O3 |
Our R&D center covers an area of 1000 square meters, with four synthesis labs, one scale-up pilot labs and one analytical lab. The lab is equipped with complete laboratory facilities and equipment. We have a professional research team of highly qualified and experienced chemists. most of our R&D team are Master and higher. With their effort, we quickly transfer the science fruit into production. Our manufacturing site is located in Wuhan which is equipped with 100L~5000L reactors; we can offer one-stop services from R&D to commercial production. (Normal reaction/ High-pressure reaction/ Catalytic.
With great joint efforts of our staffs, Vanz is getting more market for developing and manufacturing Medicine, New Compounds, Advanced Intermediates, as well as Custom Synthesis. We will make persistent efforts, providing excellent services to our customers, perfecting R&D condition, as well as enlarging business service range. We believe Vanz will be one of the brightest star in near future with your kind support and our mutual efforts.
Q1: Are you a manufacturer?
A: Yes, We manufacture bulk products in our factory located in Jiayu, Hubei, and produce small quantity and customer synthesis products in our lab located in Wuhan.
Q2: Do you have stock?
A: We understand most customers prefer stock, so we'll try to keep stock for most products. However, for some rare products, we won't keep stock and it needs time to synthesize.
Q3: What certificates and documents do you offer?
A: Some technical paperwork is available, such as COA, HNMR, HPLC, LC-MS etc.
Q4: Why should I choose you?
A: Powerful technical support-come from our highly skilled & fully experienced staff, working in chemical industry for over 5 years, in average.Strict quality control-comes form our sophisticated management system.
Professional and warm sales team-since we believe we can only win via our hard work in a competitive world
Quick response and excellent presale and after sale service-since we believe our customers deserve all the best service.
Q5: Can I get best price from you?
A: Of course. We don't chase excessive profits and always try tp give best offer. If you are good at bargaining, you can also enjoy fun of bargaining. Just don't make it too hard!
Q6: How should I pay?
A: We accept all kinds of payment ways. such as Credit card,visa, T/T, West union, MoneyGram