Spiramycin III

Name: Spiramycin III
Brand: Vaqora Chemicals
SKU: VQ-028108

About Spiramycin III

Spiramycin III (CAS 24916-52-7) is an impurity of Spiramycin offered by Vaqora Chemicals. The compound has the formula C46H78N2O15, corresponding to a molecular weight of 899.1 g/mol. Common synonyms include Foromacidin C and Spiramycin - mixture of spiramycins.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Good laboratory practice and suitable PPE are recommended during handling.

Pharmaceutical QC and development laboratories use this impurity standard of Spiramycin to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Spiramycin III is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Spiramycin

View every impurity, metabolite and intermediate we list for Spiramycin.

Spiramycin impurities

Specifications & identifiers

Chemical identifiers
Product name	Spiramycin III
Catalogue No.	VQ-028108
CAS Number	24916-52-7
IUPAC name	[(4R,5S,6S,7R,9R,10R,11E,13E,16R)-6-[(2S,3R,4R,5S,6R)-5-[(2S,4R,5S,6S)-4,5-dihydroxy-4,6-dimethyloxan-2-yl]oxy-4-(dimethylamino)-3-hydroxy-6-methyloxan-2-yl]oxy-10-[(2R,5S,6R)-5-(dimethylamino)-6-methyloxan-2-yl]oxy-5-methoxy-9,16-dimethyl-2-oxo-7-(2-oxoethyl)-1-oxacyclohexadeca-11,13-dien-4-yl] propanoate
Molecular formula	C₄₆H₇₈N₂O₁₅
Molecular weight	899.1 g/mol
Exact mass	898.5402
Grade	Reference Standard
HSN code	38229090
InChIKey	HSZLKTCKAYXVBX-LYIMTGTFSA-N
SMILES	CCC(=O)O[C@@H]1CC(=O)O[C@@H](C/C=C/C=C/[C@@H]([C@@H](C[C@@H]([C@@H]([C@H]1OC)O[C@H]2[C@@H]([C@H]([C@@H]([C@H](O2)C)O[C@H]3C[C@@]([C@H]([C@@H](O3)C)O)(C)O)N(C)C)O)CC=O)C)O[C@H]4CC[C@@H]([C@H](O4)C)N(C)C)C
PubChem CID	53297409

Physical properties
Physical form	Solid
LogP (XLogP3)	3.2
H-bond donors / acceptors	3 / 17
TPSA	201 Å²

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Spiramycin III?

The CAS Registry Number of Spiramycin III is 24916-52-7. It is also known as Foromacidin C, Spiramycin - mixture of spiramycins.

What is the molecular formula and molecular weight of Spiramycin III?

Spiramycin III has the molecular formula C46H78N2O15 and a molecular weight of 899.1 g/mol.

What is Spiramycin III used for?

Spiramycin III is supplied as a characterised reference material related to Spiramycin. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Spiramycin III can I order?

We supply Spiramycin III in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Spiramycin III?

Yes. Every lot of Spiramycin III is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Spiramycin III be shipped internationally?

Yes. We export Spiramycin III worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.