Spiramycin I

About Spiramycin I

Spiramycin I is an impurity of Spiramycin carrying the CAS registry number 24916-50-5. The compound has the formula C43H74N2O14, corresponding to a molecular weight of 843.1 g/mol. It is also known as Foromacidin A or Foromacidine A.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Handle it with standard laboratory precautions and appropriate personal protective equipment.

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. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

We offer Spiramycin I in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers 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 I
Catalogue No.	VQ-033940
CAS Number	24916-50-5
IUPAC name	2-[(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-4-hydroxy-5-methoxy-9,16-dimethyl-2-oxo-1-oxacyclohexadeca-11,13-dien-7-yl]acetaldehyde
Molecular formula	C₄₃H₇₄N₂O₁₄
Molecular weight	843.1 g/mol
Exact mass	842.514
Grade	Reference Standard
HSN code	38229090
InChIKey	ACTOXUHEUCPTEW-CEUOBAOPSA-N
SMILES	C[C@@H]1C/C=C/C=C/[C@@H]([C@@H](C[C@@H]([C@@H]([C@H]([C@@H](CC(=O)O1)O)OC)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
PubChem CID	5289394

Physical properties
Physical form	Solid
LogP (XLogP3)	2.1
H-bond donors / acceptors	4 / 16
TPSA	195 Å²
Synonyms	Foromacidin A, Foromacidine A, Spiramycin A, Spiramycin 1, Demycarosylturimycin H, Leucomycin V, 9-O-(5-(dimethylamino)tetrahydro-6-methyl-2H-pyran-2-yl)-, (9(2R,5S,6R))-, Leucomycin V, 9-O-((2R,5S,6R)-5-(dimethylamino)tetrahydro-6-methyl-2H-pyran-2-yl)-, Leucomycin V, 9-O-[(2R,5S,6R)-5-(dimethylamino)tetrahydro-6-methyl-2H-pyran-2-yl]-, Leucomycin v, 9-o-(5-(dimethylamino)tetrahydro-6-methyl-2H-pyran-2-yl)-, (9(5S,6R))-, Spiramycin base, N-desmethyl-Spiramycin, US20240118263, Compound Spiramycin

Safety & hazard information (GHS)

Environmental hazard

Hazard statements

H411Toxic to aquatic life with long lasting effects

Precautionary statements: P273, P391, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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 I?

The CAS Registry Number of Spiramycin I is 24916-50-5. It is also known as Foromacidin A, Foromacidine A, Spiramycin A.

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

Spiramycin I has the molecular formula C43H74N2O14 and a molecular weight of 843.1 g/mol.

What is Spiramycin I used for?

Spiramycin I 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 I can I order?

We supply Spiramycin I 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 I?

Yes. Every lot of Spiramycin I 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 I be shipped internationally?

Yes. Spiramycin I is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.