Lefamulin acetate

About Lefamulin acetate

Lefamulin acetate is a high-purity reference standard of Lefamulin carrying the CAS registry number 1350636-82-6. The compound has the formula C30H49NO7S, corresponding to a molecular weight of 567.8 g/mol. Alternative names: BC-3781.Ac and BC-3781 acetate.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

As a reference sample of Lefamulin, it is used for identification, assay and impurity-profiling work during analytical method development, validation (AMV) and routine QC. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

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

Typical applications

Identification & assay
Method development & validation
QC reference material

Industries

Related to Lefamulin

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

Lefamulin impurities

Specifications & identifiers

Chemical identifiers
Product name	Lefamulin acetate
Catalogue No.	VQ-048776
CAS Number	1350636-82-6
IUPAC name	acetic acid;[(1S,2R,3S,4S,6R,7R,8R,14R)-4-ethenyl-3-hydroxy-2,4,7,14-tetramethyl-9-oxo-6-tricyclo[5.4.3.01,8]tetradecanyl] 2-[(1R,2R,4R)-4-amino-2-hydroxycyclohexyl]sulfanylacetate
Molecular formula	C₃₀H₄₉NO₇S
Molecular weight	567.8 g/mol
Exact mass	567.323
Grade	Reference Standard
HSN code	38229090
InChIKey	WSMXIQXWHPSVDE-ZPJPNJFZSA-N
SMILES	C[C@@H]1CC[C@@]23CCC(=O)[C@H]2[C@@]1([C@@H](C[C@@]([C@H]([C@@H]3C)O)(C)C=C)OC(=O)CS[C@@H]4CC[C@H](C[C@H]4O)N)C.CC(=O)O
PubChem CID	86346053

Physical properties
Physical form	Solid
H-bond donors / acceptors	4 / 9
TPSA	172 Å²

Safety & hazard information (GHS)

Corrosive

Toxic

Harmful / irritant

Health hazard

Environmental hazard

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H317May cause an allergic skin reaction
H318Causes serious eye damage
H330Fatal if inhaled
H361Suspected of damaging fertility or the unborn child
H362May cause harm to breast-fed children
H411Toxic to aquatic life with long lasting effects

Precautionary statements: P203, P260, P261, P263, P264, P264 + P265, P270, P271, P272, P273, P280, P284, P301 + P317, P302 + P352, P304 + P340, P305 + P354 + P338, P316, P317, P318, P320, P321, P330, P332 + P317, P333 + P317

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 Lefamulin acetate?

The CAS Registry Number of Lefamulin acetate is 1350636-82-6. It is also known as BC-3781.Ac, BC-3781 acetate, Lefamulin acetate (Xenleta).

What is the molecular formula and molecular weight of Lefamulin acetate?

Lefamulin acetate has the molecular formula C30H49NO7S and a molecular weight of 567.8 g/mol.

What is Lefamulin acetate used for?

Lefamulin acetate is supplied as a characterised reference material related to Lefamulin. 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 Lefamulin acetate can I order?

We supply Lefamulin acetate 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 Lefamulin acetate?

Yes. Every lot of Lefamulin acetate 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 Lefamulin acetate be shipped internationally?

Yes. Lefamulin acetate 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.