Lefamulin

Name: Lefamulin
Brand: Vaqora Chemicals
SKU: VQ-048813

About Lefamulin

Lefamulin (CAS 1061337-51-6) is a high-purity reference standard of Lefamulin offered by Vaqora Chemicals. The compound has the formula C28H45NO5S, corresponding to a molecular weight of 507.7 g/mol. Alternative names: lefamuline.

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. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Laboratories use this Lefamulin standard for identity and assay testing, system suitability checks and method validation supporting ANDA and DMF filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export 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
Catalogue No.	VQ-048813
CAS Number	1061337-51-6
IUPAC name	[(1S,2R,3S,4S,6R,7R,8R)-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	C₂₈H₄₅NO₅S
Molecular weight	507.7 g/mol
Exact mass	507.3018
Grade	Reference Standard
HSN code	38229090
InChIKey	KPVIXBKIJXZQJX-CSOZIWFHSA-N
SMILES	C[C@H]1[C@@H]([C@](C[C@H]([C@]2([C@H]3[C@@]1(CCC2C)CCC3=O)C)OC(=O)CS[C@@H]4CC[C@H](C[C@H]4O)N)(C)C=C)O
PubChem CID	58076382

Physical properties
Physical form	Solid
LogP (XLogP3)	4.3
H-bond donors / acceptors	3 / 7
TPSA	135 Å²

Safety & hazard information (GHS)

Corrosive

Toxic

Harmful / irritant

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
H411Toxic to aquatic life with long lasting effects

Precautionary statements: P260, P261, P264, P264 + P265, P270, P271, P272, P273, P280, P284, P301 + P317, P302 + P352, P304 + P340, P305 + P354 + P338, P316, P317, P320, P321, P330, P332 + P317, P333 + P317, P362 + P364, P391, P403 + P233

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?

The CAS Registry Number of Lefamulin is 1061337-51-6. It is also known as lefamuline.

What is the molecular formula and molecular weight of Lefamulin?

Lefamulin has the molecular formula C28H45NO5S and a molecular weight of 507.7 g/mol.

What is Lefamulin used for?

Lefamulin 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 can I order?

We supply Lefamulin 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?

Yes. Every lot of Lefamulin 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 be shipped internationally?

Yes. Lefamulin 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.