Atracurium besylate

Name: Atracurium besylate
Brand: Vaqora Chemicals
SKU: VQ-029268

About Atracurium besylate

Atracurium besylate (CAS 64228-81-5) is a high-purity reference standard of Atracurium offered by Vaqora Chemicals. The compound has the formula C65H82N2O18S2, corresponding to a molecular weight of 1243.5 g/mol. Common synonyms include Atracurium Besilate and Atracurium Dibesylate.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

Laboratories use this Atracurium 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.

Vaqora Chemicals supplies Atracurium besylate in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Identification & assay
Method development & validation
QC reference material

Industries

Related to Atracurium

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

Atracurium impurities

Specifications & identifiers

Chemical identifiers
Product name	Atracurium besylate
Catalogue No.	VQ-029268
CAS Number	64228-81-5
IUPAC name	benzenesulfonate;5-[3-[1-[(3,4-dimethoxyphenyl)methyl]-6,7-dimethoxy-2-methyl-3,4-dihydro-1H-isoquinolin-2-ium-2-yl]propanoyloxy]pentyl 3-[1-[(3,4-dimethoxyphenyl)methyl]-6,7-dimethoxy-2-methyl-3,4-dihydro-1H-isoquinolin-2-ium-2-yl]propanoate
Molecular formula	C₆₅H₈₂N₂O₁₈S₂
Molecular weight	1243.5 g/mol
Exact mass	1242.5004
Grade	Reference Standard
HSN code	38229090
InChIKey	XXZSQOVSEBAPGS-UHFFFAOYSA-L
SMILES	C[N+]1(CCC2=CC(=C(C=C2C1CC3=CC(=C(C=C3)OC)OC)OC)OC)CCC(=O)OCCCCCOC(=O)CC[N+]4(CCC5=CC(=C(C=C5C4CC6=CC(=C(C=C6)OC)OC)OC)OC)C.C1=CC=C(C=C1)S(=O)(=O)[O-].C1=CC=C(C=C1)S(=O)(=O)[O-]
PubChem CID	47320

Physical properties
Physical form	Solid
H-bond donors / acceptors	0 / 18
TPSA	258 Å²
Synonyms	Atracurium Besilate, Atracurium Dibesylate, Besilato de atracurio, Atracurii besilas, Besilate d'atracurium, BW 33A, BW-33A, Tracrium Preservative Free, Atracurium Besylate Preservative Free, atracurio besilato, atracurium (cation), Besilate, Atracurium

Safety & hazard information (GHS)

Toxic

Signal word: Danger

Hazard statements

H300Fatal if swallowed
H301Toxic if swallowed
H310Fatal in contact with skin
H330Fatal if inhaled

Precautionary statements: P260, P262, P264, P270, P271, P280, P284, P301 + P316, P302 + P352, P304 + P340, P316, P320, P321, P330, P361 + P364, P403 + P233, P405, 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 Atracurium besylate?

The CAS Registry Number of Atracurium besylate is 64228-81-5. It is also known as Atracurium Besilate, Atracurium Dibesylate, Besilato de atracurio.

What is the molecular formula and molecular weight of Atracurium besylate?

Atracurium besylate has the molecular formula C65H82N2O18S2 and a molecular weight of 1243.5 g/mol.

What is Atracurium besylate used for?

Atracurium besylate is supplied as a characterised reference material related to Atracurium. 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 Atracurium besylate can I order?

We supply Atracurium besylate 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 Atracurium besylate?

Yes. Every lot of Atracurium besylate 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 Atracurium besylate be shipped internationally?

Yes. Atracurium besylate 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.