Atracurium EP Impurity B

Name: Atracurium EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-029276

About Atracurium EP Impurity B

Vaqora Chemicals supplies Atracurium EP Impurity B, a pharmacopeial impurity of Atracurium registered under CAS number 64228-77-9. Its molecular formula is C51H66N2O12 and its molecular weight is 899.1 g/mol. It is also known as Atracurium Besylate EP Impurity B or Atracurium Besylate - Impurity B.

The product is provided 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 “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

This Atracurium impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of 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

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Atracurium

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

Atracurium impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Atracurium EP Impurity B
Catalogue No.	VQ-029276
CAS Number	64228-77-9
IUPAC name	5-[3-[1-[(3,4-dimethoxyphenyl)methyl]-6,7-dimethoxy-3,4-dihydro-1H-isoquinolin-2-yl]propanoyloxy]pentyl 3-[1-[(3,4-dimethoxyphenyl)methyl]-6,7-dimethoxy-3,4-dihydro-1H-isoquinolin-2-yl]propanoate
Molecular formula	C₅₁H₆₆N₂O₁₂
Molecular weight	899.1 g/mol
Exact mass	898.4616
Grade	Reference Standard
HSN code	38229090
InChIKey	KFNBBSMQNSQPPJ-UHFFFAOYSA-N
SMILES	COC1=C(C=C(C=C1)CC2C3=CC(=C(C=C3CCN2CCC(=O)OCCCCCOC(=O)CCN4CCC5=CC(=C(C=C5C4CC6=CC(=C(C=C6)OC)OC)OC)OC)OC)OC)OC
PubChem CID	6454827

Physical properties
Physical form	Solid
LogP (XLogP3)	7.8
H-bond donors / acceptors	0 / 14
TPSA	133 Å²

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + 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 EP Impurity B?

The CAS Registry Number of Atracurium EP Impurity B is 64228-77-9. It is also known as Atracurium Besylate EP Impurity B, Atracurium Besylate - Impurity B, (R,R)-N,N-Didemethyl atracurium.

What is the molecular formula and molecular weight of Atracurium EP Impurity B?

Atracurium EP Impurity B has the molecular formula C51H66N2O12 and a molecular weight of 899.1 g/mol.

What is Atracurium EP Impurity B used for?

Atracurium EP Impurity B 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 EP Impurity B can I order?

We supply Atracurium EP Impurity B 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 EP Impurity B?

Yes. Every lot of Atracurium EP Impurity B 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 EP Impurity B be shipped internationally?

Yes. Atracurium EP Impurity B 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.