Pyridostigmine Bromide EP Impurity B

Name: Pyridostigmine Bromide EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-027684

About Pyridostigmine Bromide EP Impurity B

Listed under CAS 31034-86-3, Pyridostigmine Bromide EP Impurity B is a pharmacopeial impurity of Pyridostigmine available from Vaqora Chemicals. The compound has the formula C6H8BrNO, corresponding to a molecular weight of 190.04 g/mol. Systematically, it is named 1-methylpyridin-1-ium-3-ol bromide. Common synonyms include Pyridostigmine EP Impurity B Bromide Salt and Pyridostigmine EP Impurity B.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Pharmaceutical QC and development laboratories use this impurity standard of Pyridostigmine 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.

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 Pyridostigmine

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

Pyridostigmine impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Pyridostigmine Bromide EP Impurity B
Catalogue No.	VQ-027684
CAS Number	31034-86-3
IUPAC name	1-methylpyridin-1-ium-3-ol bromide
Molecular formula	C₆H₈BrNO
Molecular weight	190.04 g/mol
Exact mass	188.9789
Grade	Reference Standard
HSN code	38229090
InChIKey	KWNRNYCXMUTXOY-UHFFFAOYSA-N
SMILES	C[N+]1=CC=CC(=C1)O.[Br-]
PubChem CID	3084523

Physical properties
Physical form	Solid
H-bond donors / acceptors	1 / 2
TPSA	24.1 Å²
Synonyms	Pyridostigmine EP Impurity B Bromide Salt, Pyridostigmine EP Impurity B, Pyridostigmine Bromide - Impurity B, Pyridinium, 3-hydroxy-1-methyl-, bromide, 3-Hydroxy-1-methyl-pyridinium Bromide, Pyridinium, 3-hydroxy-1-methyl-, bromide (1:1), Pyridostigmine Impurity 1, n-methyl-3-hydroxypyridinium bromide

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 Pyridostigmine Bromide EP Impurity B?

The CAS Registry Number of Pyridostigmine Bromide EP Impurity B is 31034-86-3. It is also known as Pyridostigmine EP Impurity B Bromide Salt, Pyridostigmine EP Impurity B, Pyridostigmine Bromide - Impurity B.

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

Pyridostigmine Bromide EP Impurity B has the molecular formula C6H8BrNO and a molecular weight of 190.04 g/mol. Its IUPAC name is 1-methylpyridin-1-ium-3-ol bromide.

What is Pyridostigmine Bromide EP Impurity B used for?

Pyridostigmine Bromide EP Impurity B is supplied as a characterised reference material related to Pyridostigmine. 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 Pyridostigmine Bromide EP Impurity B can I order?

We supply Pyridostigmine Bromide 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 Pyridostigmine Bromide EP Impurity B?

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

Yes. We export Pyridostigmine Bromide EP Impurity B worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.