Rivastigmine EP Impurity B

Name: Rivastigmine EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-027862

About Rivastigmine EP Impurity B

Rivastigmine EP Impurity B is a pharmacopeial impurity of Rivastigmine carrying the CAS registry number 1230021-28-9. The compound has the formula C13H20N2O2, corresponding to a molecular weight of 236.31 g/mol. Its systematic (IUPAC) name is [3-[(1S)-1-(dimethylamino)ethyl]phenyl] N,N-dimethylcarbamate. Common synonyms include Rivastigmine Tartrate EP Impurity B and Desmethyl Rivastigmine.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.

As a characterised impurity of Rivastigmine, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. It is used across pharmaceutical manufacturing and academic and industrial research.

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

Typical applications

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

Industries

Related to Rivastigmine

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

Rivastigmine impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Rivastigmine EP Impurity B
Catalogue No.	VQ-027862
CAS Number	1230021-28-9
IUPAC name	[3-[(1S)-1-(dimethylamino)ethyl]phenyl] N,N-dimethylcarbamate
Molecular formula	C₁₃H₂₀N₂O₂
Molecular weight	236.31 g/mol
Exact mass	236.1525
Grade	Reference Standard
HSN code	38229090
InChIKey	AIHREYCBCYOMLZ-JTQLQIEISA-N
SMILES	C[C@@H](C1=CC(=CC=C1)OC(=O)N(C)C)N(C)C
PubChem CID	46844523

Physical properties
Physical form	Solid
LogP (XLogP3)	1.9
H-bond donors / acceptors	0 / 3
TPSA	32.8 Å²
Synonyms	Rivastigmine Tartrate EP Impurity B, Desmethyl Rivastigmine, Rivastigmine Tartrate - Impurity B, Dimethyl Rivastigmine, 3-(1-(Dimethylamino)ethyl)phenyl dimethylcarbamate, (1S)-, N-Desethyl methyl rivastigmine, Carbamic acid, N,N-dimethyl-, 3-((1S)-1-(dimethylamino)ethyl)phenyl ester, 3-[(1S)-1-(Dimethylamino)ethyl]phenyl N,N-dimethylcarbamate, 3-((1S)-1-(Dimethylamino)ethyl)phenyl N,N-dimethylcarbamate, N-Desethyl N-Methyl Rivastigmine, (S)-3-(1-(Dimethylamino)ethyl)phenyl dimethylcarbamate, (1S)-3-(1-(dimethylamino)ethyl)phenyl dimethylcarbamate

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 Rivastigmine EP Impurity B?

The CAS Registry Number of Rivastigmine EP Impurity B is 1230021-28-9. It is also known as Rivastigmine Tartrate EP Impurity B, Desmethyl Rivastigmine, Rivastigmine Tartrate - Impurity B.

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

Rivastigmine EP Impurity B has the molecular formula C13H20N2O2 and a molecular weight of 236.31 g/mol. Its IUPAC name is [3-[(1S)-1-(dimethylamino)ethyl]phenyl] N,N-dimethylcarbamate.

What is Rivastigmine EP Impurity B used for?

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

We supply Rivastigmine 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 Rivastigmine EP Impurity B?

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

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