(3RS)-3-[(2RS)-(2-Cyclopentyl-2-hydroxy-2-phe… 740028-90-4

Name: (3RS)-3-[(2RS)-(2-Cyclopentyl-2-hydroxy-2-phenylacetyl)oxy]-1,1-dimethylpyrrolidinium
Brand: Vaqora Chemicals
SKU: VQ-012756

About (3RS)-3-[(2RS)-(2-Cyclopentyl-2-hydroxy-2-phenylacetyl)oxy]-1,1-dimethylpyrrolidinium

Vaqora Chemicals supplies (3RS)-3-[(2RS)-(2-Cyclopentyl-2-hydroxy-2-phenylacetyl)oxy]-1,1-dimethylpyrrolidinium, a process intermediate or related compound of Glycopyrronium registered under CAS number 740028-90-4. The compound has the formula C19H28NO3+, corresponding to a molecular weight of 318.4 g/mol. Its systematic (IUPAC) name is (1,1-dimethylpyrrolidin-1-ium-3-yl) 2-cyclopentyl-2-hydroxy-2-phenylacetate. Alternative names: Glycopyrronium and Glycopyrrolate cation.

The product is provided 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.

Process chemists and analysts use it when developing synthetic routes to Glycopyrronium, tracking process-related impurities and validating analytical methods. It is used across pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies (3RS)-3-[(2RS)-(2-Cyclopentyl-2-hydroxy-2-phenylacetyl)oxy]-1,1-dimethylpyrrolidinium in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Glycopyrronium

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

Glycopyrronium impurities

Specifications & identifiers

Chemical identifiers
Product name	(3RS)-3-[(2RS)-(2-Cyclopentyl-2-hydroxy-2-phenylacetyl)oxy]-1,1-dimethylpyrrolidinium
Catalogue No.	VQ-012756
CAS Number	740028-90-4
IUPAC name	(1,1-dimethylpyrrolidin-1-ium-3-yl) 2-cyclopentyl-2-hydroxy-2-phenylacetate
Molecular formula	C₁₉H₂₈NO₃⁺
Molecular weight	318.4 g/mol
Exact mass	318.2069
Grade	Reference Standard
InChIKey	ANGKOCUUWGHLCE-UHFFFAOYSA-N
SMILES	C[N+]1(CCC(C1)OC(=O)C(C2CCCC2)(C3=CC=CC=C3)O)C
PubChem CID	3494

Physical properties
Physical form	Solid
LogP (XLogP3)	3.1
H-bond donors / acceptors	1 / 3
TPSA	46.5 Å²
Synonyms	rel-(3S)-3-[[(2R)-2-Cyclopentyl-2-hydroxy-2-phenylacetyl]oxy]-1,1-dimethylpyrrolidinium, (3RS)-3-[(2RS)-(2-Cyclopentyl-2-hydroxy-2-phenylacetyl)oxy]-1,1-dimethylpyrrolidinium, 3-[2-Cyclopentyl(hydroxy)phenylacetoxy]-1,1-dimethylpyrrolidinium, Glycopyrronium, Glycopyrrolate cation, Glycopyrronium cation, Glycopyrronium, erythro-, Pyrrolidinium, 3-((cyclopentylhydroxyphenylacetyl)oxy)-1,1-dimethyl-, Pyrrolidinium, 3-[(cyclopentylhydroxyphenylacetyl)oxy]-1,1-dimethyl-, Robinal, 3-(2-Cyclopentyl-2-hydroxy-2-phenylacetoxy)-1,1-dimethylpyrrolidin-1-ium, Tovanor Breezhaler

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 (3RS)-3-[(2RS)-(2-Cyclopentyl-2-hydroxy-2-phenylacetyl)oxy]-1,1-dimethylpyrrolidinium?

The CAS Registry Number of (3RS)-3-[(2RS)-(2-Cyclopentyl-2-hydroxy-2-phenylacetyl)oxy]-1,1-dimethylpyrrolidinium is 740028-90-4. It is also known as rel-(3S)-3-[[(2R)-2-Cyclopentyl-2-hydroxy-2-phenylacetyl]oxy]-1,1-dimethylpyrrolidinium, (3RS)-3-[(2RS)-(2-Cyclopentyl-2-hydroxy-2-phenylacetyl)oxy]-1,1-dimethylpyrrolidinium, 3-[2-Cyclopentyl(hydroxy)phenylacetoxy]-1,1-dimethylpyrrolidinium.

What is the molecular formula and molecular weight of (3RS)-3-[(2RS)-(2-Cyclopentyl-2-hydroxy-2-phenylacetyl)oxy]-1,1-dimethylpyrrolidinium?

(3RS)-3-[(2RS)-(2-Cyclopentyl-2-hydroxy-2-phenylacetyl)oxy]-1,1-dimethylpyrrolidinium has the molecular formula C19H28NO3+ and a molecular weight of 318.4 g/mol. Its IUPAC name is (1,1-dimethylpyrrolidin-1-ium-3-yl) 2-cyclopentyl-2-hydroxy-2-phenylacetate.

What is (3RS)-3-[(2RS)-(2-Cyclopentyl-2-hydroxy-2-phenylacetyl)oxy]-1,1-dimethylpyrrolidinium used for?

(3RS)-3-[(2RS)-(2-Cyclopentyl-2-hydroxy-2-phenylacetyl)oxy]-1,1-dimethylpyrrolidinium is supplied as a characterised reference material related to Glycopyrronium. 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 (3RS)-3-[(2RS)-(2-Cyclopentyl-2-hydroxy-2-phenylacetyl)oxy]-1,1-dimethylpyrrolidinium can I order?

We supply (3RS)-3-[(2RS)-(2-Cyclopentyl-2-hydroxy-2-phenylacetyl)oxy]-1,1-dimethylpyrrolidinium 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 (3RS)-3-[(2RS)-(2-Cyclopentyl-2-hydroxy-2-phenylacetyl)oxy]-1,1-dimethylpyrrolidinium?

Yes. Every lot of (3RS)-3-[(2RS)-(2-Cyclopentyl-2-hydroxy-2-phenylacetyl)oxy]-1,1-dimethylpyrrolidinium 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 (3RS)-3-[(2RS)-(2-Cyclopentyl-2-hydroxy-2-phenylacetyl)oxy]-1,1-dimethylpyrrolidinium be shipped internationally?

Yes. We export (3RS)-3-[(2RS)-(2-Cyclopentyl-2-hydroxy-2-phenylacetyl)oxy]-1,1-dimethylpyrrolidinium worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.