3-(2-Amino-2-oxo-1,1-diphenylethyl)-1-(2-(2,3-dihydrobenzofuran-5-yl)ethyl)pyrrolidine 1-oxide
- CAS2416229-88-2
- CatalogueRS-D123124
- FormulaC28H30N2O3
- MW442.56
On this page
Product identification
| Product name | 3-(2-Amino-2-oxo-1,1-diphenylethyl)-1-(2-(2,3-dihydrobenzofuran-5-yl)ethyl)pyrrolidine 1-oxide |
|---|---|
| Catalogue No. | RS-D123124 |
| CAS No. | 2416229-88-2 |
| Molecular formula | C28H30N2O3 |
| Molecular weight | 442.56 |
| Availability | Custom synthesis— made to order, typically 3–4 weeks |
| Standard type | Drug Metabolite Standards |
| Drug substance | Darifenacin |
| Also known as | Darifenacin Impurity 2 |
| Storage | 2-8°C Refrigerator |
| Intended use | For laboratory and research use only. Not for human or veterinary use. |
What is stated on the certificate
Content and purity are assigned per lot and stated on the certificate of analysis issued for the batch you receive — they are not a catalogue-level figure. The certificate records the tests performed, the specification applied and the result obtained for that lot.
| Field | Basis |
|---|---|
| Identity | Spectroscopic and chromatographic methods appropriate to the material |
| Purity | Chromatographic purity, area normalisation unless stated otherwise |
| Assay / content | Mass balance, corrected for the stated volatiles and residue |
| Catalogue and batch numbers | RS-D123124 / batch number on the certificate |
| Retest date | Printed on the certificate for the lot supplied |
Frequently asked
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Is the assigned value given on an “as is” basis?
How should this material be stored?
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Finding this standard
Buyers reach this compound by CAS number, by catalogue number, through the drug substance it belongs to, or through the type of standard it is. Those routes all start here:
- Other impurities of Darifenacin
- Drug Metabolite Standards of this kind
- Documents for this item (COA, SDS)
- Certificate of analysis for RS-D123124
- Request a quotation for RS-D123124
Searching another way? Send the structure, a SMILES string or the pharmacopoeial name — a CAS number is not required for a non-compendial impurity. Write to sales@rssechem.com.
Other standards of Darifenacin
All 51 further standards are listed here — every link is in the page, not loaded later.
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(R)-Darifenacin
BACK ORDERRS-D034004 -
Darifenacin
IN STOCKRS-U098071 -
Darifenacin Hydrobromide
IN STOCKRS-U098072 -
Darifenacin Hydrochloride
BACK ORDERRS-D034014 -
Darifenacin EP Impurity E
CUSTOM SYNTHESISRS-D034008 -
Darifenacin IMpurity C
IN STOCKRS-Z395JJE -
(R)-1-Tosylpyrrolidin-3-yl 4-methylbenzenesulfonate
IN STOCKRS-D117083 -
(R)-2,2-Diphenyl-2-(pyrrolidin-3-yl)acetamide
CUSTOM SYNTHESISRS-Z400SMK -
(R)-2,2-diphenyl-2-(pyrrolidin-3-yl)acetamide 2,3-dihydroxysuccinate
IN STOCKRS-D117013 -
(R)-Darifenacin-d4 Hydrobromide
BACK ORDERRS-Z396KMN -
(S)-1-nitrosopyrrolidin-3-ol
IN STOCKRS-N001021 -
(S)-2,2-diphenyl-2-(pyrrolidin-3-yl)acetic acid (hydrobromide)
IN STOCKRS-Z400VUH -
(S)-2,2-Diphenyl-2-(pyrrolidin-3-yl)acetonitrile
IN STOCKRS-P002117 -
(S)-2,2-Diphenyl-2-(pyrrolidin-3-yl)acetonitrile hydrobromide
IN STOCKRS-I011221 -
(S)-a,a-Diphenyl-3-pyrrolidineacetamide L-Tartrate
IN STOCKRS-U106076 -
2,3-Dihydro-5-benzofuranethanol
IN STOCKRS-P006657 -
2,3-Dihydro-5-benzofuranethanol Methanesulfonate
IN STOCKRS-P006308 -
2,3-Dihydro-5-benzofuranethanol-d4
IN STOCKRS-I097057 -
2,3-Dihydro-5-vinylbenzofuran
IN STOCKRS-U051835 -
2,3-dihydrobenzofuran-5-acetic acid
IN STOCKRS-P006605 -
2-(1-(2-(2,3-Dihydrobenzofuran-5-yl)ethyl)pyrrolidin-3-yl)-2,2-diphenylacetamide
BACK ORDERRS-D112044 -
2-(1-(4-Hydroxy-3-(2-hydroxyethyl)phenethyl)pyrrolidin-3-yl)-2,2-diphenylacetamide
CUSTOM SYNTHESISRS-D116048 -
2-(2-hydroxy-4-methoxyphenyl)-1-morpholinoethane-1-thione
BACK ORDERRS-U015A3P -
2-[(3R)-1-(4-methylphenyl)sulfonylpyrrolidin-3-yl]-2,2-diphenylacetonitrile
BACK ORDERRS-U019539 -
2-Hydroxy-4-amino Butanoic Acid
IN STOCKRS-H278001 -
2-Oxodarifenacin
BACK ORDERRS-P019044 -
3-(S)-(+)-(1-carbamoyl-1,1-diphenyl methyl)pyrrolidine
CUSTOM SYNTHESISRS-Z397J3K -
3-Hydroxy Darifenacin (Mixture of Diastereomers)
CUSTOM SYNTHESISRS-D116014 -
5-(2-bromoethyl)Benzofuran
IN STOCKRS-P141059 -
5-(2-Chloroethyl)-2,3-dihydrobenzofuran
IN STOCKRS-Z004C3U -
7-Bromo Darifenacin
BACK ORDERRS-D034006 -
Darifenacin KSM-II B Precursor
IN STOCKRS-D034012 -
Darifenacin N-Oxide
BACK ORDERRS-P006318 -
Darifenacin Pyrrolidin Carboxylic Acid Impurity
CUSTOM SYNTHESISRS-D034011 -
Darifenacin Pyrrolidinium Dimer
CUSTOM SYNTHESISRS-P006321 -
rac Darifenacin-d4
IN STOCKRS-D034002 -
α,α-Diphenyl-3-pyrrolidineacetamide
IN STOCKRS-D112008 -
Darifenacin Impurity 1
BACK ORDERRS-D034001 -
Darifenacin Impurity 2
BACK ORDERRS-D034015 -
Darifenacin Impurity 12 (UK-156961)
BACK ORDERRS-D034009 -
Darifenacin Impurity 14
IN STOCKRS-P006145 -
Darifenacin Impurity 16
IN STOCKRS-D034016 -
Darifenacin Impurity 21
IN STOCKRS-D034010 -
Darifenacin Impurity 23
CUSTOM SYNTHESISRS-D034005 -
Darifenacin Impurity 25
IN STOCKRS-D034018 -
Darifenacin Impurity 26
IN STOCKRS-D034003 -
Darifenacin Impurity 27
IN STOCKRS-D034007 -
Darifenacin Impurity 28
IN STOCKRS-D034013
Pharmacopoeial names (EP, USP, BP, JP) are used for identification purposes only and do not imply endorsement by those bodies. This product is supplied for laboratory and research use only — not for human or veterinary use.





![Chemical structure of (3S)-1-[2-(3-Ethenyl-4-hydroxyphenyl)ethyl]-α,α-diphenyl-3-pyrrolidineacetamide](/structures/w4/LWAJEKFSUZCXGN-RUZDIDTESA-N.webp?v=9)



















![Chemical structure of 2-[(3R)-1-(4-methylphenyl)sulfonylpyrrolidin-3-yl]-2,2-diphenylacetonitrile](/structures/w4/XPQZNOFTICUMIN-QHCPKHFHSA-N.webp?v=9)






















