rel-ethyl (3R,4S)-1-Benzyl-4-ethylpyrrolidine-3-carboxylate
- CAS1310730-65-4
- CatalogueRS-U080480
- FormulaC16H23NO2
On this page
Product identification
| Product name | rel-ethyl (3R,4S)-1-Benzyl-4-ethylpyrrolidine-3-carboxylate |
|---|---|
| Catalogue No. | RS-U080480 |
| CAS No. | 1310730-65-4 |
| Molecular formula | C16H23NO2 |
| Availability | Back order— restocking can be arranged, about 1–2 weeks |
| Standard type | Fine Chemicals |
| Drug substance | Upadacitinib |
| Also known as | AN12750218 |
| Storage | Refer to the certificate of analysis (COA) supplied with each lot |
| 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-U080480 / batch number on the certificate |
| Retest date | Printed on the certificate for the lot supplied |
Frequently asked
What documentation is supplied with this lot?
Is the assigned value given on an “as is” basis?
How should this material be stored?
Do you supply pack sizes other than those listed?
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 Upadacitinib
- Fine Chemicals of this kind
- Documents for this item (COA, SDS)
- Certificate of analysis for RS-U080480
- Request a quotation for RS-U080480
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 Upadacitinib
All 147 further standards are listed here — every link is in the page, not loaded later.
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Upadacitinib
IN STOCKRS-I082004 -
Upadacitinib MonoHydrate
BACK ORDERRS-Z401FJU -
(3R,4R)-1-((benzyloxy)carbonyl)-4-ethylpyrrolidine-3-carboxylic Acid
IN STOCKRS-Z412O0A -
(3R,4S)-4-methyl-1-phenylmethoxycarbonylpyrrolidine-3-carboxylic acid
CUSTOM SYNTHESISRS-Z412TYG -
(E)-2,2,2-Trifluoroacetaldehyde oxime
IN STOCKRS-U047772 -
(R)-Benzyl 2-(hydroxymethyl)pyrrolidine-1-carboxylate
IN STOCKRS-I516341 -
(S)-[4,4'-Bibenzo[d][1,3]dioxole]-5,5'-diylbis(diphenylphosphineoxide)
BACK ORDERRS-U106637 -
(Z)-2-Pentenoic acid ethyl ester
BACK ORDERRS-U020486 -
1,1,1-trifluoro-2-chloroethane
CUSTOM SYNTHESISRS-U016339 -
1,3-bis(4-cyanophenyl)urea
IN STOCKRS-U211EQO -
1-Benzyl 3-ethyl 4-ethylpyrrolidine-1,3-dicarboxylate
BACK ORDERRS-U005A3Y -
2,2,2-Trifluoroethylamine hydrochloride
IN STOCKRS-U016644 -
2-(5-Methyl-1H-pyrazol-3-yl)pyridine
IN STOCKRS-Z401EIQ -
2-Amino-5-bromo-3-ethynylpyrazine
IN STOCKRS-U056300 -
2-Amino-5-bromopyrazine
IN STOCKRS-U211NCJ -
2-Chloro-5-tosyl-5H-pyrrolo[2,3-b]pyrazine
BACK ORDERRS-U071722 -
2-Chloro-5H-pyrrolo[2,3-b]pyrazine
IN STOCKRS-D110152 -
3,3,4,4,4-Pentafluorobutylamine 90%
BACK ORDERRS-U052461 -
3-Bromo-5H-pyrrolo[2,3-b]pyrazine
IN STOCKRS-U005162 -
3-Methyl-1H-pyrrolo[2,3-b]pyridin-5-amine
IN STOCKRS-P011287 -
4-(3-Amino-6-bromopyrazin-2-yl)-2-methylbut-3-yn-2-ol
BACK ORDERRS-U074418 -
4-OXO-PYRROLIDINE-1,3-DICARBOXYLIC ACID DIETHYL ESTER
BACK ORDERRS-U018862 -
5,5'-bis(diphenylphosphino)-4,4'-bibenzo[d][1,3]dioxole
BACK ORDERRS-C004043 -
5-tosyl-5H-pyrrolo[2,3-b]pyrazin-2-ol
IN STOCKRS-U029350 -
Benzyl (2-oxobutyl)carbamate
BACK ORDERRS-U043770 -
Bis(8-methyl-8-azabicyclo[3.2.1]Octan-3-yl)amine
IN STOCKRS-U211G3J -
cis-1-(benzyloxycarbonyl)-4-ethylpyrrolidine-3-carboxylic acid
IN STOCKRS-Z398XP9 -
Ethyl (3R,4R)-4-ethylpyrrolidine-3-carboxylate
BACK ORDERRS-U095655 -
Ethyl Trans-2-Pentenoate
IN STOCKRS-U064118 -
Fluoral Hydrate
IN STOCKRS-U029053 -
Imidazo[1,2-a]pyrazin-8-amine, 3-bromo-N-ethyl-
BACK ORDERRS-U011418 -
Methyl 5H-pyrrolo[2,3-b]pyrazine-2-carboxylate
CUSTOM SYNTHESISRS-D128033 -
Trimethylsulfoxonium Chloride
IN STOCKRS-Z401J0L -
Upadacitinib Cyclized Impurity
IN STOCKRS-U029016 -
Upadacitinib Des cbz Impurity
IN STOCKRS-U029017 -
Upadacitinib Enantiomer
IN STOCKRS-U029010 -
Upadacitinib hemihydrate
IN STOCKRS-U024078 -
Upadacitinib L-Tartrate Tetrahydrate
BACK ORDERRS-U029303 -
Upadacitinib Racemic Mixture
IN STOCKRS-U029069 -
Upadacitinib Trifluoroacetamide Impurity
BACK ORDERRS-U029071 -
Upadacitinib Impurity 2 (R)-(+)-α-(1-Naphthyl)ethylamine Salt
BACK ORDERRS-Z400WXH -
Upadacitinib Impurity 2 Dicyclohexylamine
BACK ORDERRS-U029305 -
Upadacitinib Impurity 7(Dihydrochloride)
IN STOCKRS-U029023 -
Upadacitinib Impurity 7(Dihydrochloride)
IN STOCKRS-Z401EPW -
Upadacitinib Impurity 9
BACK ORDERRS-I001ASZ -
Upadacitinib Impurity 16
IN STOCKRS-U029041 -
Upadacitinib Impurity 19
IN STOCKRS-U029003 -
Upadacitinib Impurity 21
IN STOCKRS-Z401GRQ -
Upadacitinib Impurity 23
CUSTOM SYNTHESISRS-U029026 -
Upadacitinib Impurity 30; Roxadustat Impurity 97
IN STOCKRS-U029293 -
Upadacitinib Impurity 38
BACK ORDERRS-I001BN8 -
Upadacitinib Impurity 47
IN STOCKRS-U029062 -
Upadacitinib Impurity 48
IN STOCKRS-U029043 -
Upadacitinib Impurity 50
IN STOCKRS-U029063 -
Upadacitinib Impurity 70
IN STOCKRS-U029073 -
Upadacitinib Impurity 79
BACK ORDERRS-Z412OQ6 -
Upadacitinib Impurity 84
BACK ORDERRS-U029038 -
Upadacitinib Impurity 86 Hydrochloride
IN STOCKRS-U029070 -
Upadacitinib Impurity 108
IN STOCKRS-U029050 -
Upadacitinib Impurity 117
IN STOCKRS-U029074 -
Upadacitinib Impurity 123
IN STOCKRS-U029004 -
Upadacitinib Impurity 124
IN STOCKRS-U029056 -
Upadacitinib Impurity 125
IN STOCKRS-U029030 -
Upadacitinib Impurity 129 (N-Nitroso Upadacitinib Impurity 128)
CUSTOM SYNTHESISRS-U029075 -
Upadacitinib Impurity 131
BACK ORDERRS-I001B6L -
Upadacitinib Impurity 133
CUSTOM SYNTHESISRS-Z401GMK -
Upadacitinib Impurity 136
IN STOCKRS-I001ARM -
Upadacitinib Impurity 153
IN STOCKRS-I001B3E -
Upadacitinib Impurity 153
IN STOCKRS-Z394M90 -
Upadacitinib Impurity 160
IN STOCKRS-I001APF -
Upadacitinib Impurity 163
IN STOCKRS-I001B8U -
Upadacitinib Impurity 164
CUSTOM SYNTHESISRS-I001BP6 -
Upadacitinib Impurity 167
IN STOCKRS-Z401GA9 -
Upadacitinib Impurity 170
IN STOCKRS-U029042 -
Upadacitinib Impurity 189 (N-Nitroso Upadacitinib Impurity 86)
CUSTOM SYNTHESISRS-U029076 -
Upadacitinib Impurity 195
BACK ORDERRS-I001323 -
Upadacitinib Impurity 196
CUSTOM SYNTHESISRS-I001AM0 -
Upadacitinib Impurity 200
BACK ORDERRS-I001BHH -
Upadacitinib Impurity 211
BACK ORDERRS-I001788 -
Upadacitinib Impurity 217
CUSTOM SYNTHESISRS-U009167 -
Upadacitinib Impurity 218
IN STOCKRS-U029007 -
Upadacitinib Impurity 219
IN STOCKRS-U029009 -
Upadacitinib Impurity 220
IN STOCKRS-U029014 -
Upadacitinib Impurity 221
IN STOCKRS-U029015 -
Upadacitinib Impurity 222
CUSTOM SYNTHESISRS-U029025 -
Upadacitinib Impurity 223
IN STOCKRS-U029027 -
Upadacitinib Impurity 224
IN STOCKRS-U029031 -
Upadacitinib Impurity 225
IN STOCKRS-U029032 -
Upadacitinib Impurity 226
BACK ORDERRS-I001BAN -
Upadacitinib Impurity 226
IN STOCKRS-U029033 -
Upadacitinib Impurity 227
IN STOCKRS-U029054 -
Upadacitinib Impurity 228
IN STOCKRS-U029058 -
Upadacitinib Impurity 229
CUSTOM SYNTHESISRS-I001847 -
Upadacitinib Impurity 229
IN STOCKRS-U029060 -
Upadacitinib Impurity 230
IN STOCKRS-U029066 -
Upadacitinib Impurity 236
CUSTOM SYNTHESISRS-U029298 -
Upadacitinib Impurity 237
IN STOCKRS-U029299 -
Upadacitinib Impurity 239
IN STOCKRS-U029309 -
Upadacitinib Impurity 247
IN STOCKRS-U029001 -
Upadacitinib Impurity 248
IN STOCKRS-U029002 -
Upadacitinib Impurity 249
IN STOCKRS-U029005 -
Upadacitinib Impurity 250
CUSTOM SYNTHESISRS-U029006 -
Upadacitinib Impurity 251
IN STOCKRS-U029008 -
Upadacitinib Impurity 252
IN STOCKRS-U029011 -
Upadacitinib Impurity 253
IN STOCKRS-U029012 -
Upadacitinib Impurity 254
IN STOCKRS-U029013 -
Upadacitinib Impurity 255
IN STOCKRS-U029018 -
Upadacitinib Impurity 256
IN STOCKRS-U029019 -
Upadacitinib Impurity 257
IN STOCKRS-U029020 -
Upadacitinib Impurity 258
IN STOCKRS-U029021 -
Upadacitinib Impurity 259
IN STOCKRS-U029022 -
Upadacitinib Impurity 260
IN STOCKRS-U029024 -
Upadacitinib Impurity 261
IN STOCKRS-U029028 -
Upadacitinib Impurity 262
IN STOCKRS-U029029 -
Upadacitinib Impurity 263
IN STOCKRS-U029034 -
Upadacitinib Impurity 264
IN STOCKRS-U029035 -
Upadacitinib Impurity 265
IN STOCKRS-U029036 -
Upadacitinib Impurity 266
IN STOCKRS-U029037 -
Upadacitinib Impurity 267
IN STOCKRS-U029039 -
Upadacitinib Impurity 268
IN STOCKRS-U029040 -
Upadacitinib Impurity 269
IN STOCKRS-U029044 -
Upadacitinib Impurity 270
IN STOCKRS-U029045 -
Upadacitinib Impurity 273
IN STOCKRS-U029048 -
Upadacitinib Impurity 274
CUSTOM SYNTHESISRS-U029049 -
Upadacitinib Impurity 275
IN STOCKRS-U029051 -
Upadacitinib Impurity 276
IN STOCKRS-U029052 -
Upadacitinib Impurity 277
IN STOCKRS-U029055 -
Upadacitinib Impurity 278
BACK ORDERRS-U029057 -
Upadacitinib Impurity 279
CUSTOM SYNTHESISRS-U029059 -
Upadacitinib Impurity 280
IN STOCKRS-U029061 -
Upadacitinib Impurity 281
CUSTOM SYNTHESISRS-U029064 -
Upadacitinib Impurity 282
IN STOCKRS-U029065 -
Upadacitinib Impurity 283
IN STOCKRS-U029067 -
Upadacitinib Impurity 284
IN STOCKRS-U029068 -
Upadacitinib Impurity 285
IN STOCKRS-U029072 -
Upadacitinib Impurity 286
IN STOCKRS-U029077 -
Upadacitinib Impurity 334
IN STOCKRS-U029294 -
Upadacitinib Impurity 335
CUSTOM SYNTHESISRS-U029295 -
Upadacitinib Impurity 336
IN STOCKRS-U029297 -
Upadacitinib Impurity 338
IN STOCKRS-U029312 -
Upadacitinib Impurity 387
CUSTOM SYNTHESISRS-U029296 -
Upadacitinib Impurity 388
IN STOCKRS-U029300 -
Upadacitinib Impurity 389
IN STOCKRS-U029301 -
Upadacitinib Impurity 390
BACK ORDERRS-U029302
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 (S)-[4,4'-Bibenzo[d][1,3]dioxole]-5,5'-diylbis(diphenylphosphineoxide)](/structures/w4/SZFRGFQPLSPZSX-UHFFFAOYSA-N.webp?v=8)









![Chemical structure of 2-Chloro-5-tosyl-5H-pyrrolo[2,3-b]pyrazine](/structures/w4/HMDODBSSYDBRGX-UHFFFAOYSA-N.webp?v=8)
![Chemical structure of 2-Chloro-5H-pyrrolo[2,3-b]pyrazine](/structures/w4/RORAIVYFQFAIAF-UHFFFAOYSA-N.webp?v=8)

![Chemical structure of 3-Bromo-5H-pyrrolo[2,3-b]pyrazine](/structures/w4/JOCWQJGZBIFQLM-UHFFFAOYSA-N.webp?v=8)
![Chemical structure of 3-Methyl-1H-pyrrolo[2,3-b]pyridin-5-amine](/structures/w4/WCOHKCWLPGIUOW-UHFFFAOYSA-N.webp?v=8)



![Chemical structure of 5,5'-bis(diphenylphosphino)-4,4'-bibenzo[d][1,3]dioxole](/structures/w4/RZZDRSHFIVOQAF-UHFFFAOYSA-N.webp?v=8)
![Chemical structure of 5-tosyl-5H-pyrrolo[2,3-b]pyrazin-2-ol](/structures/w4/CIKTVLCGANLZDX-UHFFFAOYSA-N.webp?v=8)

![Chemical structure of Bis(8-methyl-8-azabicyclo[3.2.1]Octan-3-yl)amine](/structures/w4/CZSXHODTHRRSOA-UHFFFAOYSA-N.webp?v=8)




![Chemical structure of Imidazo[1,2-a]pyrazin-8-amine, 3-bromo-N-ethyl-](/structures/w4/FZSVTCPSHSXLHZ-UHFFFAOYSA-N.webp?v=8)
![Chemical structure of Methyl 5H-pyrrolo[2,3-b]pyrazine-2-carboxylate](/structures/w4/LKYVYGGBGJSMJX-UHFFFAOYSA-N.webp?v=8)
![Chemical structure of rel-(3R,4S)-3-Ethyl-4-(3H-imidazo[1,2-a]pyrrolo[2,3-e]pyrazin-8-yl)-N-(2,2,2-trifluoroethyl)pyrrolidine-1-carboxamide](/structures/w4/WYQFJHHDOKWSHR-WDEREUQCSA-N.webp?v=8)



































































































