HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
Benzylhydrazine dihydrochloride → (2S,4R)-1-(2-Benzyl-5-methyl-2H-pyrazol-3-yl)-4-(2-chloro-benzenesulfonyl)-pyrrolidine-2-carboxylic Acid Methyl Ester
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | Benzylhydrazine dihydrochloride | HCID 146540 | — |
| Edukt | (2S,4R)-methyl 4-(2-chlorophenylsulfonyl)-1-(3-oxobutanethioyl)pyrrolidine-2-carboxylate | HCID 86646820 | — |
| Produkt | (2S,4R)-1-(2-Benzyl-5-methyl-2H-pyrazol-3-yl)-4-(2-chloro-benzenesulfonyl)-pyrrolidine-2-carboxylic Acid Methyl Ester | HCID 66770380 | — |
Reaktionsschritte
In analogy to the procedure described in example 192 h, (2S,4R)-4-(2-chloro-benzenesulfonyl)-1-(3-oxo-thiobutyryl)-pyrrolidine-2-carboxylic acid methyl ester (example 253c) was reacted with benzylhydrazine dihydrochloride (CAS Reg. No. 20570-96-1) to give the title compound as orange oil. MS (ESI): m/z=474.2 [M+H]+.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US08163793B2 |
| Quelldatensatz | uspto-grants-2012_04 |
| ORD ID | ord-a2ddb2a2f2c74ba0852bc00d590387ab |
| Quellennotiz | uspto-grants-2012_04 |