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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1807069Generated: November 1, 2026

Ammonia → HCID 66666372, compound

https://huagongshe.com/reaction/1807069

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAmmoniaHCID 222—
ReactantDiisopropylethylamineHCID 81531—
ReactantMethanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 9886157—
Reactantrac-(2R,3S,4R,5S)-3-(3-chloro-2-fluoro-phenyl)-4-(4-chloro-2-fluoro-phenyl)-4-cyano-5-(2,2-dimethyl-propyl)-pyrrolidine-2-carboxylic acid trifluoroacetic acidHCID 86640317—
SolventDichloromethaneHCID 6344—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 66666372HCID 6666637275%

Reaction Steps

In a manner similar to the method described in Examples 1e, rac-(2R,3S,4R,5S)-3-(3-chloro-2-fluoro-phenyl)-4-(4-chloro-2-fluoro-phenyl)-4-cyano-5-(2,2-dimethyl-propyl)-pyrrolidine-2-carboxylic acid trifluoroacetic acid prepared in Example 52c (0.5 g, 0.86 mmol) was reacted with a dioxane solution (0.5 M) of ammonia (2 mL, 1 mmol), HATU (0.38 g, 1 mmol) and iPr2NEt (0.6 g, 4.6 mmol) in CH2Cl2 at room temperature for 20 h to give rac-(2R,3S,4R,5S)-3-(3-chloro-2-fluoro-phenyl)-4-(4-chloro-2-fluoro-phenyl)-4-cyano-5-(2,2-dimethyl-propyl)-pyrrolidine-2-carboxylic acid amide as a white solid (0.3 g, 75%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08354444B2
Source datasetuspto-grants-2013_01
ORD IDord-e7db87e12fac406e923d87333104f257
Source noteuspto-grants-2013_01