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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2293303Generated: November 3, 2026

DL-alanine → HCID 69955122, compound

https://huagongshe.com/reaction/2293303

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDL-alanineHCID 602—
Reactant4-BromobenzaldehydeHCID 70741—
ReactantBenzylmaleimideHCID 74204—
ProductHCID 69955122HCID 69955122—

Reaction Steps

(3aRS,4SR,6RS,6aSR)-2-Benzyl-4-(4-bromo-phenyl)-6-methyl-tetrahydro -pyrrolo[3,4-c]pyrrole-1,3-dione was prepared from N-benzylmaleimide, D,L-alanine and 4-bromobenzaldehyde in an analogous manner to Example 2.a). 47% were isolated as colourless crystals. M.p.: 170°-172° C. FAB-MS: 799 ([2M+3H]+, 10); 552 (3); (399 ([M+H]+, 100); 238 (9); 211 (29); 91 (61).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05686459
Source datasetuspto-grants-1997_11
ORD IDord-e8de7d87a0f046bc8d90b32433fe11cd
Source noteuspto-grants-1997_11