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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1182037Generated: November 2, 2026

H-Gln-OtBu hydrochloride → N-(Toluene-4-sulfonyl)-L-prolyl-L-glutamine

https://huagongshe.com/reaction/1182037

Reaction equation

Participants

RoleNameHCIDCharge
ReactantH-Gln-OtBu hydrochlorideHCID 15602445—
ReactantN-tosyl-(s)-proline monohydrateHCID 69463844—
ProductN-(Toluene-4-sulfonyl)-L-prolyl-L-glutamineHCID 53697337—

Reaction Steps

N-(Toluene-4-sulfonyl)-L-proline hydrate was coupled to L-glutamine tert-butyl ester hydrochloride using the procedure described in Method 3. The title compound, prepared via cleavage of the tert-butyl ester using trifluoroacetic acid in CH2Cl2, was recovered as a solid, mp=45-55° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07288526B2
Source datasetuspto-grants-2007_10
ORD IDord-2e4228c1db7d40ec8b8bc26f0d0cae29
Source noteuspto-grants-2007_10