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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2060202Generated: November 1, 2026

Triethylamine → 5-Methanesulfonyloxymethyl-1,3-dihydro-isoindole-2-carboxylic acid benzyl ester

https://huagongshe.com/reaction/2060202

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
ReactantMethanesulfonyl chlorideHCID 31297—
Reactant5-Hydroxymethyl-1,3-dihydro-isoindole-2-carboxylic acid benzyl esterHCID 57990210—
SolventDichloromethaneHCID 6344—
Product5-Methanesulfonyloxymethyl-1,3-dihydro-isoindole-2-carboxylic acid benzyl esterHCID 57990212—

Reaction Conditions

Temperature5 °C

Reaction Steps

To a cooled solution (5° C.) of 5-hydroxymethyl-1,3-dihydro-isoindole-2-carboxylic acid benzyl ester (11 Kg, 38.8 mol, step 7) and Et3N (7.04 L, 50.6 mol) in DCM (55 L) was added methanesulphonyl chloride (2.97 L, 38.4 mol) so that the internal temp <10° C. After stirring for 0.5 h at 5° C. the solution was used below in step 9.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08277807B2
Source datasetuspto-grants-2012_10
ORD IDord-fc0066ee24bf47c0b9ace9b56761b236
Source noteuspto-grants-2012_10