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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 491885Generated: October 30, 2026

Dichloromethane → HCID 38901236, compound

https://huagongshe.com/reaction/491885

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDichloromethaneHCID 6344—
ReactantSodium AzideHCID 33557—
ReactantTrifluoromethanesulfonic anhydrideHCID 67749—
ReactantN-benzyl-2-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)acetamideHCID 277803—
SolventAcetonitrileHCID 6342—
ProductHCID 38901236HCID 38901236—

Reaction Conditions

Temperature0 °C

Reaction Steps

Dissolution of N-benzyl-2-(1,3-dioxo-1,3-dihydro-isoindol-2-yl)-acetamide (8.02 g, 27.2 mmol) in acetonitrile (100 mL) was achieved by heating to reflux. After the reaction mixture was cooled to 0° C., NaN3 (2.30 g, 35.4 mmol) and trifluoromethanesulfonic anhydride (10 g, 35.4 mmol) were added. The reaction mixture was then stirred at room temperature overnight. Dichloromethane (200 mL) was added. The reaction mixture was extracted with saturated sodium bicarbonate solution three times and brine one time and then was dried over MgSO4. The solution was filtered and concentrated to yield 2-(1-benzyl-1H-tetrazol-5-ylmethyl)-isoindole-1,3-dione as a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07531545B2
Source datasetuspto-grants-2009_05
ORD IDord-7072b8ab07d445eca55f9a69658737c3
Source noteuspto-grants-2009_05