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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 624326Generated: October 30, 2026

Ninhydrin → 6-Carboxyfluorescein succinimidyl ester

https://huagongshe.com/reaction/624326

Reaction equation

Participants

RoleNameHCIDCharge
ReactantNinhydrinHCID 10236—
Reactant6-CarboxyfluoresceinHCID 76806—
ReactantHCID 21988380HCID 21988380—
Product6-Carboxyfluorescein succinimidyl esterHCID 2762614—

Reaction Steps

The resin was treated with 2 equivalents 6-FAM-NHS in 1% DIEA/N,N-dimethylformamide and stirred or shaken at ambient temperature overnight. When complete, the resin was drained, washed thrice with N,N-dimethylformamide, thrice with (1×DCM and 1× methanol) and dried to provide an orange resin that was negative by ninhydrin test.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09303025B2
Source datasetuspto-grants-2016_04
ORD IDord-8f2e6c42e43f41dbb7c1f6921e9b9acb
Source noteuspto-grants-2016_04