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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2381586Generated: November 2, 2026

N-Iodosuccinimide → 2,4-Dichloro-5-iodo-7H-pyrrolo(2,3-d)pyrimidine

https://huagongshe.com/reaction/2381586

Reaction equation

Participants

RoleNameHCIDCharge
ReactantN-IodosuccinimideHCID 120273—
Reactant2,4-Dichloro-7H-pyrrolo[2,3-d]pyrimidineHCID 14116871—
SolventDichloromethaneHCID 6344—
Product2,4-Dichloro-5-iodo-7H-pyrrolo(2,3-d)pyrimidineHCID 5741590254.1%

Reaction Steps

To a suspension of 2,4-dichloro-7H-pyrrolo[2,3-d]pyrimidine (2.0 g, 10.6 mmol) in DCM (32 mL) was added NIS (2.4 g, 10.6 mmol) at room temperature. After stirring for 1 h, the resulting precipitate was collected by filtration to give 2,4-dichloro-5-iodo-7H-pyrrolo[2,3-d]pyrimidine (1.8 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08258144B2
Source datasetuspto-grants-2012_09
ORD IDord-64eaa55a72444a9fb0a4751c508a97fa
Source noteuspto-grants-2012_09