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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 437784Generated: October 29, 2026

2-Bromopropane → 5-Isopropylthiopyrano[3,2-b]indol-4(5H)-one

https://huagongshe.com/reaction/437784

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-BromopropaneHCID 6358—
ReactantThiopyrano[3,2-b]indol-4(5H)-oneHCID 20326608—
Product5-Isopropylthiopyrano[3,2-b]indol-4(5H)-oneHCID 20326616—

Reaction Steps

By the same method as described in Example 7, 4.8 g of thiopyrano-[3,2-b]indol-4(5H)-one is alkylated with isopropyl bromide to give 2.4 g of product, mp 154°-6° C., after recrystallization from methylene chloride-hexane.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04032537
Source datasetuspto-grants-1977_06
ORD IDord-39c186957e294f0f9c86d99f5b27c900
Source noteuspto-grants-1977_06