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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 461638Generated: October 30, 2026

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

https://huagongshe.com/reaction/461638

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 numberUS04064123
Source datasetuspto-grants-1977_12
ORD IDord-d72a9ed53f094ea5b6d713b25dc04af4
Source noteuspto-grants-1977_12