4-Caffeoyl-1,5-quinide

4-Caffeoyl-1,5-quinide

200px
Names
Other names 4-Caffeoylquinic-1,5-lactone; 4-CQL
Properties
Chemical formula	C16H16O8
Molar mass	336.30 g·mol−1
Vapor pressure	{{{value}}}
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

4-Caffeoyl-1,5-quinide (4-caffeoylquinic-1,5-lactone or 4-CQL) is found in roasted coffee beans. It is formed by lactonization of 4-O-caffeoylquinic acid during the roasting process.

File:4-caffeoyl-1-5-quinide.png

Lactonization of 4-O-caffeoylquinic acid during roasting to form of 4-CQL

It is reported to possess opioid antagonist properties in mice.