This name is a synonym of Murraya paniculata (L.) Jack.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: J. Soc. Trop. Agric. 1: 27 1929.
This name record (from WCSP (in review)) was not included in version 1 of The Plant List. It is possible the same name was included from a different data source, to check this you can search for Chalcas paniculata in version 1 of The Plant List.