The current value, trading at a discount of more than $9 a barrel to Brent crude, still however reflected weak fundamentals due to ample supplies.

Cheap alternative liquefied petroleum gas (LPG) prices also weighed on naphtha.

"There is a weakness in the wider US LPG market with both propane and butane prices falling to the lowest level since mid-2016, as production of all NGLs (natural gas liquids) purity products is seen continuously strong," said a note from JBC Energy.

"Butane seemingly was affected more than others as demand in Asia is waning," the note added.

GASOLINE: Asia's gasoline crack fell for the fifth straight session to $3.43 a barrel, the lowest since May 9.

Hindustan Petroleum Corp Ltd (HPCL) was looking to import 30,000 tonnes of gasoline with 45ppm sulphur content for June 10-12 arrival at Vizag, and also looking to sell 25,000 tonnes of petrol with 0.1 percent sulphur content for June 1-25 loading from the same port.

Philippines' owned Petron was looking to buy via its Singapore trading office a 200,000-barrel 92-octane grade gasoline cargo and another 100,000 barrels of 87-octane grade for June 6-7 loading from South Korea, China or Taiwan.