Brent crude on the other hand rose to $105/bbl on West Asia tensions.
A stronger dollar makes oil more expensive because it raises the cost for imports for most of the world's countries
US commercial crude oil stocks were forecast to have risen by 3 million barrels last week
Consistent capital inflows and a recovery in local equities helped the local unit to trim initial losses
US crude was down 25 cents at $52.08.
Oil prices were poised for a third day of gains following a rise of more than 4 percent last week after Islamic militants seized much of northern Iraq as Baghdad's forces there collapsed.
Oil price have started rising as President Barack Obama's efforts to win backing for a military strike against Syria cleared its first hurdle.
The S&P BSE Sensex gained 57 points to end at 26,064 and the Nifty50 climbed 17 points.