May 12 (Reuters) - Futures for Canada's main stock index edged lower on Tuesday as hopes for a U.S.–Iran peace deal faded, lifting crude oil prices and hitting risk sentiment worldwide.

June futures on the S&P/TSX index SXFcv1 were down 0.1% at 6:35 a.m. ET (1035 GMT).

• U.S. President Donald Trump called the ceasefire with Iran "on life support" with Tehran rejecting a U.S. proposal to end the conflict and proposing a list of demands that Trump dismissed as "garbage."

• Oil prices rose above 3% as stark differences between Tehran and Washington on a peace proposal brought supply concerns again to the fore. O/R

• Spot gold XAU= and silver XAG= were down 0.8% and 2.7% respectively as the dollar rose, clouding the U.S. interest rate outlook ahead of key inflation data. GOL/

• Investors await U.S. inflation data scheduled for release at 8:30 a.m. ET.

• The Toronto Stock Exchange's S&P/TSX Composite Index .GSPTSE hit its highest level in nearly three weeks on Monday, supported by gains in oil and metal stocks.

• Canada is investing $2 million in an economic hub in the Philippines backed by the United States and Japan, its trade minister Maninder Sidhu said in an interview during his visit to Manila.

• Bank Of Montreal BMO.TO signs an agreement to sell transportation, vendor finance businesses to Stonepeak.

• On the earnings front, chemicals supplier Chemtrade's CHE_u.TO first-quarter revenue and EBITDA missed estimates.

• Cannabis producer Organigram's OGI.TO second-quarter net revenue falls more than expected and missed analyst estimates.

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