PHOENIX (Interstat) — Eduardo Rodriguez pitched seven shutout innings and the Arizona Diamondbacks defeated the Pittsburgh Pirates 9-0 on Tuesday at Chase Field. Rodriguez allowed two hits and struck out seven, improving to 3-0. Arizona scored two runs in the first on a sacrifice fly by Adrian Del Castillo and an RBI double by Ildemaro Vargas. The Diamondbacks erupted for five runs in the sixth, keyed by a two-run double from Geraldo Perdomo and a sacrifice fly by Corbin Carroll. Ketel Marte added a two-run single in the eighth. Bubba Chandler took the loss for Pittsburgh, falling to 1-4, allowing two earned runs in five innings. Evan Sisk pitched 1.2 scoreless innings for the Pirates. Gabriel Moreno had two hits and an RBI for Arizona. The Pirates managed only two hits. Arizona improved to 17-17; Pittsburgh fell to 19-17. Attendance was 22,410. The game lasted 2:33.