Cryptic across

5 Prophetic, a typical cop turns bad (11)
7 No end to odd obstruction (4)
8 Tax collector’s dad, a Greek character, makes Brussels sweat in the beginning (8)
9 Email circulating about quiet son of Abraham (7)
11 With Scot dropped, McCoist’s upset, but he doesn’t complain (5)
13 Turkish type of wood found in Pennsylvania (5)
14 Follow returning vessel to a divine state (7)
16 Jurassic creature’s odour sap disguised (8)
17 Biblical brother, one that’s in prison (4)
18 Synod’s mission’s advanced against (11)