Left-hander Imam, the 22-year-old nephew of Pakistan leader selector and previous Check batsman Inzamam-ul-Haq, was once 37 now not out, with Asad Shafiq unbeaten on two.
If Pakistan captain Sarfraz Ahmed sought after his top-order to enjoy standard early season English stipulations, he may just infrequently have made a greater determination than to bat first on this four-day fixture after profitable the toss on an overcast morning.
Openers Sami Aslam and Azhar Ali began often ahead of Azhar (15), going for a booming pressure, was once blank bowled through Will Gidman.
And 28 for one become 28 for 2 when Aslam (13) was once lbw to Harry Podmore.
Gidman additionally had Haris Sohail lbw for 5 in a miserly go back of 2 for 16 in 8 overs.
Uncapped at Check degree, Imam – who made a century on his one-day global debut in opposition to Sri Lanka in October — cover-drove two fashionable fours off seamer Calum Haggett.
He then complex down the pitch to pressure off-spinner Adam Riley for a boundary — certainly one of six fours in his 61 balls confronted.
Even if the floodlights had been on, play was once halted in a while ahead of the scheduled lunch wreck when the umpires dominated stipulations had develop into unsafe.
After this fit, Pakistan face Northamptonshire ahead of offering the opposition for Eire’s inaugural Check, in Malahide, from Would possibly 11-15.
They then go back around the Irish Sea for a two-Check sequence in opposition to England.