Rajasthan skipper Mahipal Lomror hit a stroke-filed 133 as the hosts took the honours on the second day of their Elite Group C Ranji Trophy game against Assam Friday.
Assam, in their second innings, were 109 for 3 at close of play, still adrift of their rivals by 108 runs.
Rajasthan resumed the day at overnight score of 153/2.
Lormor, unbeaten on 77, soon completed his maiden first-class hundred at the Sawai Mansingh Stadium here.
In his 222-ball knock, he struck 18 fours and a six.
For Rajasthan, Salman Khan, who walked in at number 7, too played a crucial 71-run knock in 139 balls as he frustrated the Assam bowlers.
For Assam, right-arm medium pacer Ranjit Mali (5-62) was the pick of bowlers.
Rajasthan, who have already won three games, are looking for their fourth outright victory.
Meanwhile, at Ranchi, Odisha managed to grab the first innings lead against Jharkhand with opener Anurag Sarangi top scoring with 58.
At Porvorim, Darshan Misal struck a hundred as Goa overhauled Services' first innings score and took lead.
At Agartala, a close fight was on for the first innings lead between Tripura and Haryana with the former trailing by 57 runs with three wickets in hand.
Brief scores: At Jaipur: Assam 108 and 109/3 (Gokul Sharma 64 not out, Kunal Saikia 21 not out, T M Ul-Haq 2-28) versus Rajasthan 325 (Mahipal Lormor 133, Salman Khan 71, Ranjit Mali 5-62).
At Ranchi: Jharkhand 172 and 107/3 (Kumar Deobrat 37, Ishank Jaggi 29 not out, Rajesh Mohanty 2-35) versus Odisha 201 (Anurag Sarangi 58, Suryakant Pradhan 54, Anukul Roy 2-35).
At Porvorim: Services 184 all out versus Goa 259/9 (Darshan Misal 101 not out, Lakshay Garg 50, Diwesh Gurudev Pathania 4-74).
At Jammu: Jammu and Kashmir 290 and 98/7 (Ahmad Omar Banday 19, Saurabh Kumar 5-21) versus Uttar Pradesh 188 (Rinku Singh 66, Aksh Deep Nath 43, Parvez Rasool 4-47).
At Agartala: Haryana 292 (R M Dagar 114, C K Bishnoi 82, A S Sarkar 5-57, M B Mura Singh 4-74) versus Tripura 235/7 (Pratyush Singh 76, M B Mura Singh 43 not out, P B Mehta 2-35).
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