A decisive 10-0 run in the fourth quarter propelled Khimik to an 82-77 victory at Cholet.
The French team had trailed 62-55 with just under four minutes remaining in the third quarter but mounted an impressive comeback.
Nando De Colo's lay-up gave the French a 69-67 advantage and their first lead since the start of the second half.
|Claude Marquis led Cholet with 18 points and 11 rebounds in the loss.|
Martynas Mazeika then came up with the biggest shot of the game, burying a three-pointer to put the Ukrainian team ahead by one again.
Goran Cakic followed suit, hitting a three to take his points tally to 17 and both Sasa Bratic and Wykeen Kelly added lay-ups for a 77-69 lead.
Stunned Cholet weren't able to get back into the game and dropped to 1-3 in Group D while Khimik improved to 3-1.
Kelly had a game-high 20 points, Cakic poured in 19 and Bratic scored 18 for Khimik, who overcame 18 turnovers to win.
Khimik were good from long range, making 11 of 23 (47.8%).
Cholet got a team-high 18 points from Claude Marquis.
They made all 10 of their free throws but were just three of 13 (23%) from the arc.