G 1375 (OTTO) Glutaric acid, 99% Cas no 110-94-1 - used as an intermediate formed during the catabolism of lysine. G 1375 (OTTO) Glutaric acid, 99% Cas no 110-94-1 - used in the production of polymers such as polyester polyols, polyamides. The odd number of carbon atoms (i.e. 5) is useful in decreasing polymer elasticity.