(organic chemistry) The chlorinated derivative of acetic acid CH₂Cl-COOH that is used in organic synthesis

(organic chemistry) The chlorinated derivative of formic acid, Cl-COOH, known principally through its esters, the chloroformates

(inorganic chemistry) The strong acid ClSO₂OH obtained from sulfuric acid by the replacement of a hydroxyl group with a chlorine atom; it is used in the preparation of sulfonic acids

(inorganic chemistry) The unstable and reactive acid, ClSO₂OH used in the manufacture of many organic compounds

(organic chemistry) The monoterpenoid carboxylic acid formed by the oxidation of citronellal

(organic chemistry) The cyano derivative of acetic acid NC-CH₂-COOH used in the synthesis of barbiturates and other compounds

(organic chemistry) The aromatic carboxylic acid C₆H₅-CH=CH-COOH obtained from cinnamon; it is used in perfumery etc

(inorganic chemistry) The monobasic acid NH₂-CS₂H that is formally derived from carbamic acid by replacing both oxygen atoms with sulfur

(organic chemistry) An explosive isomer of cyanuric acid

(organic chemistry) The aldehyde acid CHO-COOH found in unripe fruit, and as a component of the glyoxylate cycle