Hydrazones - ț̢
Compounds of the general formula R:N.NR2, as resulting from the action of hydrazines with aldehydes or ketones. (Grant & Hackh's Chemical Dictionary, 5th ed)
Synonyms :
Hydro-Lyases - ț̢
Enzymes that catalyze the breakage of a carbon-oxygen bond leading to unsaturated products via the removal of water. EC 4.2.1.
Synonyms : Hydro Lyases, Lyases, Hydro
Hydroa Vacciniforme - ț̢
A vesicular and bullous eruption having a tendency to recur in summer during childhood and commonly appearing on sun-exposed skin. The lesions are surrounded by an erythematous zone and resemble a vaccination. (From Dorland, 27th ed)
Synonyms :
Hydrobromic Acid - ț̢
Hydrobromic acid (HBr). A solution of hydrogen bromide gas in water.