Common name thiram (BSI, E-ISO); thirame ((m) F-ISO); TMTD (USSR); thiuram (JMAF)
IUPAC name tetramethylthiuram disulfide; bis(dimethylthiocarbamoyl) disulfide 
Chemical Abstracts name tetramethylthioperoxydicarbonic diamide 
CAS RN [137-26-8]

Mode of action Basic contact fungicide with protective action. 
Uses Protective fungicide applied to foliage to control: Botrytis spp. on grapes, soft fruit, lettuce, vegetables and ornamentals; rust on ornamentals; scab and storage diseases on apples and pears; leaf curl and Monilia on stone fruit. Used in seed treatments alone or in combination with added insecticides or fungicides to control damping-off diseases (e.g. Pythium spp.), and other diseases like Fusarium spp. of maize, cotton, cereals, legumes, vegetables and ornamentals. Also used as a bird repellent. 

Formulation types DP; FS; SC; WG; WP; WS; Liquid seed treatment.