Agent Name

Dimethipin

Alternative Name

Oxidimethiin

CAS Number

55290-64-7

Formula

C6-H10-O4-S2

Major Category

Pesticides

Synonyms

Oxidimethiin; 1,4-Dithiin, 2,3-dihydro-5,6-dimethyl-, 1,1,4,4-tetraoxide; 2,3-Dihydro-5,6-dimethyl-1,4-dithiin-1,1,4,4-tetraoxide; 2,3-Dihydro-5,6-dimethyl-1,4-dithiine 1,1,4,4-tetraoxide; Harvade; Harvade-5F (9CI); N 252; Oxydimethiin; Tetrathiin; Tetrathiin (desiccant); UBI-N 252; UNI-N252; [ChemIDplus]

Category

Herbicides, Other

Description

White solid; [Merck Index] Colorless solid; [CAMEO] White crystalline solid; [MSDSonline]

Sources/Uses

Used as plant growth regulator, defoliant (cotton, nursery stock, rubber trees, dry beans, and vines), and desiccant (seed harvest of maize, rice, oilseed rape, flax, canola, and sunflowers); [HSDB] Registered as a cotton growth regulator and herbicide for weeds in nursery stock except apples; [Reference #1]

Comments

May cause irritation; [MSDSonline]

Reference Link

EPA Pesticide Chemical Search

Exposure Assessment
Vapor Pressure

3.83E-7 mm Hg

Lethal Concentration

LC50 (rat) > 1,200 mg/m3

Reference Link

European Food Safety Authority (EFSA): Active Substances in Plant Protection Products

Adverse Effects
Hepatotoxin

Hepatotoxin, Secondary

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

Search TOXNET

Chemical Information

Search ChemIDplus

Related Information in HazMap
Processes

Industrial Processes with risk of exposure: