C9H10Cl2N2O
233.09 g/mol
AgrochemicalDanger
Diuron
CAS330-54-1EC206-354-4
Category
Agrochemical
Compound Class
Amide
Primary Use
herbicide for weed control
Diuron is a substituted urea herbicide that acts by inhibiting photosynthesis. It is used for general weed control in various agricultural crops and as a sugarcane flowering suppressant.
weed control in sugarcane, citrus, pineapple, cotton, and asparagus cropsgeneral weed control as a pre-emergence herbicidesugarcane flowering suppressant
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
Restricted or banned substances
Substances on this list are banned or restricted under the named regulation. This page is a compliance reference — verify your obligations under applicable law.
Relevant lists:California Proposition 65
CAS 330-54-1
Related Compounds
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herbicide for weed control
ReferenceSame Category
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Coccidiostat for poultry
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Semiamitraz
CAS33089-74-6
Metabolite of amitraz insecticide
ReferenceSame Category
Endosulfan ii
CAS33213-65-9
Organochlorine insecticide and acaricide
ReferenceSame Category
2-hydroxy-5-(trifluoromethyl)pyridine
CAS33252-63-0
agrochemical intermediate
Related Reading
Safety Reference
Danger
H350May cause cancer
H373May cause damage to organs through prolonged or repeated exposure
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H302Harmful if swallowed
H351Suspected of causing cancer
H372Causes damage to organs through prolonged or repeated exposure
H335May cause respiratory irritation
H303May be harmful if swallowed
H316Causes mild skin irritation
H320Causes eye irritation
Regulatory Compliance1
- California Proposition 65USRegulation
Customs Tariff Classification
The international HS code for Diuron (CAS 330-54-1) is 2924.21.
HS code (international, 6-digit)
2924.21
EU CN code (8-digit)
2924 21 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
3-(3,4-dichlorophenyl)-1,1-dimethylurea
InChIKey
XMTQQYYKAHVGBJ-UHFFFAOYSA-N
SMILES
CN(C)C(=O)NC1=CC(=C(C=C1)Cl)Cl
Synonyms (83)
- DCMC
- DCMU
- 1,4-dichlorophenyl)urea
- 1-(3,3-dimethylurea
- 3-(3,1-dimethyl-harnstoff
- 3-(3,1-dimethylurea
- 3-(3,1-dimethylureum
- 3-(3,1-dimetil-urea
- Aguron
- Anduron
- Ansaron
- Bioron
- Cekiuron
- Crisuron
- DCMU 99
- DP Hardener 95
- Dailon
- Desdimethyldiuron
- Di-on
- Diater
- Dichlorfenidim
- Dichlorfenidim [Russian]
- Direx
- Direx 4L
- Direx 80W
- Dirurol
- Diuron (Standard)
- Diuron 4L
- Diuron 900
- Diuron Nortox
- Diuron, PESTANAL(R)
- Drexel
- Duran
- Durashield
- Dynex
- Farmco diuron
- Hardener 95
- Herbatox
- Herburon
- Karamex
- Karmex
- Karmex 80W
- Karmex D
- Karmex DL
- Karmex DW
- Karmex Diuron Herbicide
- Lucenit
- Marmer
- N'-(3,N-dimethylurea
- Preventol A 6
- Seduron
- Sup'r flo
- Telvar Diuron Weed Killer
- USAF P-7
- USAF XR-42
- Unidron
- Urox D
- Vonduron
- Xarmex
- diuron