Molekula
Clomazone
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Clomazone is a selective herbicide used primarily in agriculture to control annual grasses and broadleaf weeds in crops like soybeans, cotton, and peanuts. It acts as a pre-emergence treatment to inhibit weed seedling growth. This chemical has the CAS number 81777-89-1, a molecular formula of C12H14ClNO2, and a molecular weight of 239.70. It must be stored between 2 to 8°C and carries a signal word of Warning for safety. Molekula supplies Clomazone from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | white to light yellow solid or clear, colourless to light yellow liquid (temperature dependent, low melt) |
| Water | ≤0.5% |
| Identification | Conforms to reference |
| Assay | ≥93.0% |
| Acid | ≤0.3% |
| Acetone Insoluble | ≤0.2% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Flash Point | 157 °C |
| Transport Class | 9 |
| Packing Group | III |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Clear colorless to light brown viscous liquid |
| Melting Point | 25 °C |
| Boiling Point | 275 °C |
| Solubility (other solvents) | Readily soluble in acetonitrile, hexane, dioxane, xylene |
| Vapour Pressure | 1.4 × 10⁻⁴ mmHg at 25 °C |
| log P (octanol/water) | 2.5 |
Source: PubChem CID 54778 (HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 90034664 |
| CAS Number | 81777-89-1 |
| IUPAC Name | 2-[(2-chlorophenyl)methyl]-4,4-dimethyl-1,2-oxazolidin-3-one |
| Molecular Formula | C12H14ClNO2 |
| Molecular Weight | 239.70 |
| Exact Mass | 239.0713 |
| SMILES | CC1(CON(C1=O)CC2=CC=CC=C2Cl)C |
| InChIKey | KIEDNEWSYUYDSN-UHFFFAOYSA-N |
| InChI | InChI=1S/C12H14ClNO2/c1-12(2)8-16-14(11(12)15)7-9-5-3-4-6-10(9)13/h3-6H,7-8H2,1-2H3 |
| PubChem CID | 54778 |
| UN Number | UN3082 |
| REACH Code | Y110 |
| Tariff Code | 2934999001 |
Safety & GHS
-
Health Hazard
GHS07
-
Hazardous to the Environment
GHS09
Hazard statements
- H302 Harmful if swallowed
- H332 Harmful if inhaled
- H400 Very toxic to aquatic life
- H410 Very toxic to aquatic life with long lasting effects
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P308+313 IF exposed or concerned: Get medical advice/attention
- P501 Dispose of contents/container to an approved waste disposal plant
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 2-((2-Chlorophenyl)methyl)-4,4-dimethyl-3-isoxazolidinone
- 2-(2-Chlorobenzyl)-4,4-dimethyl-1,2-oxazolidin-3-one
- 2-(2-Chlorobenzyl)-4,4-dimethylisoxazolidin-3-one
- 2-[(2-chlorophenyl)methyl]-4,4-dimethyl-1,2-oxazolidin-3-one
- 2-[(2-chlorophenyl)methyl]-4,4-dimethyl-isoxazolidin-3-one
- 3-ISOXAZOLIDINONE, 2-((2-CHLOROPHENYL)METHYL)-4,4-DIMETHYL-
- Command
- Dimethazone
- FMC 57020
- Gamit
Frequently asked questions
What is clomazone used for?
Clomazone is primarily used as a selective herbicide to control annual grasses and some broadleaf weeds in crops like soybeans, peanuts, and vegetables.
What is the chemical formula and molecular weight of clomazone?
The chemical formula is **C₁₂H₁₄ClNO₂**, and the molecular weight is **239.70 g/mol**.
How should clomazone be stored?
Store clomazone at **2–8°C** in a cool, dry place, away from incompatible substances and direct sunlight.
What grades or purity levels does Molekula supply for clomazone?
Molekula supplies clomazone in **technical-grade purity** suitable for agricultural and industrial applications.
Can Molekula supply clomazone in bulk quantities?
Yes, Molekula can provide clomazone in bulk, with quantities tailored to your specific requirements.
What documentation comes with a clomazone order?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and batch-specific documentation for traceability.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.