Molekula
Chlorothalonil
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
Chlorothalonil is a broad-spectrum fungicide used in agriculture to control a wide range of fungal diseases on crops. It is a synthetic organic compound with the molecular formula C6Cl4(CN)2, a molecular weight of 265.911 g/mol, and is stable at ambient storage conditions. Its CAS number is 1897-45-6, and it is classified as a hazardous substance with a signal word of Danger. Molekula supplies Chlorothalonil 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 powder |
| Water | ≤0.5% |
| Identification | Conforms to reference |
| pH | 4 - 7 |
| Assay | ≥98.00% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 6.1 |
| Packing Group | II |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Colorless crystals |
| Odour | Odorless in pure form |
| Melting Point | 250-251 °C |
| Boiling Point | 350 °C |
| Density | 1.8 (relative, water = 1) |
| Water Solubility | 0.81 mg/L at 25 °C |
| Solubility (other solvents) | Soluble in benzene |
| Vapour Pressure | 5.7 × 10⁻⁷ mmHg at 25 °C |
| log P (octanol/water) | 3.05 |
Source: PubChem CID 15910 (HSDB, ICSC)
Identification
| Property | Value |
|---|---|
| SKU | 89995997 |
| CAS Number | 1897-45-6 |
| IUPAC Name | 2,4,5,6-tetrachlorobenzene-1,3-dicarbonitrile |
| EC Number | 217-588-1 |
| Molecular Formula | C6Cl4(CN)2 |
| Molecular Weight | 265.911 |
| Exact Mass | 265.8786 |
| SMILES | C(#N)C1=C(C(=C(C(=C1Cl)Cl)Cl)C#N)Cl |
| InChIKey | CRQQGFGUEAVUIL-UHFFFAOYSA-N |
| InChI | InChI=1S/C8Cl4N2/c9-5-3(1-13)6(10)8(12)7(11)4(5)2-14 |
| PubChem CID | 15910 |
| UN Number | UN2811 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29269048 |
| Tariff Code | 2926907090 |
Safety & GHS
-
Corrosive
GHS05
-
Toxic
GHS06
-
Serious Health Hazard
GHS08
-
Hazardous to the Environment
GHS09
Hazard statements
- H317 May cause an allergic skin reaction
- H318 Causes serious eye damage
- H330 Fatal if inhaled
- H335 May cause respiratory irritation
- H351 Suspected of causing cancer
- 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
- P284 Wear respiratory protection
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, 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
- Bravo
- Daconil
- Dacosoil
- Exotherm termil
- Forturf
- m-Tcpn
- Nopcocide
- Sweep
- Termil
- Tetrachloroisophthalonitrile
Frequently asked questions
What is Chlorothalonil used for?
Chlorothalonil is a broad-spectrum fungicide used in agriculture to control a variety of fungal diseases on crops.
What is the chemical formula and molecular weight of Chlorothalonil?
The formula is C6Cl4(CN)2 with a molecular weight of 265.911 g/mol.
How should Chlorothalonil be stored?
Store at ambient temperature, away from direct sunlight and incompatible materials.
What grade of Chlorothalonil does Molekula supply?
Molekula supplies Chlorothalonil in technical grade for industrial and research use.
Can Molekula supply Chlorothalonil in bulk?
Yes, Molekula can supply Chlorothalonil in bulk quantities; please contact sales for details.
What documentation comes with a Chlorothalonil order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
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.