Molekula
Pendimethalin
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
Pendimethalin is a pre-emergent herbicide used to control annual grasses and broadleaf weeds in agricultural and horticultural settings. It is available in powder and liquid formulations. CAS: 40487-42-1, Molecular Formula: C13H19N3O4, Molecular Weight: 281.31 g/mol, Storage: Ambient, Signal Word: Warning. Molekula supplies Pendimethalin 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
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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1 g — £108.90 per pack ex VAT · £130.68 inc. VAT
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 | Orange yellow powder |
| Assay | ≥96.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 9 |
| Packing Group | III |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Orange-yellow crystal solid |
| Odour | Faint, nutty odor |
| Melting Point | 56-57 °C |
| Water Solubility | 0.33 mg/L at 20 °C |
| Solubility (other solvents) | Soluble in most organic solvents |
| Vapour Pressure | 9.4 × 10⁻⁶ mmHg at 25 °C |
| log P (octanol/water) | 5.20 |
Source: PubChem CID 38479 (HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 90026283 |
| CAS Number | 40487-42-1 |
| IUPAC Name | 3,4-dimethyl-2,6-dinitro-N-pentan-3-ylaniline |
| EC Number | 254-938-2 |
| Molecular Formula | C13H19N3O4 |
| Molecular Weight | 281.31 |
| Exact Mass | 281.1376 |
| SMILES | CCC(CC)NC1=C(C=C(C(=C1[N+](=O)[O-])C)C)[N+](=O)[O-] |
| InChIKey | CHIFOSRWCNZCFN-UHFFFAOYSA-N |
| InChI | InChI=1S/C13H19N3O4/c1-5-10(6-2)14-12-11(15(17)18)7-8(3)9(4)13(12)16(19)20/h7,10,14H,5-6H2,1-4H3 |
| PubChem CID | 38479 |
| UN Number | UN3077 |
| REACH Code | Y110 |
| HTS Code | 2921.49.10.00 |
| Tariff Code | 2921490090 |
Safety & GHS
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Health Hazard
GHS07
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Serious Health Hazard
GHS08
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Hazardous to the Environment
GHS09
Hazard statements
- H302 Harmful if swallowed
- H317 May cause an allergic skin reaction
- H361d Suspected of damaging fertility. Suspected of damaging the unborn child.
- H400 Very toxic to aquatic life
- H410 Very toxic to aquatic life with long lasting effects
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P501 Dispose of contents/container to an approved waste disposal plant
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
- 3,4-Dimethyl-2,6-dinitro-N-(pentan-3-yl)aniline
- Accotab
- Herbadox
- Pendimethaline
- Penoxaline
- Penoxyn
- Phenoxalin
- Prowl
- Sipaxol
- Stomp
Frequently asked questions
What is Pendimethalin used for?
Pendimethalin is a pre-emergent herbicide used to control annual grasses and broadleaf weeds in agricultural and horticultural settings.
What is the chemical formula and molecular weight of Pendimethalin?
The chemical formula is C13H19N3O4, and the molecular weight is 281.31 g/mol.
How should Pendimethalin be stored?
Pendimethalin should be stored at ambient temperature, away from moisture and direct sunlight.
What grade of Pendimethalin does Molekula supply?
Molekula supplies Pendimethalin in technical grade for research and industrial use.
Can Molekula supply Pendimethalin in bulk?
Yes, Molekula can supply Pendimethalin in bulk quantities; please contact our sales team for pricing and availability.
What documentation comes with a Pendimethalin 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.