Molekula
2,4-Dichlorophenoxyacetic acid
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
2,4-Dichlorophenoxyacetic acid (2,4-D) is a synthetic auxin herbicide widely used to kill broadleaf weeds in crops like cereals, corn, and lawns. It mimics natural plant hormones to disrupt growth in target species. CAS 94-75-7, molecular formula C8H6Cl2O3, molecular weight 221.04. Store at ambient conditions. Signal word: Danger. Molekula supplies 2,4-Dichlorophenoxyacetic acid 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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100 g — £40.30 per pack ex VAT · £48.36 inc. VAT
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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 off-white yellow powder |
| Loss on Drying | ≤1.0% |
| Assay | ≥97.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 9 |
| Packing Group | III |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Colorless powder |
| Odour | Oodorless |
| Melting Point | 140 °C |
| Density | 0.7-0.8 (relative, water = 1) |
| Solubility (other solvents) | Soluble in organic solvents |
| Vapour Pressure | 0.4 mmHg at 320 °F |
| pKa | pKa = 2.64 |
| log P (octanol/water) | 2.81 |
Source: PubChem CID 1486 (HSDB, ICSC, Occupational Safety and Health Administration (OSHA), ChEMBL)
Identification
| Property | Value |
|---|---|
| SKU | 52083593 |
| CAS Number | 94-75-7 |
| IUPAC Name | 2-(2,4-dichlorophenoxy)acetic acid |
| EC Number | 202-361-1 |
| Molecular Formula | C8H6Cl2O3 |
| Molecular Weight | 221.04 |
| Exact Mass | 219.9694 |
| SMILES | C1=CC(=C(C=C1Cl)Cl)OCC(=O)O |
| InChIKey | OVSKIKFHRZPJSS-UHFFFAOYSA-N |
| InChI | InChI=1S/C8H6Cl2O3/c9-5-1-2-7(6(10)3-5)13-4-8(11)12/h1-3H,4H2,(H,11,12) |
| PubChem CID | 1486 |
| UN Number | UN3077 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2918.99.20.10 |
| Tariff Code | 2918999090 |
Safety & GHS
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Corrosive
GHS05
-
Health Hazard
GHS07
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Serious Health Hazard
GHS08
Hazard statements
- H302 Harmful if swallowed
- H317 May cause an allergic skin reaction
- H318 Causes serious eye damage
- H335 May cause respiratory irritation
- H370 Causes damage to organs
- H373 May cause damage to organs through prolonged or repeated exposure
- H412 Harmful to aquatic life with long lasting effects
Precautionary statements
- P201 Obtain special instructions before use
- 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
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
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
- 2-(2,4-dichlorophenoxy)acetic acid
- Amoxone
- B-Selektonon
- Chloroxone
- Dicopur
- Fernimine
- Ipaner
- Netagrone
- Pielik
- Rhodia
Frequently asked questions
What is 2,4-Dichlorophenoxyacetic acid (2,4-D) primarily used for?
2,4-Dichlorophenoxyacetic acid is primarily used as a selective herbicide to control broadleaf weeds in crops like cereals, corn, and lawns, while leaving grasses unharmed.
What is the chemical formula and molecular weight of 2,4-D?
The chemical formula is **C₈H₆Cl₂O₃**, and the molecular weight is **221.04 g/mol**.
How should 2,4-Dichlorophenoxyacetic acid be stored?
Store at **ambient temperature** in a cool, dry place, away from incompatible substances, and ensure proper ventilation.
What purity grades or forms of 2,4-D does Molekula supply?
Molekula supplies **technical-grade 2,4-D** (typically ≥96% purity) as a solid or in liquid formulations—confirm specific grades upon inquiry.
Can Molekula supply 2,4-Dichlorophenoxyacetic acid in bulk quantities?
Yes, Molekula can supply **bulk quantities** of 2,4-D upon request, subject to availability and regulatory compliance.
What documentation is provided with an order of 2,4-D?
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.