2,4-Dichlorophenoxyacetic acid
SIGMA/D7299 - ≥95%, crystalline
Synonym: 2,4-D
CAS Number: 94-75-7
Empirical Formula (Hill Notation): C8H6Cl2O3
Molecular Weight: 221.04
EC Number: 202-361-1
MDL Number: MFCD00004300
Linear Formula: Cl2C6H3OCH2CO2H
Product Type: Chemical
| application(s) | agriculture |
| assay | ≥95% |
| form | crystalline |
| InChI | 1S/C8H6Cl2O3/c9-5-1-2-7(6 |
| InChI key | OVSKIKFHRZPJSS-UHFFFAOYSA |
| mp | 136-140 °C (lit.) |
| Quality Level | 200 ![]() |
| SMILES string | OC(=O)COc1ccc(Cl)cc1Cl |
| vapor pressure | 0.4 mmHg ( 160 °C) |
| Application: | 2,4-Dichlorophenoxyacetic acid has been used as a supplement in: • Murashige and Tucker medium for thin cell layer explant culture • Murashige and Skoog medium media to initiate callus • N6-basal medium for immature zygotic embryo culture |
| General description: | 2,4-Dichlorophenoxyacetic acid is a synthetic auxin and an analogue of indole-3-acetic acid. |
| Packaging: | 100, 250 g in poly bottle |
| Symbol | ![]() ![]() GHS05,GHS07,GHS09 |
| Signal word | Danger |
| Hazard statements | H302 - H317 - H318 - H335 - H410 |
| Precautionary statements | P261 - P273 - P280 - P301 + P312 - P302 + P352 - P305 + P351 + P338 |
| Hazard Codes | Xn |
| Risk Statements | 22-37-41-43-52/53 |
| Safety Statements | 24/25-26-36/37/39-46-61 |
| RIDADR | UN 3077 9 / PGIII |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥95% |
| mp | 136-140 °C (lit.) |
| UNSPSC | 12352207 |




