2,4-D
acetic acid, (2,4-dichlorophenoxy)-
Identification
| Name | 2,4-D |
| CAS Number | 94-75-7 |
| EINECS | 202-361-1 |
| FDA UNII | 2577AQ9262 |
| Molecular Formula | C8 H6 Cl2 O3 |
| Molecular Weight | 221.03742000 |
| MDL Number | MFCD00004300 |
| Nikkaji Number | J3.947K |
| Beilstein | 1214242 |
Regulatory
Physical Properties
| Food Chemicals Codex Listed | No |
| Melting Point | 140.50 °C. @ 760.00 mm Hg |
| Boiling Point | 345.60 °C. @ 760.00 mm Hg (est) |
| Flash Point | 325.00 °F. TCC ( 162.80 °C. ) (est) |
| logP (o/w) | 2.810 |
| Soluble in | water, 677 mg/L @ 25 °C (exp) |
No sensory data available
Safety Information
| Oral/Parenteral Toxicity | oral-chicken LD50 541 mg/kg |
| Dermal Toxicity | skin-rabbit LD50 1400 mg/kg |
| Inhalation Toxicity | Not determined |
GHS Classification
['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements', 'BEHAVIORAL: MUSCLE WEAKNESS\nPERIPHERAL NERVE AND SENSATION: SPASTIC PARALYSIS WITH OR WITHOUT SENSORY CHANGE\nBEHAVIORAL: COMA', 'PERIPHERAL NERVE AND SENSATION: SPASTIC PARALYSIS WITH OR WITHOUT SENSORY CHANGE\nBEHAVIORAL: MUSCLE WEAKNESS\nBEHAVIORAL: COMA', 'BEHAVIORAL: MUSCLE WEAKNESS\nPERIPHERAL NERVE AND SENSATION: SPASTIC PARALYSIS WITH OR WITHOUT SENSORY CHANGE\nBEHAVIORAL: COMA', 'PERIPHERAL NERVE AND SENSATION: SPASTIC PARALYSIS WITH OR WITHOUT SENSORY CHANGE\nBEHAVIORAL: MUSCLE WEAKNESS\nBEHAVIORAL: COMA']
Safety in Use
| Category | herbicides / pesticides |
| Recommendation for 2,4-D usage levels up to | not for fragrance use. |
| Recommendation for 2,4-D flavor usage levels up to | not for flavor use. |
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