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Cas Database |
| Name |
N-Methylmethanamine 2,4-dichlorophenoxyacetate |
EINECS | 217-915-8 |
| CAS No. | 2008-39-1 | Density | 1.4140 (rough estimate) |
| PSA | 58.56000 | LogP | 2.68330 |
| Solubility | N/A | Melting Point |
92.8 - 93.4oC |
| Formula | C8H6Cl2O3.C2H7N | Boiling Point | 345.6 °C at 760 mmHg |
| Molecular Weight | 266.124 | Flash Point | 162.8 °C |
| Transport Information | UN 3345 | Appearance | Brown liquid |
| Safety | 24/25-26-36/37/39-46-61 | Risk Codes | 22 |
| Molecular Structure |
|
Hazard Symbols |
 Xn
|
| Synonyms |
U 46D Fluid;Spraygraze;DMA-4 herbicide;Farmco D 50;Aminol (herbicide);2-(2,4-dichlorophenoxy)acetic acid; N-methylmethanamine;Bladex G;Shirweed 500;DMA 4 (pesticide);Phordene;Hormin;Amisol;2,4-D amine;D 50 (pesticide);Weedar 64;Clean Crop 2,4-D Amine 500;Dikamin D;Monosan;Wilbur-Ellis 2,4-D Amine 500;Formula 40;Acetic acid,(2,4-dichlorophenoxy)-,compounds,compd. with N-methylmethanamine (1:1);Weedar 96;Dimethylammonium 2,4-dichlorophenoxyacetate;2,4-D-dimethylammonium;2,4-D Amine salt;2,4D amine salt;2,4-D, Dimethylamine Salt; |
Article Data | 10 |
N-Methylmethanamine 2,4-dichlorophenoxyacetate Synthetic route
- 94-75-7
2,4-Dichlorophenoxyacetic acid
- 124-40-3
dimethyl amine
- 2008-39-1
2,4-dichlorophenoxyacetic acid dimethylamine
| Conditions | Yield |
|---|---|
| Stage #1: 2,4-Dichlorophenoxyacetic acid With ethylenediaminetetraacetic acid In tert-butyl methyl ether Stage #2: dimethyl amine In tert-butyl methyl ether at 56℃; pH=8; Product distribution / selectivity; | 100% |
| In water at 20℃; pH=7.1; | |
| In water at 20℃; |
- 1928-38-7
methyl 2,4-dichlorophenoxyacetate
- 124-40-3
dimethyl amine
- 2008-39-1
2,4-dichlorophenoxyacetic acid dimethylamine
| Conditions | Yield |
|---|---|
| at 130℃; | 98.88% |
| at 110℃; for 4h; Large scale; | 3177.2 g |
- 108-01-0
2-(N,N-dimethylamino)ethanol
- 94-75-7
2,4-Dichlorophenoxyacetic acid
- 124-40-3
dimethyl amine
A
- 1004765-16-5
2,4-dichlorophenoxyacetic acid dimethylethanolamine
B
- 2008-39-1
2,4-dichlorophenoxyacetic acid dimethylamine
| Conditions | Yield |
|---|---|
| In water at 20℃; | |
| In water at 20℃; |
- 94-75-7
2,4-Dichlorophenoxyacetic acid
- 124-40-3
dimethyl amine
- 74-89-5
methylamine
A
- 2008-39-1
2,4-dichlorophenoxyacetic acid dimethylamine
B
- 51173-63-8
2,4-dichlorophenoxyacetic acid methylamine salt
| Conditions | Yield |
|---|---|
| In water |
| Conditions | Yield |
|---|---|
| Multi-step reaction with 3 steps 1: potassium hydrogencarbonate / toluene / 0.5 h / 90 °C 2: chlorine; titanium(IV) oxide; 2-ethylthiazole / 0.5 h / 50 °C 3: 3 h / 100 °C View Scheme | |
| Multi-step reaction with 3 steps 1: sodium hydroxide / 5,5-dimethyl-1,3-cyclohexadiene / 0.5 h / 90 °C / Large scale 2: sulfuryl dichloride / 40 °C / Large scale 3: 4 h / 110 °C / Large scale View Scheme |
- 74525-52-3
n-pentyl phenoxyacetate
- 2008-39-1
2,4-dichlorophenoxyacetic acid dimethylamine
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: chlorine; titanium(IV) oxide; 2-ethylthiazole / 0.5 h / 50 °C 2: 3 h / 100 °C View Scheme |
- 1917-92-6
n-pentyl 2,4-dichlorophenoxyacetate
- 124-40-3
dimethyl amine
- 2008-39-1
2,4-dichlorophenoxyacetic acid dimethylamine
| Conditions | Yield |
|---|---|
| at 100℃; for 3h; | 319.87 g |
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: sulfuryl dichloride / 40 °C / Large scale 2: 4 h / 110 °C / Large scale View Scheme |
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: zinc(II) chloride; chlorine; phenyl mesityl sulfide / 0.5 h / -20 °C 2: 130 °C View Scheme |
- 67-56-1
methanol
- 94-75-7
2,4-Dichlorophenoxyacetic acid
- 2008-39-1
2,4-dichlorophenoxyacetic acid dimethylamine
- 1928-38-7
methyl 2,4-dichlorophenoxyacetate
| Conditions | Yield |
|---|---|
| Stage #1: 2,4-dichlorophenoxyacetic acid dimethylamine In sodium hydroxide at 80℃; for 0.333333h; pH=14; Hydrolysis; Stage #2: methanol; 2,4-Dichlorophenoxyacetic acid; (BF3)-MeOH complex In diethyl ether pH=2; Esterification; Heating; | 99.2% |
N-Methylmethanamine 2,4-dichlorophenoxyacetate Chemical Properties
2,4-D-dimethylammonium (CAS NO.2008-39-1) is also named as Dimethylammonium 2,4-dichlorophenoxyacetate ; n-methylmethanamine 2,4-dichlorophenoxyacetate and so on. 2,4-D-dimethylammonium (CAS NO.2008-39-1) is brown liquid.
CAS: 2008-39-1
Molecular Formula: C10H13Cl2NO3
Molecular Weight: 266.12
Molecular structure:
EINECS: 217-915-8
Flash Point: 162.8 °C
Enthalpy of Vaporization: 62.24 kJ/mol
Boiling Point: 345.6 °C at 760 mmHg
Vapour Pressure: 2.31E-05 mmHg at 25°C
N-Methylmethanamine 2,4-dichlorophenoxyacetate Uses
2,4-D-dimethylammonium (CAS NO.2008-39-1) is mainly used as herbicide for broadleaf weeds & brush on small grains, corn, sorghum, sugarcane, rice, minor crops, grazing land, turf, non-cropland,etc.
N-Methylmethanamine 2,4-dichlorophenoxyacetate Toxicity Data With Reference
| 1. | cyt-hmn:lyms 500 µmol/L | MUTAEX Mutagenesis. 1 (1986),241. | ||
| 2. | orl-rat LD50:625 mg/kg | GISAAA Gigiena i Sanitariya. 36 (11)(1971),33. | ||
| 3. | unr-mus LD50:300 mg/kg | HYSAAV Hygiene and Sanitation: English Translation of Gigiena Sanitariya. 31 (9)(1966),383. | ||
| 4. | skn-rbt LD50:2115 mg/kg | FMCHA2 Farm Chemicals Handbook .(Meister Publishing,Willoughy, OH.: )1983,C73. |
RTECS: AG8400000
N-Methylmethanamine 2,4-dichlorophenoxyacetate Safety Profile
Poison by unreported route. Moderately toxic by ingestion and skin contact. An experimental teratogen. Human mutation data reported. A weed killer. When heated to decomposition it emits very toxic fumes of Cl−, NH3, and NOx.
Hazard Codes: Xn
Risk Statements: 22
R22:Harmful if swallowed.
RIDADR: 3345
HazardClass: 6.1(b)
PackingGroup: III
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