- 20,22-DIHYDRODIGITOXIN
- 20,29,30-Trinorlupane,(17alpha)-
- 20-ETHYL-6-β,8-DIHYDROXY-1-α-METHOXY-4-METHYLHETERATISAN-14-ONE
- 20-Ethylprostaglandin F2-alpha
- 20-Isopropylcholanthrene
- 20-METHYLCHOLANTHREN-15-ONE
- 20-METHYLCHOLANTHRENE PICRATE
- 20-METHYLCHOLANTHRENE-TRINITRO-BENZENE
- 20(S)-Ginsenoside C-K
- 2,10-DIFLUOROBENZO(rst)PENTAPHENE
- 947590-63-86-(allyloxy)benzo[b]thiophene-2-carboximidamide
- 947590-64-9(E)-tert-butyl (6-(allyloxy)benzo[b]thiophen-2-yl)(amino)methylenecarbamate
- 94767-47-21,4-Benzodioxin,2,2,3,3-tetrafluoro-2,3-dihydro-
- 947674-87-5Carbamic acid,N-[(1R)-2,3-dihydro-6-hydroxy-1H-inden-1-yl]-, 1,1-dimethylethyl ester
- 947674-94-44-Morpholinecarboxamide, N-(2-aminoethyl)-, ethanedioate
- 94-76-8Acetic acid,2-[(4-chloro-2-methylphenyl)thio]-
- 947684-78-81-Piperazinecarboxylicacid, 2-(phenylmethyl)-, 1,1-dimethylethyl ester,(2R)-
- 947691-58-94-Bromo-6-ethyl-7-methoxycinnoline
- 947691-59-0Benzenamine, 4-ethyl-3-methoxy-
- 947691-62-5Ethanone, 1-(2-amino-5-ethyl-4-methoxyphenyl)-
Hot Products
- 104987-11-3Tacrolimus
- 141-53-7Sodium formate
- 8001-54-5Quaternary ammonium compounds, alkylbenzyldimethyl, chlorides
- 9003-39-8Povidone
- 10161-34-9Trenbolone acetate
- 402957-28-2Telaprevir
- 68-19-9Cyanocobalamin
- 7631-86-9Silicon dioxide
- 302-79-4Tretinoin
- 77-92-9Citric acid
|
Basic Information |
|
Post buying leads |
|
Suppliers |
|
Cas Database |
| Name |
2,4-Dichlorophenoxyacetic acid |
EINECS | 202-361-1 |
| CAS No. | 94-75-7 | Density | 1.488 g/cm>3 |
| PSA | 46.53000 | LogP | 2.45680 |
| Solubility | slightly soluble in water; decomposes: 0.0890 g/100 mL | Melting Point |
137 °C |
| Formula | C8H6Cl2O3 | Boiling Point | 345.6 °C at 760 mmHg |
| Molecular Weight | 221.04 | Flash Point | 162.8 °C |
| Transport Information | UN 3077 9/PG 3 | Appearance | light yellow crystalline powder |
| Safety | 24/25-26-36/37/39-46-61-2-45-36/37-27-16 | Risk Codes | 22-37-41-43-52/53-39/23/24/25-23/24/25-36/37/38-11 |
| Molecular Structure |
|
Hazard Symbols |
 Xn, Xi, T, F
|
| Synonyms |
Aceticacid, (2,4-dichlorophenoxy)- (7CI,8CI,9CI);(2,4-Dichlorophenoxy)acetic acid;2,4-Dichlorophenoxyacetic acid ester;2,4-Dichlorophenoxyethanoic acid;2,4-PA;2-(2,4-Dichlorophenoxy)acetic acid;Aminopielik 50SL;Amoxone;B-Selektonon;Barrage HF;Barrage hydrofluoride;Basalcoat;Deherban;Desormone;Dezormon;Diclordon;Dicopur;Esterone;Fernimine;Foredex 75;HM 2010;Hedonal;Hedonal(herbicide);Huragan;Ipaner;Isadiamineyeom;Monosan herbi;Mota Maskros;NSC190751;NSC 2925;Netagrone;Pielik;Tiller S;Unison;Verton 2D;Vidon638;2,4-D series; |
Article Data | 141 |
2,4-Dichlorophenoxyacetic acid Synthetic route
| Conditions | Yield |
|---|---|
| With hydrogenchloride; para-dodecylbenzenesulfonic acid In water at 160℃; for 1h; Temperature; Reagent/catalyst; | 99.6% |
| With toluene-4-sulfonic acid In water at 106℃; for 3h; | 99.9% |
| With hydrogenchloride; water for 3h; Reflux; | 98.3% |
| Conditions | Yield |
|---|---|
| With (phthalocyaninato)iron(II); chlorine; acetic acid In water at 75℃; for 0.5h; Concentration; Time; | 99.8% |
| With dihydrogen peroxide; chlorine In benzene at 100℃; for 1h; | 99% |
| With iron(III) chloride; dimethylsulfide; chlorine In chloroform at 70℃; for 5h; Reagent/catalyst; Solvent; Temperature; | 99.4% |
| Conditions | Yield |
|---|---|
| Stage #1: bromoacetic acid With water; potassium hydroxide at 110℃; for 2h; Green chemistry; Stage #2: 2,4-dichlorophenol With water; sodium hydroxide at 100 - 130℃; for 4.5h; Green chemistry; Stage #3: With sulfuric acid at 140℃; under 3000.3 Torr; for 2h; Green chemistry; | 99.8% |
| Conditions | Yield |
|---|---|
| With N-chloro-N-(benzenesulfonyl)benzenesulfonamide In acetonitrile at 20 - 25℃; for 0.0833333h; Green chemistry; | 99.7% |
| With hydrogenchloride; sodium chlorate; acetic acid |
| Conditions | Yield |
|---|---|
| Stage #1: chloroacetic acid With sodium hydroxide In water for 1h; Stage #2: 2,4-dichlorophenol With potassium hydroxide In water for 1h; Stage #3: With tetrabutylammomium bromide; potassium bromide In water at 130℃; for 2h; Reagent/catalyst; Temperature; | 99.6% |
| Stage #1: chloroacetic acid With water; sodium carbonate at 100℃; for 1h; Green chemistry; Stage #2: 2,4-dichlorophenol With water; potassium hydroxide at 90 - 100℃; for 6h; Green chemistry; Stage #3: With hydrogenchloride In water at 150℃; under 4500.45 Torr; for 2h; Reagent/catalyst; Temperature; Green chemistry; | 99.7% |
| With sodium hydroxide Irradiation; | 95% |
| Conditions | Yield |
|---|---|
| With sodium hydroxide at 100℃; for 2h; | 99.5% |
| With water; sodium hydroxide for 0.5h; Reflux; | 99.5% |
| With water; sodium hydroxide for 0.5h; Reflux; | 99.6% |
- 1928-38-7
methyl 2,4-dichlorophenoxyacetate
A
- 94-75-7
2,4-Dichlorophenoxyacetic acid
B
- 74-87-3
methylene chloride
| Conditions | Yield |
|---|---|
| With hydrogenchloride; zinc(II) chloride In water at 140℃; for 4h; Reagent/catalyst; Temperature; | A 99.6% B 98.1% |
| Conditions | Yield |
|---|---|
| With sulfuric acid for 3h; Reagent/catalyst; Reflux; | 99.5% |
| With sulfuric acid for 3h; Reflux; | 99.3% |
| With hydrogenchloride In water for 6h; Reagent/catalyst; Reflux; | 222 g |
| Conditions | Yield |
|---|---|
| With water; sodium hydroxide Reflux; | 99.5% |
| With sulfuric acid at 90℃; for 2h; Large scale; | 2202.1 g |
| With hydrogenchloride In water at 60℃; for 4h; Large scale; | 2200.7 g |
| With hydrogenchloride; water at 60℃; for 4h; Large scale; | 2196.3 g |
| With hydrogenchloride In water at 60℃; for 4h; | 219.49 g |
| Conditions | Yield |
|---|---|
| With water; sodium hydroxide for 0.5h; Reflux; | 99.3% |
| With toluene-4-sulfonic acid In water; butan-1-ol at 120℃; for 2h; | 99.3% |
| Stage #1: Fernesta With sodium hydroxide at 100℃; for 23h; Stage #2: With sulfuric acid | 2200 kg |
2,4-Dichlorophenoxyacetic acid Chemical Properties
IUPAC Name: 2-(2,4-Dichlorophenoxy)acetic acid
Molecular Formula: C8H6Cl2O3
Molecular Weight: 221.04g/mol
EINECS: 202-361-1
Melting Point: 137-141 ºC
Freely Rotating Bonds: 3
Polar Surface Area: 35.53 Å2
Index of Refraction: 1.572
Molar Refractivity: 48.91 cm3
Molar Volume: 148.4 cm3
Polarizability: 19.39 ×10-24cm3
Surface Tension: 51.2 dyne/cm
Density: 1.488 g/cm3
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
The Cas Register Number of 2,4-D Acid is 94-75-7 .The chemical synonyms of 2,4-D Acid (CAS No. 94-75-7) are Rarechem al bo 0361 ; Verton(r) ; Weedar(r) ; (2,4-Dichloor-fenoxy)-azijnzuur ; (2,4-Dichlorophenoxy)-aceticaci ; (2,4-Dichlorophenyloxy)acetic acid ; (2,4-Dichlorphenoxy)acetic acid ; (2,4-Dichlor-phenoxy)-essigsaeure .Product categories of 2,4-D Acid (CAS No. 94-75-7) are Pharmaceutical raw materials ; Acetics acid and esters ; Organic acids ; Plant growth regulator ; Analytical chemistry ; Auxins ; Biochemistry ; Chlorinated compounds (environmental endocrine disruptors) ; Environmental endocrine disruptors ; Plant growth regulators ; Aromatics ; Da - dhmethod specific ; Pesticidespesticides&Metabolites ; Alphabetic ; D ; Endocrine disruptors (draft)Method specific ; EPA ; Herbicides ; Oeko-tex standard 100 ; Phenoxy structure .The molecular structure of 2,4-D Acid (CAS No. 94-75-7) is
.
2,4-Dichlorophenoxyacetic acid Toxicity Data With Reference
| 1. | ratLD50:1500mg/kg | World Review of Pest Control. Vol. 9, Pg. 119, 1970. | ||
| 2. | ratLD50:375mg/kg | Farm Chemicals Handbook. Vol. -, Pg. C174, 1991. | ||
| 3. | rabbitLDLo:800mg/kg | Archives des Maladies Professionnelles de Medecine du Travail et de Securite Sociale. Vol. 12, Pg. 26, 1951. | ||
| 4. | mouseLD50:347mg/kg | Roczniki Panstwowego Zakladu Higieny. Vol. 31, Pg. 373, 1980. |
2,4-Dichlorophenoxyacetic acid Safety Profile
Hazard Codes: 
Xn 
Xi 
T 
F
Risk Statements: 22-37-41-43-52/53-39/23/24/25-23/24/25-36/37/38-11
R22: Harmful if swallowed.
R37: Irritating to respiratory system
R41: Risk of serious damage to the eyes.
R43: May cause sensitization by skin contact.
R52/53: Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
R23/24/25: Toxic by inhalation, in contact with skin and if swallowed.
R36/37/38: Irritating to eyes, respiratory system and skin.
R11: Highly flammable.
Safety Statements: 24/25-26-36/37/39-46-61-2-45-36/37-27-16
S24/25: Avoid contact with skin and eyes.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection.
S46: If swallowed, seek medical advice immediately and show this container or label.
S61: Avoid release to the environment. Refer to special instructions / safety data sheets.
S2: Keep out of the reach of children.
S45: In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S36/37: Wear suitable protective clothing and gloves.
S27: Take off immediately all contaminated clothing.
S16: Keep away from sources of ignition.
RIDADR: UN 3077 9/PG 3
WGK Germany: 2
RTECS: AG6825000
HazardClass: 6.1
PackingGroup: III
HS Code: 29189090
What can I do for you?
Get Best Price
