2,4-Dichlorobenzaldehyde supplier

Name
2,4-Dichlorobenzaldehyde
EINECS 212-861-1
CAS No. 874-42-0
Article Data183
CAS DataBase
Density 1.4 g/cm³
Solubility <0.1 g/100 mL at 24 °C in water
Melting Point 64-69 °C(lit.)
Formula C₇H₄Cl₂O
Boiling Point 233 °C at 760 mmHg
Molecular Weight 175.014
Flash Point 100.2 °C
Transport Information UN 3261 8/PG 2
Appearance light yellow to beige crystalline powder, crystals
Safety 26-36/37/39-45-61-37/39
Risk Codes 34-51/53-36/37/38
Molecular Structure
Hazard Symbols C, N, Xi
Synonyms 2,4-DCAD;
PSA 17.07000
LogP 2.80590

Synthetic route

: 1777-82-8
(2,4-dichlorophenyl)methanol

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With dihydrogen peroxide In neat (no solvent) at 80℃; for 4h; Green chemistry;	100%
With tert.-butylnitrite; oxygen; acetic acid In toluene at 50℃; for 1h;	99%
With cobalt(II)-meso-tetra(4-carboxyphenyl)porphyrin on TiO2/WO3 nanohybrid In acetonitrile at 30℃; for 1h; Reagent/catalyst; UV-irradiation;	98%

: 2,4-dichlorobenzyl acetate

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With methanol; potassium permanganate In ethyl acetate at 25℃; for 20h;	99%

: 56843-28-8
2,4-dichlorobenzaldoxime

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With potassium permanganate; 1-n-butyl-3-methylimidazolim bromide at 20℃; for 0.166667h; Ionic liquid; chemoselective reaction;	98%
With tris[trinitratocerium(IV)] paraperiodate at 90℃; for 0.333333h;	96%
With iron(III) chloride; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; oxygen In water; toluene at 60℃; under 760.051 Torr; for 4h;	91%

: 13086-94-7
1,1-diacetoxy-1-(2,4-dichlorophenyl)methane

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With water; silica sulfate In toluene for 0.0166667h; Heating;	97%
With rice husk supported FeCl3 nanoparticles In ethanol at 70℃; for 0.416667h;	92%
With sodium tetrahydroborate; nickel(II) chloride hexahydrate In methanol at 20℃; for 2.5h; chemoselective reaction;	84%

: C13H20Cl2OSi

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With tetra-N-butylammonium tribromide In acetonitrile at 20℃; for 8h; Irradiation;	96%

: 624286-51-7
2,4-dichlorobenzyl trimethysilyl ether

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With 1-n-butylpyridinium tetrachloroferrate; pyridinium chlorochromate at 50℃; for 0.133333h;	94%
With silica chromate; silica gel In dichloromethane at 20℃; for 0.833333h;	82%

: 2-(2,4-dichloro-benzyloxy)-tetrahydro-furan

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With 1-n-butylpyridinium tetrachloroferrate; pyridinium chlorochromate at 50℃; for 0.333333h;	92%

: 391200-38-7
2-((2,4-dichlorobenzyl)oxy)tetrahydro-2H-pyran

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With 1-n-butylpyridinium tetrachloroferrate; pyridinium chlorochromate at 50℃; for 0.166667h;	92%

: 2-(2,4-dichlorophenyl)-1,3-dioxolane

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With aluminum oxide; Oxone for 0.0316667h; Hydrolysis; Microwave irradiation;	91%

: 94-99-5
2,4-Dichlorobenzyl chloride

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
Stage #1: 2,4-Dichlorobenzyl chloride With 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; sodium bromide In water for 0.0833333h; Reflux; Stage #2: With dihydrogen peroxide In water for 3h;	91%

: 1747-47-3
2,4-Dichlor-1--benzol

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With sodium acetate; Dess-Martin periodane In dichloromethane for 1.16667h; Ambient temperature;	90%

: 2234-16-4
1-(2,4-dichlorophenyl)ethan-1-one

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With copper(l) iodide; oxygen In dimethyl sulfoxide at 120℃; for 10h; chemoselective reaction;	90%

: 89-75-8
2,4-dichlorobenzoyl chloride

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With triethylsilane; iron(III)-acetylacetonate at 40 - 50℃; for 1h;	89%
With tributylgermanium hydride; tetrakis(triphenylphosphine) palladium(0) In N,N,N,N,N,N-hexamethylphosphoric triamide at 80℃; for 1h;	85%

: 110853-58-2
(E)-2,4-dichlorobenzaldehyde oxime

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With antimonypentachloride In dichloromethane at 20℃; for 2h;	88%
With lanthanum(III) chloride; sodium dihydrogenphosphate In water; acetonitrile at 20℃; for 13h;	82%

: 19719-28-9
2,4-dichlorophenylacetic acid

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With potassium 12-tungstocobaltate(III) In water; acetonitrile for 0.3h; Microwave irradiation;	88%
With mercury(II) fluoride; oxygen In acetonitrile at 25℃; for 24h; Irradiation;	80%
With oxygen; mercury(II) oxide In methanol; acetonitrile at 25℃; UV-irradiation;	72%

: 2,4-dichlorobenzylidenehydrazinodiacetic acid

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With copper(II) nitrate hexahydrate In dichloromethane; water at 20℃; for 3.5h;	86%

: 50-84-0
2,4 dichlorobenzoic acid

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With dipotassium hydrogenphosphate; fac-tris(2-phenylpyridinato-N,C2')iridium(III); tris-(trimethylsilyl)silane; dimethyl dicarbonate In acetonitrile at 20℃; Schlenk technique; Inert atmosphere; Sealed tube; Irradiation;	84%

: 316135-89-4
N-(2,4-dinitrophenyl)-N'-(2',4'-dichlorobenzylidene)hydrazone

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With potassium permanganate at 40℃; for 1.7h; Ionic liquid; chemoselective reaction;	82%

: 90532-34-6
1,3-dichloro-4-(methoxymethyl)benzene

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With nitric acid In dichloromethane at 20℃; for 24h;	81%

: 95-73-8
2,4-dichlorotoluene

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With dipotassium peroxodisulfate; ferrocene; iron(II) acetylacetonate In water; acetonitrile at 80℃; for 9h;	80%
With sodium molybdate; dihydrogen peroxide; cobalt(II) acetate; acetic acid; sodium bromide at 105℃; for 0.166667h; Temperature; Flow reactor;	30.1%
With bromine at 180 - 200℃; Erhitzen des Reaktionsgemisches mit konz. Schwefelsaeure auf 100-140grad;

: 6574-98-7
2,4-dichlorobenzylnitrile

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With C13H26B(1-)*K(1+) In tetrahydrofuran for 24h; Ambient temperature;	80%

: 64-18-6
formic acid

: 29898-32-6
2,4-dichloro-1-iodo-benzene

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With iodine; triethylamine; triphenylphosphine In toluene at 80℃; Inert atmosphere; Sealed tube;	80%

: 163226-26-4
tert-butyl 2,4-dichlorobenzylidenecarbamate

A: 874-42-0
2,4-dichlorobenzaldeyhde

B: N-tert-butoxycarbonyl-2,4-dichlorobenzamide

C: 163226-30-0
N-tert-butoxycarbonyl-3-(2,4-dichlorophenyl)oxaziridine

Conditions

Conditions	Yield
With n-butyllithium; 3-chloro-benzenecarboperoxoic acid In hexane; dichloromethane Product distribution; Mechanism; effect of the base, time and temperature;	A 11 % Spectr. B 2 % Spectr. C 79%
With n-butyllithium; 3-chloro-benzenecarboperoxoic acid In hexane; dichloromethane -78 degC, 2 h, room t., 30 min;	A 11 % Spectr. B 2 % Spectr. C 79%

...Expand

: 1777-82-8
(2,4-dichlorophenyl)methanol

A: 50-84-0
2,4 dichlorobenzoic acid

B: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With peracetic acid; C24H29INO5 In acetic acid at 30℃; for 48h;	A 78% B 13%
With CpMo(CO)3(CCPh); dihydrogen peroxide In water at 80℃; for 8h; chemoselective reaction;
With dihydrogen peroxide at 70℃; Catalytic behavior; Reagent/catalyst; Temperature;
With oxygen; potassium carbonate In water at 90℃; Catalytic behavior;	A 52 %Chromat. B 10 %Chromat.

: 2-(2,4-dichlorophenyl)-1,3-oxathiolane

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With eosin Y disodium salt In acetonitrile at 20℃; for 3h; Irradiation;	78%

: 201230-82-2
carbon monoxide

: 29898-32-6
2,4-dichloro-1-iodo-benzene

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With rhodium(III) chloride trihydrate; hydrogen; triethylamine; triphenylphosphine In N,N-dimethyl acetamide at 90℃; under 7500.75 Torr; for 12h; Autoclave;	78%

: 59293-67-3
2,4-dichlorobenzyl mercaptan

A: 95-73-8
2,4-dichlorotoluene

B: 6295-41-6
bis-(2,4-dichloro-benzyl)-sulfide

C: 874-42-0
2,4-dichlorobenzaldeyhde

D: 1,2-bis(2',4'-dichlorophenyl)ethane

Conditions

Conditions	Yield
With tetrafluoroboric acid; triiron dodecarbonyl In benzene 1.) RT, 4 h; 2.) 60 deg C;	A 74% B 2% C 3% D 10%

...Expand

: 59293-67-3
2,4-dichlorobenzyl mercaptan

: 874-42-0
2,4-dichlorobenzaldeyhde

Conditions

Conditions	Yield
With dipotassium peroxodisulfate; tetrakis(pyridine)silver(II) peroxodisulfate; oxygen In N,N-dimethyl-formamide at 23℃; under 760.051 Torr; Irradiation;	74%

: 110853-58-2
(E)-2,4-dichlorobenzaldehyde oxime

A: 874-42-0
2,4-dichlorobenzaldeyhde

B: 2,4-Dichloro-1-nitromethyl-benzene

Conditions

Conditions	Yield
With Oxone In water; acetone; acetonitrile at 45℃; for 5h; pH=7.5; Oxidation;	A n/a B 73%

: 1123-49-5
3,5-dimethyl-4-nitroisoxazole

: 874-42-0
2,4-dichlorobenzaldeyhde

: 79510-56-8
5-[(E)-2-(2,4-Dichloro-phenyl)-vinyl]-3-methyl-4-nitro-isoxazole

Conditions

Conditions	Yield
With pyrrolidine In neat (no solvent) at 20℃; for 0.05h; Aldol Condensation;	100%
With 1-butyl-3-methylimidazolium hydroxide at 20℃; for 0.166667h; Knoevenagel condensation; Neat (no solvent); Ionic liquid;	90%
With base

: 1738-16-5
4-acetyltropolone

: 874-42-0
2,4-dichlorobenzaldeyhde

: 4-(2,4-dichlorocinnamoyl)tropolone

Conditions

Conditions	Yield
With potassium hydroxide In methanol at 0℃;	100%

: 874-42-0
2,4-dichlorobenzaldeyhde

: 22483-09-6
2,2-dimethoxyethylamine

: [1-(2,4-Dichloro-phenyl)-meth-(Z)-ylidene]-(2,2-dimethoxy-ethyl)-amine

Conditions

Conditions	Yield
In benzene Heating;	100%

: 22106-37-2
4-(1H-pyrrol-1-yl)acetophenone

: 874-42-0
2,4-dichlorobenzaldeyhde

: (E)-3-(2,4-Dichloro-phenyl)-1-(4-pyrrol-1-yl-phenyl)-propenone

Conditions

Conditions	Yield
	100%

: 874-42-0
2,4-dichlorobenzaldeyhde

: 762-04-9
phosphonic acid diethyl ester

: 6625-15-6
diethyl [(2-4-dichlorophenyl)(hydroxy)methyl]phosphonate

Conditions

Conditions	Yield
With magnesium oxide for 0.17h;	100%
With C42H74LiN6Si4Yb at 20℃; for 0.333333h; Neat (no solvent); Inert atmosphere;	99%
With [(μ-η5:η1):η1:η1-3-(2-C4H3NCH=NCH2CH2)C8H5N]Yb3(μ3-O)-(μ2-Cl)2(THF)2[N(SiMe3)2] In neat (no solvent) at 20℃; for 0.166667h; Inert atmosphere;	98%

: 104-94-9
4-methoxy-aniline

: 874-42-0
2,4-dichlorobenzaldeyhde

: [1-(2,4-Dichloro-phenyl)-meth-(E)-ylidene]-(4-methoxy-phenyl)-amine

Conditions

Conditions	Yield
In ethanol for 1h; Sonication;	100%
With sodium sulfate In acetonitrile for 14h; Ambient temperature;
In ethanol for 3h; Reflux;
With magnesium sulfate In dichloromethane at 20℃;
In dimethyl sulfoxide at 20℃; for 2h;

: 874-42-0
2,4-dichlorobenzaldeyhde

: 106-95-6
allyl bromide

: 1-(2,4-dichlorophenyl)but-3-en-1-ol

Conditions

Conditions	Yield
With copper; tin(ll) chloride In water at 20℃; for 8h;	100%
With titanium(III) chloride; tin(ll) chloride In water at 20℃; for 8h; Barbier reaction;	100%
With titanium(III) chloride; tin(ll) chloride In water at 20℃; for 24h;	99%

: 874-42-0
2,4-dichlorobenzaldeyhde

: 107-05-1
3-chloroprop-1-ene

: 1-(2,4-dichlorophenyl)but-3-en-1-ol

Conditions

Conditions	Yield
With copper; tin(ll) chloride In water at 20℃; for 8h;	100%
With titanium(III) chloride; tin(ll) chloride In water at 20℃; for 8h; Barbier reaction;	100%
With tin(ll) chloride; palladium dichloride In water at 20℃; for 24h;	99%
With tin(ll) chloride; palladium dichloride In water at 20℃; for 16h;	100 % Spectr.

: 1072-67-9
5-methylisoxazol-3-ylamine

: 874-42-0
2,4-dichlorobenzaldeyhde

: 112661-91-3
[1-(2,4-Dichloro-phenyl)-meth-(E)-ylidene]-(5-methyl-isoxazol-3-yl)-amine

Conditions

Conditions	Yield
Heating;	100%
In ethanol; chloroform

: 874-42-0
2,4-dichlorobenzaldeyhde

: 147081-44-5
(3S)-3-amino-1-(tert-butoxycarbonyl)-pyrrolidine

: C16H20Cl2N2O2

Conditions

Conditions	Yield
In methanol at 20℃; for 22h;	100%
In toluene for 18h; Heating / reflux; Dean-Stark conditons;
In methanol at 20℃; for 14h;
In toluene for 18h; Reflux;

: 638-07-3
ethyl (2-chloroaceto)acetate

: 874-42-0
2,4-dichlorobenzaldeyhde

: 915296-79-6
(Z)-ethyl 4-chloro-2-(2,4-dichlorobenzylidene)-3-oxobutanoate

Conditions

Conditions	Yield
With acetic acid; benzylamine In isopropyl alcohol at 20℃; for 96h; Knoevenagel Condensation; Inert atmosphere;	100%
With acetic acid; benzylamine In isopropyl alcohol at 20℃; for 96h;
With acetic acid; benzylamine In isopropyl alcohol at 20℃; for 96h;

: 109-80-8
1.3-propanedithiol

: 874-42-0
2,4-dichlorobenzaldeyhde

: 299464-13-4
2-(2,4-dichlorophenyl)-1,3-dithiane

Conditions

Conditions	Yield
With Lewis acid	100%
With magnesium hydrogen sulfate In acetonitrile at 20℃; for 0.0666667h; chemoselective reaction;	98%
With aluminum(III) hydrogen sulfate In acetonitrile at 20℃; for 0.25h; chemoselective reaction;	92%

: 874-42-0
2,4-dichlorobenzaldeyhde

: 719-59-5
2-Amino-5-chlorobenzophenone

: 1257084-13-1
6-chloro-2-(2,4-dichlorophenyl)-4-phenylquinazoline

Conditions

Conditions	Yield
With copper(II) choride dihydrate; ammonium acetate In ethanol for 4h; Reflux;	100%
With ammonium acetate; 1-methyl-1H-imidazolium trifluoroacetate at 80℃; for 2h; Ionic liquid; aerobic oxidation;	92%
With ammonium acetate In ethanol at 60℃; for 1h;	90%

: 623-33-6
glycine ethyl ester hydrochloride

: 874-42-0
2,4-dichlorobenzaldeyhde

: (2,4-dichlorobenzylideneamino)acetic acid ethyl ester

Conditions

Conditions	Yield
With sodium sulfate; triethylamine In dichloromethane at 0 - 20℃; for 15h;	100%
Stage #1: glycine ethyl ester hydrochloride With magnesium sulfate; triethylamine In dichloromethane at 20℃; for 1h; Inert atmosphere; Stage #2: 2,4-dichlorobenzaldeyhde In dichloromethane at 20℃; for 12h; Inert atmosphere;

: 557-20-0
diethylzinc

: 874-42-0
2,4-dichlorobenzaldeyhde

: 53066-02-7
1-(2,4-dichlorophenyl)propan-1-ol

Conditions

Conditions	Yield
Stage #1: diethylzinc; 2,4-dichlorobenzaldeyhde With C30H33NO2P2 In hexane at -78℃; for 0.5h; Inert atmosphere; Stage #2: at 20℃; for 1.5h; Reagent/catalyst;	100%
With C36H24O8P2; titanium(IV)isopropoxide In hexane; toluene at 20℃; for 16h; Inert atmosphere;	79%

: 769-42-6
1,3-dimethylbarbituric acid

: 126-81-8
dimedone

: 874-42-0
2,4-dichlorobenzaldeyhde

: 109-89-7
diethylamine

: 1621511-19-0
5-((2,4-dichlorophenyl)(2-hydroxy-4,4-dimethyl-6-oxocyclohex-1-en-1-yl)methyl)-1,3-dimethyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidin-4-olate diethylaminium salt

Conditions

Conditions	Yield
In water at 20℃; Inert atmosphere;	100%

...Expand

: 874-42-0
2,4-dichlorobenzaldeyhde

: 762-72-1
allyl-trimethyl-silane

: C13H18Cl2OSi

Conditions

Conditions	Yield
Stage #1: 2,4-dichlorobenzaldeyhde With Al-MCM-41 In dichloromethane at 35℃; for 0.0833333h; Inert atmosphere; Stage #2: allyl-trimethyl-silane In dichloromethane at 35℃; for 0.75h; Temperature; Inert atmosphere;	100%

: 606-23-5
1H-indene-1,3(2H)-dione

: 874-42-0
2,4-dichlorobenzaldeyhde

: 7090-75-7
3′-(2,4-dichlorophenyl)dispiro[indene-2,1′-cyclopropane-2′,2′′-indene]-1,1′′,3,3′′-tetraone

Conditions

Conditions	Yield
With bromocyane; triethylamine In methanol at 0 - 20℃; for 0.00416667h; Sealed tube;	100%
With N,N,N’,N’-tetrabromobenzene-1,3-disulfonamide; sodium acetate In ethanol at 20℃; for 0.166667h; Reagent/catalyst;	96%

: 874-42-0
2,4-dichlorobenzaldeyhde

: 52476-87-6
(2-chloropyrimidin-4-yl)hydrazine

: (E)-2-chloro-4-(2-(2,4-dichlorobenzylidene)hydrazinyl)pyrimidine

Conditions

Conditions	Yield
In ethanol for 1h; Reflux;	100%

: 623-04-1
4-aminobenzenemethanol

: 874-42-0
2,4-dichlorobenzaldeyhde

: C14H11Cl2NO

Conditions

Conditions	Yield
In ethanol for 1h; Sonication;	100%

: 6373-46-2
p-benzyloxyaniline

: 874-42-0
2,4-dichlorobenzaldeyhde

: C20H15Cl2NO

Conditions

Conditions	Yield
In ethanol for 1h; Sonication;	100%

: 874-42-0
2,4-dichlorobenzaldeyhde

: 75-08-1
ethanethiol

: 2,4-bis(ethylthio)-benzaldehyde

Conditions

Conditions	Yield
Stage #1: ethanethiol With sodium hydroxide In water at 20℃; for 0.5h; Stage #2: 2,4-dichlorobenzaldeyhde With tetrabutylammomium bromide In water at 82℃; for 2.5h;	99.1%
With potassium hydroxide In ethanol for 3h; Heating;	48.41%

: 874-42-0
2,4-dichlorobenzaldeyhde

: 105-56-6
ethyl 2-cyanoacetate

: 7324-89-2, 24393-45-1
ethyl (E)-2-cyano-3-(2,4-dichlorophenyl)-2-propenoate

Conditions

Conditions	Yield
With sodium benzoate at 20℃; for 1.8h; Knoevenagel condensation; Sonication; neat (no solvent);	99%
With sodium metasilicate pentahydrate at 20℃; for 1.08333h; Knoevenagel condensation; neat (no solvent);	97.2%
With 2,3,4,5,7,8,9,10-octahydropyrimido[1,2-a]azepin-1-ium acetate In water at 20℃; for 2h; Knoevenagel condensation;	75%
With (2-hydroxyethyl)ammonium formate at 20℃; for 8h; Knoevenagel condensation; stereospecific reaction;	75%
With piperidine

: 874-42-0
2,4-dichlorobenzaldeyhde

: 109-77-3
malononitrile

: 2972-76-1
2-(2,4-dichlorobenzylidene)malononitrile

Conditions

Conditions	Yield
In water at 20℃; for 0.166667h; Knoevenagel Condensation; Green chemistry;	99%
With sodium benzoate In ethanol at 20℃; for 0.116667h; Knoevenagel condensation; Sonication;	98.3%
With 2,4,6-triamino-s-triazine In ethanol at 25 - 30℃; for 0.116667h; Knoevenagel Condensation; Sonication;	96%

: 874-42-0
2,4-dichlorobenzaldeyhde

: 62-53-3
aniline

: 5330-43-8
N-<(2,4-dichlorophenyl)methylene>benzamine

Conditions

Conditions	Yield
In toluene for 2h; Heating;	99%
With sulfated zirconia supported on magnetic nanoparticles In ethanol at 20℃; for 0.0333333h; Green chemistry;	90%
With hydroxylamine hydrochloride supported on melamin formaldehyde for 0.133333h; Microwave irradiation; neat (no solvent);	85%

: 141-82-2
malonic acid

: 874-42-0
2,4-dichlorobenzaldeyhde

: 20595-45-3, 20595-46-4, 1201-99-6
2,4-dichlorocinnamic acid

Conditions

Conditions	Yield
With pyridine at 100℃; Knoevenagel-Doebner-Stobbe Reaction;	99%
With piperidine; pyridine for 1h; Heating;	80%
With pyridine; aniline In toluene Reflux;	64.6%

: 874-42-0
2,4-dichlorobenzaldeyhde

: 108-98-5
thiophenol

: 359015-54-6
2,4-bis(phenylthio)benzaldehyde

Conditions

Conditions	Yield
With sodium hydroxide In ethanol for 16h; Heating;	99%

: 874-42-0
2,4-dichlorobenzaldeyhde

: tributyl-(1,3,3,3-tetrafluoro-2-p-tolyl-propenyl)-stannane

: (E)-4,4,4-trifluoro-3-(4-methylphenyl)-2-fluoro-1-(2,4-dichlorophenyl)but-2-en-1-ol

Conditions

Conditions	Yield
Stage #1: tributyl-(1,3,3,3-tetrafluoro-2-p-tolyl-propenyl)-stannane With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 0.5h; Stage #2: 2,4-dichlorobenzaldeyhde In tetrahydrofuran; hexane at 25℃; for 1h;	99%

: 874-42-0
2,4-dichlorobenzaldeyhde

: (Z)-3,3,3-trifluoro-2-(4-chlorophenyl)-1-fluoro-tributylstanylprop-1-ene

: (E)-4,4,4-trifluoro-3-(4-chlorophenyl)-2-fluoro-1-(2,4-dichlorophenyl)but-2-en-1-ol

Conditions

Conditions	Yield
Stage #1: (Z)-3,3,3-trifluoro-2-(4-chlorophenyl)-1-fluoro-tributylstanylprop-1-ene With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 0.5h; Stage #2: 2,4-dichlorobenzaldeyhde In tetrahydrofuran; hexane at 25℃; for 1h;	99%

2,4-Dichlorobenzaldehyde Chemical Properties

The Molecular Structure of 2,4-Dichlorobenzaldehyde (CAS NO.874-42-0):

Molecular Formula: C₇H₄Cl₂O
Formula Weight: 175.01
Melting Point: 64-69°C(lit.)
Boiling Point: 233 °C at 760 mmHg
Flash Point: 100.2 °C
Density: 1.4 g/cm³
Vapour Pressure: 0.0572 mmHg at 25°C
Water Solubility : <0.1 g/100 mL at 24°C
Index of Refraction: 1.6
IUPAC Name: 2,4-dichlorobenzaldehyde
Sensitive: Air Sensitive
Appearence: White or nearly white irregular crystals
Product Categories: Aromatic Aldehydes & Derivatives (substituted);Halofantrine;Aldehydes;C7;Carbonyl Compounds
Storage: Keep in a cool, well-ventilated place. Keep in a cool place. Keep container dry. Keep container tightly closed. Combustible materials should be stored away from extreme heat and away from strong oxidizing agents. Ground all equipment containing material.
Synonyms: 2,4-Dichloro-benzaldehyd ; 2,4-Dcad ; 2,4-Dichlorobenzaldehyde ; Akos bbs-00003196 ; Dichlorobenzaldehyde ; Dichlorobenzaldehyde(2,4-) ; 2,4-Dichlorobenzaldehyde,98% ; Benzaldehyde, 2,4-dichloro-

2,4-Dichlorobenzaldehyde Uses

2,4-Dichlorobenzaldehyde (CAS NO.874-42-0) can be used for dye intermediates. It is also used for synthesizing Diniconazole and is a new type of pesticide instead of Triadimefon.

2,4-Dichlorobenzaldehyde Production

In the presence of iodine or antimony, 2,4-Dichlorobenzaldehyde (CAS NO.874-42-0) is produced by the chlorination of benzaldehyde.

2,4-Dichlorobenzaldehyde Toxicity Data With Reference

Routes of Entry: Eye contact. Inhalation. Ingestion.
Toxicity to Animals: LD₅₀: Not available; LC₅₀: Not available.
Other Toxic Effects on Humans: Very hazardous in case of skin contact (irritant), of ingestion; Hazardous in case of inhalation; Slightly hazardous in case of skin contact (permeator).

2,4-Dichlorobenzaldehyde Safety Profile

Hazard Codes: Corrosive C Dangerous N Irritant Xi
Risk Statements: 34-51/53-36/37/38
R34: Causes burns
R51/53: Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment
R36/37/38: Irritating to eyes, respiratory system and skin
Safety Statements: 26-36/37/39-45-61-37/39
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
S45: In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S61: Avoid release to the environment. Refer to special instructions / safety data sheets
S37/39: Wear suitable gloves and eye/face protection
RIDADR: UN 3261 8/PG 2
WGK Germany: 2
Hazard Note: Corrosive
HazardClass: 8
PackingGroup: III
HS Code: 29130000

Product Name

2,4-Dichlorobenzaldehyde

Synthetic route

2,4-Dichlorobenzaldehyde Chemical Properties

2,4-Dichlorobenzaldehyde Uses

2,4-Dichlorobenzaldehyde Production

2,4-Dichlorobenzaldehyde Toxicity Data With Reference

2,4-Dichlorobenzaldehyde Safety Profile

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