Product Name

  • Name

    3,4-Dichlorobenzaldehyde

  • EINECS 228-520-5
  • CAS No. 6287-38-3
  • Article Data55
  • CAS DataBase
  • Density 1.4 g/cm3
  • Solubility insoluble in water
  • Melting Point 39-42 °C(lit.)
  • Formula C7H4Cl2O
  • Boiling Point 248.8 °C at 760 mmHg
  • Molecular Weight 175.014
  • Flash Point 102 °C
  • Transport Information UN 1759 8/PG 2
  • Appearance White crystalline solid or chunky powder
  • Safety 26-27-28-36/37/39-45
  • Risk Codes 34-36/37/38
  • Molecular Structure Molecular Structure of 6287-38-3 (3,4-Dichlorobenzaldehyde)
  • Hazard Symbols CorrosiveC, IrritantXi
  • Synonyms 3,4-Dichlorobenzenecarboxaldehyde;NSC 8763;m,p-Dichlorobenzaldehyde;
  • PSA 17.07000
  • LogP 2.80590

Synthetic route

3,4-dichlorobenzyl alcohol
1805-32-9

3,4-dichlorobenzyl alcohol

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

Conditions
ConditionsYield
With tert.-butylhydroperoxide at 80℃; for 7h; Green chemistry;98%
With dmap; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; copper diacetate In neat (no solvent) at 100℃; for 18h; Green chemistry;97%
With 2C36H60N9(3+)*3O4W(2-); dihydrogen peroxide In water at 20℃; for 0.166667h; Green chemistry;96%
3,4-Cl2-Ph-CH2OTMS
1162648-58-9

3,4-Cl2-Ph-CH2OTMS

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

Conditions
ConditionsYield
With copper(II) nitrate trihydrate; water; silica gel; potassium bromide at 90℃; for 0.7h; Neat (no solvent);90%
3,4-dichlorobenzylideneaniline

3,4-dichlorobenzylideneaniline

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

Conditions
ConditionsYield
With hydrogenchloride; water In diethyl ether; toluene at 20℃; for 2h; Inert atmosphere;88%
3,4-Dichlorophenylmethyl chloride
102-47-6

3,4-Dichlorophenylmethyl chloride

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

Conditions
ConditionsYield
With benzo[c]cinnoline; sodium iodide In N,N-dimethyl-formamide at 80℃; Kornblum Aldehyd Synthesis;85%
iron pentacarbonyl
13463-40-6

iron pentacarbonyl

3,4-dichloroiodobenzene
20555-91-3

3,4-dichloroiodobenzene

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

Conditions
ConditionsYield
With triethylamine; palladium dichloride In water; N,N-dimethyl-formamide at 110℃; under 760.051 Torr; for 4h; Inert atmosphere;83%
3,4-dichlorobenzyl mercaptan
36480-40-7

3,4-dichlorobenzyl mercaptan

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

Conditions
ConditionsYield
With dipotassium peroxodisulfate; tetrakis(pyridine)silver(II) peroxodisulfate; oxygen In N,N-dimethyl-formamide at 23℃; under 760.051 Torr; Irradiation;65%
tert-butyl 3,4-dichlorobenzylidenecarbamate
163226-27-5

tert-butyl 3,4-dichlorobenzylidenecarbamate

A

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

B

(3,4-Dichloro-benzoyl)-carbamic acid tert-butyl ester

(3,4-Dichloro-benzoyl)-carbamic acid tert-butyl ester

C

N-tert-butoxycarbonyl-3-(3,4-dichlorophenyl)oxaziridine
163226-31-1

N-tert-butoxycarbonyl-3-(3,4-dichlorophenyl)oxaziridine

Conditions
ConditionsYield
With n-butyllithium; 3-chloro-benzenecarboperoxoic acid In hexane; dichloromethane -78 degC, 2 h, room t., 30 min;A 21 % Spectr.
B 8 % Spectr.
C 63%
With n-butyllithium; 3-chloro-benzenecarboperoxoic acid In hexane; dichloromethane -78 degC, 2 h, room t., 30 min; Title compound not separated from byproducts;A 21 % Spectr.
B 8 % Spectr.
C 71 % Spectr.
3,4-dichloro-1-trichloromethylbenzene
13014-24-9

3,4-dichloro-1-trichloromethylbenzene

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

Conditions
ConditionsYield
With 10% Pt/activated carbon; hydrogen; tri-n-butyl-tin hydride In N,N-dimethyl acetamide at 25℃; under 760.051 Torr; for 2h; chemoselective reaction;51%
8-[2-(3,4-dichlorophenyl)ethenyl]-2,2,6-trimethyl-7,9,10-trioxatricyclo[6.2.2.01,6]dodec-11-ene

8-[2-(3,4-dichlorophenyl)ethenyl]-2,2,6-trimethyl-7,9,10-trioxatricyclo[6.2.2.01,6]dodec-11-ene

6-hydroxy-1,7,7-trimethyl-2-oxa-bicyclo[4.4.0]dec-4-en-3-one

6-hydroxy-1,7,7-trimethyl-2-oxa-bicyclo[4.4.0]dec-4-en-3-one

B

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

Conditions
ConditionsYield
With oxygen; mercury In thiophene; benzene for 0.416667h; UV-irradiation;A 40%
B n/a
3,4-Dichlorotoluene
95-75-0

3,4-Dichlorotoluene

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

Conditions
ConditionsYield
With sodium molybdate; dihydrogen peroxide; cobalt(II) acetate; acetic acid; sodium bromide at 90℃; for 0.25h; Temperature;29%
4-chloro-3-nitro-benzaldehyde
16588-34-4

4-chloro-3-nitro-benzaldehyde

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

Conditions
ConditionsYield
With sodium dithionite; water Diazotieren und Umsetzen mit Kupfer(I)-chlorid in Salzsaeure;
3,4-dichlorobenzyl dibromide
6425-25-8

3,4-dichlorobenzyl dibromide

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

Conditions
ConditionsYield
With 2-morpholin-4-yldisulfanyl-benzothiazole
3,4-dichlorostyrene
2039-83-0

3,4-dichlorostyrene

A

2,3',4'-trichloroacetophenone
42981-08-8

2,3',4'-trichloroacetophenone

B

1,2-Dichloro-4-((Z)-2-chloro-vinyl)-benzene
91309-68-1

1,2-Dichloro-4-((Z)-2-chloro-vinyl)-benzene

C

1,2-Dichloro-4-((E)-2-chloro-vinyl)-benzene
91309-69-2

1,2-Dichloro-4-((E)-2-chloro-vinyl)-benzene

D

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

Conditions
ConditionsYield
With chlorine dioxide In tetrachloromethane at 52 - 54℃; for 2h; Further byproducts given. Title compound not separated from byproducts;A 25.1 % Chromat.
B 3.1 % Chromat.
C 19.8 % Chromat.
D 1.0 % Chromat.
5-chloro-5-tropolone
3084-17-1

5-chloro-5-tropolone

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

Conditions
ConditionsYield
With trichlorophosphate In N,N-dimethyl-formamide
2,5-dichlorotropone
7157-27-9

2,5-dichlorotropone

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

Conditions
ConditionsYield
With trichlorophosphate In N,N-dimethyl-formamide
3.4-dichloro-benzylidene chloride

3.4-dichloro-benzylidene chloride

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

Conditions
ConditionsYield
With sulfuric acid at 30 - 40℃;
3.4-dichloro-benzylidene dichloride

3.4-dichloro-benzylidene dichloride

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

Conditions
ConditionsYield
With water; calcium carbonate
formaldoxime
75-17-2

formaldoxime

diazotized.3,4-dichloro-aniline

diazotized.3,4-dichloro-aniline

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

Conditions
ConditionsYield
anschliessenden Erhitzen mit wss.HCl;
1,2-dichloro-4-dichloromethyl-benzene
56961-84-3

1,2-dichloro-4-dichloromethyl-benzene

water
7732-18-5

water

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

Conditions
ConditionsYield
at 220℃;
3,4-Dichlorotoluene
95-75-0

3,4-Dichlorotoluene

aluminium

aluminium

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: Br2
2: Mor
View Scheme
(1E,4E)-1-(3,4-dichlorophenyl)-5-(2,6,6-trimethylcyclohex-1-en-1-yl)penta-1,4-dien-3-one
1403840-46-9

(1E,4E)-1-(3,4-dichlorophenyl)-5-(2,6,6-trimethylcyclohex-1-en-1-yl)penta-1,4-dien-3-one

6-hydroxy-1,7,7-trimethyl-2-oxa-bicyclo[4.4.0]dec-4-en-3-one

6-hydroxy-1,7,7-trimethyl-2-oxa-bicyclo[4.4.0]dec-4-en-3-one

B

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: oxygen / thiophene; benzene / 0.67 h / UV-irradiation
2: oxygen; mercury / thiophene; benzene / 0.42 h / UV-irradiation
View Scheme
3,4-dichlorobenzaldehyde oxime
5331-92-0

3,4-dichlorobenzaldehyde oxime

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

Conditions
ConditionsYield
With oxygen; benzaldehyde In toluene for 2.25h; Reflux;
methyl 3,4-dichlorobenzoate
2905-68-2

methyl 3,4-dichlorobenzoate

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: lithium aluminium tetrahydride / tetrahydrofuran / 1 h / 0 - 20 °C / Inert atmosphere
2: pyridinium chlorochromate / dichloromethane
View Scheme
acetone
67-64-1

acetone

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

(1E,4E)-1,5-bis(3,4-dichlorophenyl)penta-1,4-dien-3-one
30983-80-3

(1E,4E)-1,5-bis(3,4-dichlorophenyl)penta-1,4-dien-3-one

Conditions
ConditionsYield
With sodium hydroxide In ethanol; water at 20℃; for 1h;100%
With sodium hydroxide In ethanol; water at 20℃; Aldol Addition;70%
With sodium hydroxide
With sodium hydroxide In ethanol
3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

3,4-dichlorobenzyl alcohol
1805-32-9

3,4-dichlorobenzyl alcohol

Conditions
ConditionsYield
With sodium tetrahydroborate In methanol at 0℃; Inert atmosphere;100%
With potassium fluoride on basic alumina; formaldehyd for 0.0666667h; cross-Cannizzaro reaction; microwave irradiation;93%
With sodium tetrahydroborate In methanol at 0 - 20℃; for 4h;90%
acetone
67-64-1

acetone

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

4-(3,4-dichlorophenyl)-3-butene-2-one
74546-02-4

4-(3,4-dichlorophenyl)-3-butene-2-one

Conditions
ConditionsYield
With sodium hydroxide In water at 20℃; for 2h;100%
With sodium hydroxide In water at 20℃; for 2h;100%
With sodium hydroxide for 72h; Ambient temperature;70%
phenylazomalonamamidine hydrochloride
6285-64-9

phenylazomalonamamidine hydrochloride

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

2,8-Bis-(3,4-dichloro-phenyl)-1,7-dihydro-purin-6-one
81976-28-5

2,8-Bis-(3,4-dichloro-phenyl)-1,7-dihydro-purin-6-one

Conditions
ConditionsYield
at 170℃; for 1h;100%
3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

2,2-dimethoxyethylamine
22483-09-6

2,2-dimethoxyethylamine

N-<(3,4-dichlorophenyl)methylene>-2,2-dimethoxyethanamine
73274-27-8

N-<(3,4-dichlorophenyl)methylene>-2,2-dimethoxyethanamine

Conditions
ConditionsYield
In toluene for 1.5h; Heating;100%
In toluene for 0.5h; Heating;100%
for 0.333333h; Heating;
3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

2,2-dimethoxyethylamine
22483-09-6

2,2-dimethoxyethylamine

[1-(3,4-Dichloro-phenyl)-meth-(Z)-ylidene]-(2,2-dimethoxy-ethyl)-amine
73274-27-8

[1-(3,4-Dichloro-phenyl)-meth-(Z)-ylidene]-(2,2-dimethoxy-ethyl)-amine

Conditions
ConditionsYield
In benzene Heating;100%
In toluene Heating / reflux;
diethylzinc
557-20-0

diethylzinc

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

(S)-1-(3,4-Dichloro-phenyl)-propan-1-ol
742107-59-1

(S)-1-(3,4-Dichloro-phenyl)-propan-1-ol

Conditions
ConditionsYield
With titanium(IV) isopropylate; N,N’-(1R,2R)-cyclohexane-1,2-diylbis(1,1,1-trifluoromethanesulfonamide) In toluene at -78℃;100%
Stage #1: diethylzinc; 3,4-dichlorobenzaldehyde With titanium(IV) isopropylate; N,N’-(1R,2R)-cyclohexane-1,2-diylbis(1,1,1-trifluoromethanesulfonamide) In toluene at -78 - 20℃;
Stage #2: With hydrogenchloride In water; toluene
Stage #1: diethylzinc With titanium(IV) isopropylate; N,N’-(1R,2R)-cyclohexane-1,2-diylbis(1,1,1-trifluoromethanesulfonamide) In toluene at -78 - 40℃; for 0.666667h;
Stage #2: 3,4-dichlorobenzaldehyde In toluene at -78 - 20℃;
Stage #1: diethylzinc With titanium(IV) isopropylate; N,N’-(1R,2R)-cyclohexane-1,2-diylbis(1,1,1-trifluoromethanesulfonamide) In toluene at -78 - 40℃; for 0.666667h;
Stage #2: 3,4-dichlorobenzaldehyde In toluene at 0 - 20℃;
Stage #3: With hydrogenchloride; water In toluene at 20℃;
dimethyl (2-oxopropyl)phosphonate
4202-14-6

dimethyl (2-oxopropyl)phosphonate

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

(E)-4-(3,4-dichlorophenyl)but-3-en-2-one
55420-70-7

(E)-4-(3,4-dichlorophenyl)but-3-en-2-one

Conditions
ConditionsYield
With potassium carbonate In water at 5℃; for 0.25h;100%
ethylene glycol
107-21-1

ethylene glycol

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

2-(3,4-dichlorophenyl)-1,3-dioxolane
773093-44-0

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

Conditions
ConditionsYield
With toluene-4-sulfonic acid In toluene for 6h; Reflux; Dean-Stark;100%
With poly(ethylene glycol) 1000 based dicationic acidic ionic liquid In toluene at 80℃; for 1h; Reagent/catalyst; Ionic liquid;84%
1,3-benzodioxol-5-ylmethyl amine
2620-50-0

1,3-benzodioxol-5-ylmethyl amine

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

C15H11Cl2NO2

C15H11Cl2NO2

Conditions
ConditionsYield
In neat (no solvent) for 0.05h;100%
3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

3,4-dichlorbenzoic acid
51-44-5

3,4-dichlorbenzoic acid

Conditions
ConditionsYield
With dihydrogen peroxide In acetic acid at 90℃; for 7h;99%
With dihydrogen peroxide; benzeneseleninic acid In tetrahydrofuran for 8h; Heating;98%
With oxygen; Langlois reagent In acetonitrile at 25℃; under 760.051 Torr; for 12h; Irradiation; Green chemistry;95%
3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

γ-aminopropyl-2-methyl-6-phenyl-1,3-dioxa-6-aza-2-silacyclooctane
389082-07-9

γ-aminopropyl-2-methyl-6-phenyl-1,3-dioxa-6-aza-2-silacyclooctane

γ-N-(m,p-dichlorobenzylidene)aminopropyl-2-methyl-6-phenyl-1,3-dioxa-6-aza-2-silacyclooctane

γ-N-(m,p-dichlorobenzylidene)aminopropyl-2-methyl-6-phenyl-1,3-dioxa-6-aza-2-silacyclooctane

Conditions
ConditionsYield
With potassium carbonate In benzene at 20℃; for 2h;99%
tert-butyl 1-(2-methylallyl)hydrazinecarboxylate
1005794-49-9

tert-butyl 1-(2-methylallyl)hydrazinecarboxylate

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

tert-butyl 2-(3,4-dichlorobenzylidene)-1-(2-methylallyl)hydrazinecarboxylate

tert-butyl 2-(3,4-dichlorobenzylidene)-1-(2-methylallyl)hydrazinecarboxylate

Conditions
ConditionsYield
In ethanol at 20℃;99%
ethyl acetoacetate
141-97-9

ethyl acetoacetate

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

malononitrile
109-77-3

malononitrile

6-amino-4-(3,4-dichlorophenyl)-2,4-dihydro-3-methylpyrano[2,3-c]pyrazole-5-carbonitrile
315244-85-0, 874193-25-6

6-amino-4-(3,4-dichlorophenyl)-2,4-dihydro-3-methylpyrano[2,3-c]pyrazole-5-carbonitrile

Conditions
ConditionsYield
With hydrazine hydrate; heptakis(6-amino-6-deoxy)-β-cyclodextrin at 20℃; for 0.0166667h; Neat (no solvent);99%
acrylonitrile
107-13-1

acrylonitrile

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

2-[(3,4-dichloro-phenyl)-hydroxy-methyl]-acrylonitrile

2-[(3,4-dichloro-phenyl)-hydroxy-methyl]-acrylonitrile

Conditions
ConditionsYield
With 1,4-diaza-bicyclo[2.2.2]octane; 1-(2-hydroxyethyl)pyridinium chloride In water at 20℃; for 0.416667h; Morita-Baylis-Hillman Alkylation; Green chemistry;99%
With 1,4-diaza-bicyclo[2.2.2]octane; choline chloride; glycerol In water at 20℃; for 2h; Morita-Baylis-Hillman Alkylation; Green chemistry;94%
With 1,4-diaza-bicyclo[2.2.2]octane In 1,4-dioxane; water at 20℃; for 4h; Baylis-Hillman reaction;68%
2-Allyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
72824-04-5

2-Allyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

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

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

Conditions
ConditionsYield
Stage #1: 3,4-dichlorobenzaldehyde With (R)-6,6'-bis(2,4,6-triisopropylphenyl)-1,1'-spirobiindanyl-7,7'-diyl hydrogen phosphate In toluene at -70℃; Inert atmosphere;
Stage #2: 2-Allyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane In toluene at -70℃; Inert atmosphere; optical yield given as %ee; enantioselective reaction;
99%
1,1-bis(phenylsulfonyl)ethylene
39082-53-6

1,1-bis(phenylsulfonyl)ethylene

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

A

(R)-2-(3,4-dichlorobenzyl)-4,4-bis(phenylsulphonyl)butanal

(R)-2-(3,4-dichlorobenzyl)-4,4-bis(phenylsulphonyl)butanal

B

(S)-2-(3,4-dichlorobenzyl)-4,4-bis(phenylsulphonyl)butanal

(S)-2-(3,4-dichlorobenzyl)-4,4-bis(phenylsulphonyl)butanal

Conditions
ConditionsYield
With (S)-N-(3,5-bis(trifluoromethyl)phenyl)-2-(diphenyl ((tri-methylsilyl)oxy)methyl)pyrrolidine-1-carbothioamide; benzoic acid In dichloromethane; water at 20℃; for 18h; Michael Addition; enantioselective reaction;A 99%
B n/a
indole
120-72-9

indole

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

N-methylaniline
100-61-8

N-methylaniline

4-[1H-indol-3-yl(3,4-dichlorophenyl)methyl]-N-methylaniline

4-[1H-indol-3-yl(3,4-dichlorophenyl)methyl]-N-methylaniline

Conditions
ConditionsYield
Stage #1: 3,4-dichlorobenzaldehyde; N-methylaniline With silicotungstic acid supported on Amberlyst 15 beads (WSi/A15 catalyst) In neat (no solvent) at 20℃; for 0.166667h; Friedel-Crafts Alkylation; Inert atmosphere; Green chemistry;
Stage #2: indole With silicotungstic acid supported on Amberlyst 15 beads (WSi/A15 catalyst) In neat (no solvent) at 20℃; for 5h; Catalytic behavior; Friedel-Crafts Alkylation; Inert atmosphere; Green chemistry; regioselective reaction;
99%
2-Acetylthiophene
88-15-3

2-Acetylthiophene

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

3-(3,4-dichlorophenyl)-1-thiophen-2-ylpropenone

3-(3,4-dichlorophenyl)-1-thiophen-2-ylpropenone

Conditions
ConditionsYield
With lithium hydroxide In ethanol; water at 23 - 27℃; for 0.00277778h; Claisen-Schmidt Condensation; Sonication;99%
1,2-diamino-benzene
95-54-5

1,2-diamino-benzene

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

2-(3,4-dichlorophenyl)-1H-benzo[d]imidazole
67370-32-5

2-(3,4-dichlorophenyl)-1H-benzo[d]imidazole

Conditions
ConditionsYield
With air In ethanol at 20℃; for 6h; Green chemistry;98.1%
With sodium disulfite In N,N-dimethyl-formamide for 2h; Reflux;91%
With ammonium acetate at 70℃; for 1h;74%
acetophenone
98-86-2

acetophenone

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

3-(3,4-dichlorophenyl)-1-phenyl-2-propen-1-one
22966-16-1

3-(3,4-dichlorophenyl)-1-phenyl-2-propen-1-one

Conditions
ConditionsYield
With sodium carbonate In water at 100℃; for 3h;98%
With Musa sp. 'Malbhog' peel ash In neat (no solvent) at 20℃; for 0.3h; Reagent/catalyst; Claisen-Schmidt Condensation;86%
With potassium hydroxide In ethanol; water at 20℃; Claisen-Schmidt Condensation;30%
trimethylsilyl cyanide
7677-24-9

trimethylsilyl cyanide

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

2-(3,4-dichlorophenyl)-2-((trimethylsilyl)oxy)acetonitrile
95392-03-3

2-(3,4-dichlorophenyl)-2-((trimethylsilyl)oxy)acetonitrile

Conditions
ConditionsYield
With triethylamine at 20℃; for 24h;98%
With zinc(II) iodide at 5 - 20℃; for 0.333333h; Yield given;
With zinc(II) iodide
phenylazomalonamamidine hydrochloride
6285-64-9

phenylazomalonamamidine hydrochloride

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

2-{N-[1-(3,4-Dichloro-phenyl)-meth-(E)-ylidene]-carbamimidoyl}-2-phenylazo-acetamide; hydrochloride
81976-33-2

2-{N-[1-(3,4-Dichloro-phenyl)-meth-(E)-ylidene]-carbamimidoyl}-2-phenylazo-acetamide; hydrochloride

Conditions
ConditionsYield
at 120℃; for 0.25h;98%
cyclohexylamine
108-91-8

cyclohexylamine

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

3,4-dichlorobenzaldehyde cyclohexylimine

3,4-dichlorobenzaldehyde cyclohexylimine

Conditions
ConditionsYield
In benzene Heating;98%
In benzene98%
In benzene98%
dopamine hydrochloride
62-31-7

dopamine hydrochloride

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

1-(3,4-Dichloro-phenyl)-1,2,3,4-tetrahydro-isoquinoline-6,7-diol; hydrochloride

1-(3,4-Dichloro-phenyl)-1,2,3,4-tetrahydro-isoquinoline-6,7-diol; hydrochloride

Conditions
ConditionsYield
With hydrogenchloride In methanol for 12h; Heating;98%
3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

diethyl malonate
105-53-3

diethyl malonate

diethyl 2-(3,4-dichlorobenzylidene)malonate
40878-09-9

diethyl 2-(3,4-dichlorobenzylidene)malonate

Conditions
ConditionsYield
piperidine; benzoic acid In benzene Condensation; refluxing overnight under an argon atmosphere with Dean-Stark trap;98%
With piperidine; acetic acid In toluene Reflux;
With piperidine; acetic acid In toluene for 6h; Knoevenagel condensation; Reflux;
With piperidine In 5,5-dimethyl-1,3-cyclohexadiene Reflux; Inert atmosphere; Sealed tube;
Knoevenagel Condensation; Sealed tube;
anthranilic acid amide
28144-70-9

anthranilic acid amide

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

2-(3,4-dichlorophenyl)quinazolin-4(3H)-one

2-(3,4-dichlorophenyl)quinazolin-4(3H)-one

Conditions
ConditionsYield
With iodine at 80℃; for 0.5h; Ionic liquid;98%
With aluminum oxide; 2,3-dicyano-5,6-dichloro-p-benzoquinone for 0.15h; Condensation; oxidation; microwave irradiation;83%
3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

1-(3,4-dichlorophenyl)but-3-en-1-ol
146744-39-0, 171426-66-7

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

4-chloro-2,6-bis-(3,4-dichloro-phenyl)-tetrahydro-pyran

4-chloro-2,6-bis-(3,4-dichloro-phenyl)-tetrahydro-pyran

Conditions
ConditionsYield
With bismuth(III) chloride for 0.0333333h; Irradiation;98%
2-acetylpyridine
1122-62-9

2-acetylpyridine

3,4-dichlorobenzaldehyde
6287-38-3

3,4-dichlorobenzaldehyde

(E)-3-(3,4-dichlorophenyl)-1-(pyridin-2-yl)prop-2-en-1-one

(E)-3-(3,4-dichlorophenyl)-1-(pyridin-2-yl)prop-2-en-1-one

Conditions
ConditionsYield
With sodium carbonate In water at 70℃; for 4h;98%
With sodium hydroxide In water at 0 - 25℃; for 24h; Inert atmosphere;46%

3,4-Dichlorobenzaldehyde Chemical Properties

 3,4-Dichlorobenzaldehyde (6287-38-3) is also named as OTAVA-BB BB7018801961 ; 3,4-DCAD;AKOS BBS-00000836 ; Labotest-BB LT00932384 ; 3,4-dichlorobenzenecarboxaldehyde ; 3,4-Dichlorobenzaldehyde,95% ; Benzaldehyde, 3,4-dichloro- ; CCRIS 6015 ; D56608_ALDRICH ; MLS002415698 ; NSC8763 ,and so on. 3,4-Dichlorobenzaldehyde (6287-38-3) is white to slightly yellow low melting solid.

IUPAC Name: 3,4-Dichlorobenzaldehyde
CAS: 6287-38-3
Molecular Formula: C7H4Cl2O
Molecular Weight: 175.01
Molecular structure:
EINECS: 228-520-5
Melting point:  39-42 °C(lit.)
Storage temp.:  0-6°C
Water Solubility:  insoluble
Sensitive:  Air Sensitive
BRN:  636379
ACD/LogD (pH 5.5): 0.41 
ACD/LogD (pH 7.4): 1.44 
ACD/BCF (pH 5.5): 1 
ACD/BCF (pH 7.4): 1.41 
ACD/KOC (pH 5.5): 1 
ACD/KOC (pH 7.4): 6.25 
H bond acceptors: 4 
H bond donors: 1 
Freely Rotating Bonds: 9 
Index of Refraction: 1.631 
Molar Refractivity: 117.36 cm3 
Molar Volume: 329 cm3 
Polarizability: 46.52 10-24cm3 
Surface Tension: 47.6 dyne/cm 
Density: 1.172 g/cm3 
Flash Point: 287.7 °C 
Enthalpy of Vaporization: 83.26 kJ/mol 
Boiling Point: 552.1 °C at 760 mmHg 
Vapour Pressure: 3.11E-12 mmHg at 25°C 

3,4-Dichlorobenzaldehyde Uses

1. 3,4-Dichlorobenzaldehyde (6287-38-3) is commonly used as dye intermediate.

2. 3,4-Dichlorobenzaldehyde (6287-38-3) is organic intermediate to produce medicine.

3,4-Dichlorobenzaldehyde Safety Profile

Hazard Codes:  C,Xi  
Risk Statements:  34-36/37/38 (34:  Causes burns 36/37/38:  Irritating to eyes, respiratory system and skin)
Safety Statements:  26-27-28-36/37/39-45 (26:  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 28:  After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer) 36/37/39:  Wear suitable protective clothing, gloves and eye/face protection 45:  In case of accident or if you feel unwell, seek medical advice immediately (show label where possible))
RIDADR:  UN 1759 8/PG 2
WGK Germany:  3
F:  9-23
Hazard Note:  Irritant/Air Sensitive
HazardClass:  8
PackingGroup:  III

3,4-Dichlorobenzaldehyde Specification

Removal in wastewater treatment of 3,4-Dichlorobenzaldehyde (6287-38-3) can be stated as follows:
Total removal:85.90  percent
Total biodegradation:0.73  percent
Total sludge adsorption:85.17  percent
Total to Air:0.00  percent
(using 10000 hr Bio P,A,S)

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