Product Name

  • Name

    1,3-Bis(chloromethyl)benzene

  • EINECS 210-932-1
  • CAS No. 626-16-4
  • Article Data12
  • CAS DataBase
  • Density 1.208 g/cm3
  • Solubility hydrolysis in water
  • Melting Point 33-35 °C(lit.)
  • Formula C8H8Cl2
  • Boiling Point 253.7 °C at 760 mmHg
  • Molecular Weight 175.058
  • Flash Point 118 °C
  • Transport Information UN 2811 6.1/PG 2
  • Appearance Colorless to light yellow liquid
  • Safety 26-24/25-45-36/37/39-27
  • Risk Codes 22-36/37/38-36-34
  • Molecular Structure Molecular Structure of 626-16-4 (1,3-Bis(chloromethyl)benzene)
  • Hazard Symbols HarmfulXn,IrritantXi,CorrosiveC
  • Synonyms m-Xylene, a,a'-dichloro- (7CI,8CI);NSC 96971;m-Bis(chloromethyl)benzene;m-Xylene dichloride;m-Xylylenedichloride;a,a'-Dichloro-m-xylene;
  • PSA 0.00000
  • LogP 3.16420

Synthetic route

m-xylene
108-38-3

m-xylene

3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

Conditions
ConditionsYield
With chlorine; 1-butyl-3-methylimidazolium chloride at 58℃; for 3h; Reagent/catalyst; Temperature; Irradiation; Ionic liquid;99.18%
With chlorine Sonnenlicht;
With phosphorus pentachloride at 190℃;
1,3-dimethanol benzene
626-18-6

1,3-dimethanol benzene

3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

Conditions
ConditionsYield
With oxalyl dichloride; Tropone In dichloromethane at 20℃; for 0.416667h; Inert atmosphere;76%
With hydrogenchloride
N-chloro-succinimide
128-09-6

N-chloro-succinimide

m-xylene
108-38-3

m-xylene

A

1-chloromethyl-3-methyl-benzene
620-19-9

1-chloromethyl-3-methyl-benzene

B

3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

Conditions
ConditionsYield
Irradiation.UV-Licht;
N-chloro-succinimide
128-09-6

N-chloro-succinimide

m-xylene
108-38-3

m-xylene

3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

Conditions
ConditionsYield
Irradiation.UV-Licht;
dimethyl Isophthalate
1459-93-4

dimethyl Isophthalate

3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

Conditions
ConditionsYield
With lithium aluminium tetrahydride; diethyl ether anschliessend Behandeln des Reaktionsprodukts mit konz. wss. Salzsaeure;
formaldehyd
50-00-0

formaldehyd

benzyl chloride
100-44-7

benzyl chloride

3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

Conditions
ConditionsYield
With aluminium trichloride; 1,2-dichloro-ethane; zinc(II) chloride at 50℃; Einleiten von HCl;
m-xylene
108-38-3

m-xylene

A

1-chloromethyl-3-methyl-benzene
620-19-9

1-chloromethyl-3-methyl-benzene

B

3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

C

m-chloromethylbenzylidene chloride
30220-25-8

m-chloromethylbenzylidene chloride

D

α,α-dichloro-m-xylene
2719-42-8

α,α-dichloro-m-xylene

E

α,α,α',α'-Tetrachloro-m-xylene
30430-40-1

α,α,α',α'-Tetrachloro-m-xylene

Conditions
ConditionsYield
With 2,2'-azobis(isobutyronitrile); chlorine at 70℃; for 1.2h; Product distribution; various educt-reagent ratio, various time;
hydrogenchloride
7647-01-0

hydrogenchloride

formaldehyd
50-00-0

formaldehyd

aluminium trichloride
7446-70-0

aluminium trichloride

benzyl chloride
100-44-7

benzyl chloride

ZnCl2

ZnCl2

A

4,4'-bis(chloromethyl)diphenylmethane
14568-83-3

4,4'-bis(chloromethyl)diphenylmethane

B

o-Xylylene dichloride
612-12-4

o-Xylylene dichloride

C

3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

D

p-Xylylene dichloride
623-25-6

p-Xylylene dichloride

Conditions
ConditionsYield
at 50℃; Verb. 5: 1.2-Dichlor-aethan;
m-xylene
108-38-3

m-xylene

A

1-chloromethyl-3-methyl-benzene
620-19-9

1-chloromethyl-3-methyl-benzene

B

3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

Conditions
ConditionsYield
With 2,2'-azobis(isobutyronitrile); 1,3,4,6-tetrachloro-3α,6α-diphenyl glycoluril In tetrachloromethane at 81℃; for 2h; Inert atmosphere;A 52 %Chromat.
B 16 %Chromat.
3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

N1-(2,6-diisopropylphenyl)-N2-methylethane-1,2-diamine

N1-(2,6-diisopropylphenyl)-N2-methylethane-1,2-diamine

C38H58N4

C38H58N4

Conditions
ConditionsYield
With potassium carbonate In ethanol for 96h; Reflux;99%
3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

1,3-Bis-benzene
17604-82-9

1,3-Bis-benzene

Conditions
ConditionsYield
With N-benzyl-N,N,N-triethylammonium chloride; potassium acetate In acetone; toluene98.7%
1H-imidazole
288-32-4

1H-imidazole

3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

1,3-bis(imidazol-1-ylmethyl)benzene
69506-92-9

1,3-bis(imidazol-1-ylmethyl)benzene

Conditions
ConditionsYield
With sodium hydride In 1,2-dimethoxyethane; mineral oil at 0 - 20℃; for 15h;98%
Stage #1: 1H-imidazole With potassium hydroxide In acetonitrile at 20℃; for 1h;
Stage #2: 3-(chloromethyl)benzyl chloride In acetonitrile at 20℃; for 6h;
73%
With potassium hydroxide In acetonitrile at 20℃;
N-Ethylimidazole
7098-07-9

N-Ethylimidazole

3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

[(1,3-phenylene)bis(methylene)]bis(1-ethyl-imidazolium) dichloride

[(1,3-phenylene)bis(methylene)]bis(1-ethyl-imidazolium) dichloride

Conditions
ConditionsYield
Stage #1: N-Ethylimidazole; 3-(chloromethyl)benzyl chloride at 135℃; for 0.166667h;
Stage #2: Inert atmosphere;
98%
para-xylene
106-42-3

para-xylene

3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

C24H26

C24H26

Conditions
ConditionsYield
With silica gel; zinc(II) chloride at 30℃; for 0.5h;97%
3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

phenylacetylene
536-74-3

phenylacetylene

1,1'-(m-phenylenedimethylene)bis<4-phenyl-1H-1,2,3-triazole>
137959-34-3

1,1'-(m-phenylenedimethylene)bis<4-phenyl-1H-1,2,3-triazole>

Conditions
ConditionsYield
With copper(l) iodide; sodium azide In water at 100℃; for 10h;97%
With sodium azide In water at 70℃; for 7h; Huisgen Cycloaddition; Green chemistry; regioselective reaction;88%
3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

phenylboronic acid
98-80-6

phenylboronic acid

1,3-dibenzylbenzene
15180-20-8

1,3-dibenzylbenzene

Conditions
ConditionsYield
With potassium phosphate; SP-4-[1,3-bis[2,6-diisopropylphenyl]-1,3-dihydro-2H-imidazol-2-ylidene]chloro[2-(1-methyl-1H-imidazol-2-yl-κN3)phenyl-κC]palladium(II) In ethanol at 60℃; for 3h; Suzuki-Miyaura Coupling; Inert atmosphere;97%
3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

2-methylpropan-2-thiol
75-66-1

2-methylpropan-2-thiol

1,3-bis(t-butylthiomethyl)benzene
70606-45-0

1,3-bis(t-butylthiomethyl)benzene

Conditions
ConditionsYield
Stage #1: 2-methylpropan-2-thiol With sodium hydride In tetrahydrofuran at 20℃; for 0.166667h; Inert atmosphere; Schlenk technique;
Stage #2: 3-(chloromethyl)benzyl chloride In tetrahydrofuran for 5h; Inert atmosphere; Schlenk technique;
97%
1-methyl-1-propanethiol
513-53-1

1-methyl-1-propanethiol

3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

C16H26S2

C16H26S2

Conditions
ConditionsYield
Stage #1: 1-methyl-1-propanethiol With sodium hydride In tetrahydrofuran at 20℃; for 0.166667h; Inert atmosphere; Schlenk technique;
Stage #2: 3-(chloromethyl)benzyl chloride In tetrahydrofuran for 5h; Inert atmosphere; Schlenk technique;
97%
3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

mercaptoacetic acid
68-11-1

mercaptoacetic acid

1,3-xylylenedimercaptoacetic acid
122591-10-0

1,3-xylylenedimercaptoacetic acid

Conditions
ConditionsYield
With sodium hydroxide In methanol for 6h; Heating;96%
3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

diphenylphosphane
829-85-6

diphenylphosphane

1,3-bis(diphenylphosphinomethyl)benzene
89756-88-7

1,3-bis(diphenylphosphinomethyl)benzene

Conditions
ConditionsYield
Stage #1: diphenylphosphane With n-butyllithium In tetrahydrofuran; hexane at -40 - 0℃; Metallation;
Stage #2: 3-(chloromethyl)benzyl chloride In tetrahydrofuran; hexane at 20℃; Condensation; Heating; Further stages.;
96%
With n-butyllithium In tetrahydrofuran; hexane at -40℃; for 2h;
1-methyl-1H-imidazole
616-47-7

1-methyl-1H-imidazole

3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

3,3'-dimethyl-1,1’-(1,3-phenylenedimethylene)-bis(1H-imidazolium) dichloride

3,3'-dimethyl-1,1’-(1,3-phenylenedimethylene)-bis(1H-imidazolium) dichloride

Conditions
ConditionsYield
In N,N-dimethyl-formamide at 100℃; for 0.05h; Microwave irradiation;96%
at 60℃; for 2h;91.4%
at 135℃; for 10h;91%
In toluene for 16h; Reflux;70%
4,4'-Dihydroxybiphenyl
92-88-6

4,4'-Dihydroxybiphenyl

3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

1,3-bis[4-(4-hydroxyphenyl)phenoxymethyl]benzene
815600-60-3

1,3-bis[4-(4-hydroxyphenyl)phenoxymethyl]benzene

Conditions
ConditionsYield
Stage #1: 4,4'-Dihydroxybiphenyl With sodium hydroxide In water; dimethyl sulfoxide at 80℃;
Stage #2: 3-(chloromethyl)benzyl chloride In water; dimethyl sulfoxide at 80 - 120℃; for 2h;
96%
4-(2,6-dimethylphenyl)-1,2,4-4H-triazole
1245737-20-5

4-(2,6-dimethylphenyl)-1,2,4-4H-triazole

3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

1-[1-(3-chloromethyl)phenyl(methyl)]-4-[2,6-dimethylphenyl]-1,2,4-4H-triazol-1-ium chloride
1429043-31-1

1-[1-(3-chloromethyl)phenyl(methyl)]-4-[2,6-dimethylphenyl]-1,2,4-4H-triazol-1-ium chloride

Conditions
ConditionsYield
In neat (no solvent) at 120℃; for 2h;96%
3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

bis(pinacol)diborane
73183-34-3

bis(pinacol)diborane

1,3-bis((4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)methyl)benzene

1,3-bis((4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)methyl)benzene

Conditions
ConditionsYield
With potassium tert-butylate In N,N-dimethyl-formamide at 20℃; for 18h;96%
3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

ephedrine
299-42-3

ephedrine

C28H36N2O2
191990-87-1

C28H36N2O2

Conditions
ConditionsYield
With potassium carbonate In acetonitrile at 20℃;95%
3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

2-Phenylphenol
90-43-7

2-Phenylphenol

1,3-bis(([1,1'-biphenyl]-2-yloxy)methyl)benzene
1409952-66-4

1,3-bis(([1,1'-biphenyl]-2-yloxy)methyl)benzene

Conditions
ConditionsYield
Stage #1: 2-Phenylphenol With potassium hydroxide In dimethyl sulfoxide at 35℃; for 0.75h; Inert atmosphere;
Stage #2: 3-(chloromethyl)benzyl chloride In dimethyl sulfoxide at 35 - 50℃; for 3.41667h;
95%
N1-(2,6-dimethylphenyl)-N2-methylethane-1,2-diamine

N1-(2,6-dimethylphenyl)-N2-methylethane-1,2-diamine

3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

C30H42N4

C30H42N4

Conditions
ConditionsYield
With potassium carbonate In ethanol for 96h; Reflux;95%
4-(2-benzylthiophenyl)-4H-1,2,4-triazole
1245737-22-7

4-(2-benzylthiophenyl)-4H-1,2,4-triazole

3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

1,1'-[1,3-phenylenedi(methylene)]bis[4-((2-benzylthio)phenyl)-4H-1,2,4-triazol-1-ium] dichloride

1,1'-[1,3-phenylenedi(methylene)]bis[4-((2-benzylthio)phenyl)-4H-1,2,4-triazol-1-ium] dichloride

Conditions
ConditionsYield
at 130℃; for 2h; neat (no solvent);94%
2-methylpropanethiol-1
513-44-0

2-methylpropanethiol-1

3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

C16H26S2

C16H26S2

Conditions
ConditionsYield
Stage #1: 2-methylpropanethiol-1 With sodium hydride In tetrahydrofuran at 20℃; for 0.166667h; Inert atmosphere; Schlenk technique;
Stage #2: 3-(chloromethyl)benzyl chloride In tetrahydrofuran for 5h; Inert atmosphere; Schlenk technique;
94%
3,4-dimethyl-7-hydroxycoumarin
2107-78-0

3,4-dimethyl-7-hydroxycoumarin

3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

7-{[3-(chloromethyl)benzyl]oxy}-3,4-dimethyl-2H-chromen-2-one

7-{[3-(chloromethyl)benzyl]oxy}-3,4-dimethyl-2H-chromen-2-one

Conditions
ConditionsYield
With potassium carbonate; potassium iodide In acetone at 130℃; for 0.5h; Microwave irradiation;94%
With potassium carbonate In acetonitrile for 8h; Reflux;65%
N,N,N',N'-tetramethyl-1,4-butanediamine
111-51-3

N,N,N',N'-tetramethyl-1,4-butanediamine

3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

C16H28N2(2+)*2Cl(1-)

C16H28N2(2+)*2Cl(1-)

Conditions
ConditionsYield
In acetonitrile for 24h; Alkylation; Cyclization; Heating;93%
3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

diphenylthioselenophosphinic acid sodium salt
35351-90-7

diphenylthioselenophosphinic acid sodium salt

Se-prop-2-en-1-yl diphenylthioselenophosphinate
1427544-16-8

Se-prop-2-en-1-yl diphenylthioselenophosphinate

Conditions
ConditionsYield
In ethanol at 40 - 43℃; for 0.166667h; Inert atmosphere;93%
3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

4,5-dihydro-1-[3-(triethoxysilyl)propyl]imidazole

4,5-dihydro-1-[3-(triethoxysilyl)propyl]imidazole

1,1’-[1,3-phenylenebis(methylene)]bis{3-[3-(triethoxysilyl)propyl]-4,5-dihydro-1H-imidazol-3-ium} chloride

1,1’-[1,3-phenylenebis(methylene)]bis{3-[3-(triethoxysilyl)propyl]-4,5-dihydro-1H-imidazol-3-ium} chloride

Conditions
ConditionsYield
In toluene for 48h; Inert atmosphere; Reflux;92%
2,3-benzocarbazole
243-28-7

2,3-benzocarbazole

3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

1,3-bis(benzo[b]carbazol-9-ylmethyl)benzene

1,3-bis(benzo[b]carbazol-9-ylmethyl)benzene

Conditions
ConditionsYield
With 1-methyl-pyrrolidin-2-one; potassium hydroxide at 80℃; for 10h;91%
With potassium hydroxide 1.) DMSO, 50 deg C, 1 h, 2.) DMSO, 90 deg C, 1 h; Yield given. Multistep reaction;
2-(2-hydroxy-phenoxy)-ethanol
4792-78-3

2-(2-hydroxy-phenoxy)-ethanol

3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

m-bis(2-ethoxyphenyloxy)xylene
1012793-41-7

m-bis(2-ethoxyphenyloxy)xylene

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 120℃; for 7h;91%
3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

potassium diphenylphosphine
15475-27-1, 4346-39-8

potassium diphenylphosphine

1,3-bis(diphenylphosphinomethyl)benzene
89756-88-7

1,3-bis(diphenylphosphinomethyl)benzene

Conditions
ConditionsYield
In tetrahydrofuran at 20℃; for 6.16667h; Inert atmosphere;90.1%
methanol
67-56-1

methanol

carbon monoxide
201230-82-2

carbon monoxide

3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

dimethyl 2,2'-(1,3-phenylene)diacetate
36076-19-4

dimethyl 2,2'-(1,3-phenylene)diacetate

Conditions
ConditionsYield
With tetrakis(triphenylphosphine) palladium(0); N-ethyl-N,N-diisopropylamine at 80℃; under 15514.9 Torr; for 8h;90%
With tetrakis(triphenylphosphine) palladium(0); N-ethyl-N,N-diisopropylamine at 80℃; for 8h; Autoclave;90%
With calcium oxide; methyl iodide; dicobalt octacarbonyl at 65℃; under 760 Torr; for 10h;77%
3-(chloromethyl)benzyl chloride
626-16-4

3-(chloromethyl)benzyl chloride

1,3-bis(mercaptomethyl)benzene
41563-69-3

1,3-bis(mercaptomethyl)benzene

Conditions
ConditionsYield
With thiourea In ethanol for 2h; Heating;90%
With sodium hydroxide; thiourea In water 1.) reflux, 2 h, 2.) reflux, 5 h;
Stage #1: 3-(chloromethyl)benzyl chloride With thiourea In water for 2.5h; Inert atmosphere; Reflux;
Stage #2: With water; sodium hydroxide at 40 - 70℃; for 2h; Temperature; Inert atmosphere;
55 g

1,3-Bis(chloromethyl)benzene Chemical Properties

IUPAC Name: 1,3-Bis(chloromethyl)benzene
The MF of 1,3-Bis(chloromethyl)benzene (626-16-4) is C8H8Cl2.

                             
The MW of 1,3-Bis(chloromethyl)benzene (626-16-4) is 175.06.
Synonyms of 1,3-Bis(chloromethyl)benzene (626-16-4): 1,3-Bis(chlormethyl)benzol ; 1,3-Bis(chloromethyl)benzene ; Benzene, 1,3-bis(chloromethyl)- ; alpha,alpha′-Dichloro-M-xylene ; M-Bis(chloromethyl)benzene ; M-Dichloroxylene 
Product Categories: Intermediates of Dyes and Pigments
Apperance: Colorless to light yellow liquid
Water Solubility: hydrolysis
Index of Refraction: 1.544
Boiling Point: 253.7 °C
Melting Point: 34-37 °C
Flash Point: 118 °C
Density: 1.208 g/ml  
EINECS: 210-932-1
BRN: 2079898

1,3-Bis(chloromethyl)benzene Uses

    1,3-Bis(chloromethyl)benzene (626-16-4) is used in medicine, brightener intermediates.

1,3-Bis(chloromethyl)benzene Toxicity Data With Reference

1.    

mmo-sat 100 µg/plate

    MUREAV    Mutation Research. 191 (1987),79.
2.    

ivn-mus LD50:100 mg/kg

    CSLNX*    U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) NX#03828 .

1,3-Bis(chloromethyl)benzene Consensus Reports

Reported in EPA TSCA Inventory.

1,3-Bis(chloromethyl)benzene Safety Profile

Poison by intravenous route. Mutation data reported. See also CHLORINATED HYDROCARBONS, AROMATIC. When heated to decomposition it emits toxic fumes of Cl.
Safety information of 1,3-Bis(chloromethyl)benzene (626-16-4):
Hazard Codes  Xn,Xi,C
Risk Statements 
22  Harmful if swallowed
36/37/38  Irritating to eyes, respiratory system and skin
34  Causes burns
Safety Statements 
26  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
24/25  Avoid contact with skin and eyes
45  In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
36/37/39  Wear suitable protective clothing, gloves and eye/face protection
27  Take off immediately all contaminated clothing
RIDADR  UN 2811 6.1/PG 2
WGK Germany  3
RTECS  ZE4070000
F  19
HazardClass  6.1
PackingGroup  II
HS Code  29036990

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