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1,3,5-TRICHLOROBENZENE

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Name

1,3,5-TRICHLOROBENZENE

EINECS 203-608-6
CAS No. 108-70-3 Density 1.448 g/cm3
PSA 0.00000 LogP 3.64680
Solubility Insoluble in water. Melting Point 63 °C
Formula C6H3Cl3 Boiling Point 211.3 °C at 760 mmHg
Molecular Weight 181.449 Flash Point 126.7 °C
Transport Information N/A Appearance white to beige crystalline powder
Safety 26-36-36/37-61 Risk Codes 20/21/22-36/37/38-38-22-52/53
Molecular Structure Molecular Structure of 108-70-3 (1,3,5-Trichlorobenzene) Hazard Symbols HarmfulXn,IrritantXi
Synonyms

Benzene, 1,3,5-trichloro-;sym-trichlorobenzene;s-Trichlorobenzene;1,3,5-trichloro benzene;1,3,5-trichlorobenzol;

Article Data 81

1,3,5-TRICHLOROBENZENE Synthetic route

634-90-2

1,2,3,5-tetrachlorobenzene

A

108-70-3

1,3,5-trichlorobenzene

B

120-82-1

1,2,4-Trichlorobenzene

Conditions
ConditionsYield
With radical anion of p,p'-di-tert-butylbiphenyl In tetrahydrofuran at -25℃; Irradiation;A 2.8%
B 97.2%
19752-55-7

1-bromo-3,5-dichlorobenzene

108-70-3

1,3,5-trichlorobenzene

Conditions
ConditionsYield
With chlorine; sodium thiosulfate97.2%
634-93-5

2,4,6-trichloroaniline

108-70-3

1,3,5-trichlorobenzene

Conditions
ConditionsYield
With sulfuric acid; hypophosphorous acid; sodium nitrite In water at -5 - 25℃;95%
With tetrafluoroboric acid; N,N-dimethyl-formamide; sodium nitrite In water at 45℃; for 0.25h; Product distribution; or benzene, room temperature, 3 h;94%
Stage #1: 2,4,6-trichloroaniline With sulfuric acid
Stage #2: With sodium nitrite In water for 0.75h; Cooling with ice;
Stage #3: With sodium hypophosphite hydrate In hexane; water at 20℃; Cooling with ice;
84%
626-43-7

3,5-Dichloroaniline

108-70-3

1,3,5-trichlorobenzene

Conditions
ConditionsYield
With chloro-trimethyl-silane; N-benzyl-N,N,N-triethylammonium chloride; sodium nitrite In tetrachloromethane 1.) 0 deg C, 1.5 h, 2.) r.t., 14 h;95%
14862-52-3

1,3-dibromo-5-chlorobenzene

108-70-3

1,3,5-trichlorobenzene

Conditions
ConditionsYield
With chlorine; sodium thiosulfate In tetrachloromethane91%
58-89-9

LINDANE

A

108-70-3

1,3,5-trichlorobenzene

B

120-82-1

1,2,4-Trichlorobenzene

C

87-61-6

1,2,3-trichlorobenzene

Conditions
ConditionsYield
With ammonia at 25℃; Product distribution; Further Variations:; Reagents; Dehalogenation;A 5%
B 87%
C 8%
at 25℃; pH=8.32; Kinetics; Product distribution; Further Variations:; pH-values;
With (5,10,15,20-tetrakis(pentafluorophenyl)porphyrinato)iron(III) chloride; tetrabutylammonium perchlorate In N,N-dimethyl-formamide for 4h; Electrolysis;
401631-89-8

C10H12Cl3N3

A

108-70-3

1,3,5-trichlorobenzene

B

6324-50-1

1,3,5-trichloro-2-iodobenzene

Conditions
ConditionsYield
With tetrafluoroboric acid; hydrogen iodide In acetonitrile at 60℃; for 24h;A 3%
B 86%
634-90-2

1,2,3,5-tetrachlorobenzene

A

108-70-3

1,3,5-trichlorobenzene

B

120-82-1

1,2,4-Trichlorobenzene

C

87-61-6

1,2,3-trichlorobenzene

Conditions
ConditionsYield
With radical anion of p,p'-di-tert-butylbiphenyl; triethylamine In tetrahydrofuran at 45℃; Irradiation;A 18.8%
B 75.5%
C 5.7%
With radical anion of p,p'-di-tert-butylbiphenyl; triethylamine In tetrahydrofuran at 45℃; Product distribution; Rate constant; Mechanism; Irradiation; radical anion of naphthalene, different temperatures, without Et3N;A 18.8%
B 75.5%
C 5.7%
With radical anion of p,p'-di-tert-butylbiphenyl In tetrahydrofuran at 45℃; Irradiation;A 59.2%
B 40.5%
C 0.3%
In acetonitrile at 40℃; Product distribution; Mechanism; Quantum yield; Irradiation; in the presence of triethylamine;A 18.77 % Chromat.
B 75.45 % Chromat.
C 5.78 % Chromat.
With sodium bis(2-methoxyethoxy)aluminium dihydride In toluene at 70℃; Rate constant; relative reactivity in dehalogenation;

trichloro-benzenediazonium tetrafluoroborate

A

108-70-3

1,3,5-trichlorobenzene

B

33979-03-2

2,2',4,4',6,6'-Hexachlorobiphenyl

C

134253-68-2

2,4,6-trichlorobenzenediazohydroxide

D

23914-43-4, 18490-44-3

2,2',4,4',6,6'-Hexachlor-azobenzen

Conditions
ConditionsYield
With 2,2,2-trifluoroethanol at 34℃; for 24h; Irradiation; Further byproducts given;A 51.4%
B 12.4%
C 1.5%
D 15.3%

trichloro-benzenediazonium tetrafluoroborate

A

108-70-3

1,3,5-trichlorobenzene

B

33979-03-2

2,2',4,4',6,6'-Hexachlorobiphenyl

C

134253-68-2

2,4,6-trichlorobenzenediazohydroxide

D

23914-43-4, 18490-44-3

2,2',4,4',6,6'-Hexachlor-azobenzen

E

dichloro(trifluoroethoxy)benzene, hexachlorohydroxybiphenyl

dichloro(trifluoroethoxy)benzene, hexachlorohydroxybiphenyl

Conditions
ConditionsYield
With 2,2,2-trifluoroethanol at 34℃; for 24h; Product distribution; influence of magnetic field;A 51.4%
B 12.4%
C 1.5%
D 15.3%
E n/a

1,3,5-TRICHLOROBENZENE Chemical Properties

1,3,5-TRICHLOROBENZENE(108-70-3) is the chemical compound with the formula C6H3Cl3.Its molar weight is 181.45g/mol.
1,3,5-TRICHLOROBENZENE(108-70-3) is also named SYM-TRICHLOROBENZENE;1,3,5-trichloro-benzen;ai3-22031;Benzene,1,3,5-trichloro-;I,3,5-TrichlorbenzolVW,16;s-Trichlorobenzene;trichloro-1,3,5benzene;1,3,5-TCB
Meiting Point: 63 oC
Boiling Point: 208 oC(lit.)
Flash Point: 260 oF
Storage temp.: 0-6oC
Stability: Stable. Incompatible with acids, strong oxidizing agents.
Index of Refraction: 1.567 
Molar Refractivity: 40.93 cm3 
Molar Volume: 125.2 cm3  
Surface Tension: 39.9 dyne/cm 
Density: 1.448 g/cm3 
Enthalpy of Vaporization: 42.93 kJ/mol 
Vapour Pressure: 0.267 mmHg at 25o
The chemical structure of 1,3,5-TRICHLOROBENZENE(108-70-3) is
.

1,3,5-TRICHLOROBENZENE Uses

1,3,5-TRICHLOROBENZENE(108-70-3) is used as  intermediate of medicine and pesticide.

1,3,5-TRICHLOROBENZENE Toxicity Data With Reference

1.   

dlt-oin-oin-par 10 ppm

   EVETBX    Environmental Entomology. 2 (1973),1029.
2.   

dlt-oin-oin-skn 10 ppm

   EVETBX    Environmental Entomology. 2 (1973),1029.
3.   

mnt-mus-ipr 425 mg/kg/24H

   MUTAEX    Mutagenesis. 2 (1987),111.
4.   

orl-rat LD50:800 mg/kg

   48RKAL    Industrial and Environmental Xenobiotics: Metabolism and Pharmacokinetics of Organic Chemicals and Metals, Proceedings of an International Conference, Prague ,Gut, I., et al.,Berlin, Fed. Rep, Ger..: Springer-Verlag,1981,389.
5.   

orl-mus LD50:3350 mg/kg

   NTIS**    National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) UCRL-13701 .
6.   

ipr-mus LD50:2260 mg/kg

   MUTAEX    Mutagenesis. 2 (1987),111.

1,3,5-TRICHLOROBENZENE Consensus Reports

Reported in EPA TSCA Inventory.

1,3,5-TRICHLOROBENZENE Safety Profile

Moderately toxic by ingestion and intraperitoneal routes. Mutation data reported. When heated to decomposition it emits toxic vapors of Cl.
Hazard Codes: Xn,Xi
Risk Statements: 20/21/22-36/37/38-38-22-52/53
20/21/22:  Harmful by inhalation, in contact with skin and if swallowed 
36/37/38:  Irritating to eyes, respiratory system and skin 
38:  Irritating to the skin 
22:  Harmful if swallowed 
52/53:  Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment  
Safety Statements: 26-36-36/37-61
26:  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 
36:  Wear suitable protective clothing 
36/37:  Wear suitable protective clothing and gloves 
61:  Avoid release to the environment. Refer to special instructions safety data sheet 
RIDADR: 3077
WGK Germany: 3
RTECS: DC2100100
Hazard Note: Harmful/Irritant
HazardClass: 9
PackingGroup: III
Hazardous Substances Data: 108-70-3(Hazardous Substances Data) .

1,3,5-TRICHLOROBENZENE Standards and Recommendations

DFG MAK: 5 ppm

1,3,5-TRICHLOROBENZENE Specification

(1)It must be separated from strong oxidants and keep in a well-ventilated room.
(2)When spilled,sweep it  into containers; if appropriate, moisten first to prevent dusting. Carefully collect remainder, then remove to safe place. Do NOT let this chemical enter the environment.

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