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  • Terephthaloyl chloride
Name:Terephthaloyl chloride
CAS No:100-20-9

PRODUCT DESCRIPTION

【Name】
Terephthaloyl chloride
【CAS Registry number】
100-20-9
【Synonyms】
Benzene-1,4-dicarbonyl chloride
TCl
terephthaloyl dichloride
【EINECS(EC#)】
202-829-5
【Molecular Formula】
C8H4Cl2O2 (Products with the same molecular formula)
【Molecular Weight】
203.02
【Inchi】
InChI=1/C8H4Cl2O2/c9-7(11)5-1-2-6(4-3-5)8(10)12/h1-4H
【InChIKey】
LXEJRKJRKIFVNY-UHFFFAOYSA-N
【Canonical SMILES】
C1=CC(=CC=C1C(=O)Cl)C(=O)Cl
【MOL File】
100-20-9.mol

Chemical and Physical Properties

【Appearance】
white flake
【Density】
相对密度(空气=1)7.0
【Melting Point】
79-83℃
【Boiling Point】
265℃
【Vapour】
0.00887mmHg at 25°C
【Refractive Index】
1.571
【Flash Point】
180℃
【Water】
REACTS
【Solubilities】
reacts
【Color/Form】
COLORLESS NEEDLES
【Stability】
Stable under normal temperatures and pressures.
【HS Code】
29173980
【Storage temp】
Keep container closed when not in use. Store in a cool, dry, well-ventilated area away from incompatible substances. Corrosives area. Store protected from moisture.
【Spectral properties】
IR: 3246 (Coblentz Society Spectral Collection)
【Computed Properties】
Molecular Weight:203.02216 [g/mol]
Molecular Formula:C8H4Cl2O2
XLogP3:4
H-Bond Donor:0
H-Bond Acceptor:2
Rotatable Bond Count:2
Exact Mass:201.958835
MonoIsotopic Mass:201.958835
Topological Polar Surface Area:34.1
Heavy Atom Count:12
Formal Charge:0
Complexity:173
Isotope Atom Count:0
Defined Atom Stereocenter Count:0
Undefined Atom Stereocenter Count:0
Defined Bond Stereocenter Count:0
Undefined Bond Stereocenter Count:0
Covalently-Bonded Unit Count:1
Feature 3D Ring Count:1
Effective Rotor Count:2
Conformer Sampling RMSD:0.6
CID Conformer Count:6

Safety and Handling

【Hazard Codes】
T:Toxic;
【Risk Statements】
R23;R34
【Safety Statements 】
S26;S28;S36/37/39;S38;S45
【HazardClass】
6.1
【Safety】
Hazard Codes:C,T
Risk Statements:34-23
34:Causes burns
23:Toxic by inhalation
Safety Statements:26-27-36/37/39-45-38-28B
26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
27:Take off immediately all contaminated clothing
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)
38:In case of insufficient ventilation, wear suitable respiratory equipment
RIDADR:UN 2923 8/PG 3
WGK Germany:3
HazardClass:6.1
PackingGroup:II
HS Code:29173980
Hazardous Substances Data:100-20-9(Hazardous Substances Data)
【PackingGroup 】
II
【Sensitive】
Moisture Sensitive
【Skin, Eye, and Respiratory Irritations】
SKIN IRRITANT.
【Transport】
UN 2928
【Protective Equipment and Clothing】
SKIN IRRITANT.
【Specification】

The Terephthaloyl dichloride with cas registry number of 100-20-9 can be classified in several categories which include Functional Materials; Reagent for High-Performance Polymer Research; Acid Halides; Carbonyl Compounds; Organic Building Blocks. It has an appearance of white crystalline flakes with EINECS registry number of 202-829-5. It also has other registry numbers which are 106158-15-0, 108454-76-8, 188665-55-6. This chemical has some superlist names such as 1,4-Benzenedicarbonyl dichloride and Terephthaloyl chloride. Both its systematic name and IUPAC name are the same which is called benzene-1,4-dicarbonyl dichloride.

The Physical properties about this chemical are: (1)ACD/LogP: 2.63; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 2.63; (4)ACD/LogD (pH 7.4): 2.63; (5)ACD/BCF (pH 5.5): 58.69; (6)ACD/BCF (pH 7.4): 58.69; (7)ACD/KOC (pH 5.5): 642.01; (8)ACD/KOC (pH 7.4): 642.01; (9)#H bond acceptors: 2; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 2; (12)Index of Refraction: 1.571; (13)Molar Refractivity: 46.74 cm3; (14)Molar Volume: 142.2 cm3; (15)Surface Tension: 48.2 dyne/cm; (16)Density: 1.427 g/cm3; (17)Flash Point: 143.1 °C; (18)Enthalpy of Vaporization: 50.4 kJ/mol; (19)Boiling Point: 266 °C at 760 mmHg; (20)Vapour Pressure: 0.00887 mmHg at 25°C.

When you are using this chemical, please be cautious about it as the following:
This chemical is sensitive to moisture.It causes burns and toxic by inhalation. Therefore wear suitable protective clothing, gloves and eye/face protection if you are using it. In case of insufficient ventilation, wear suitable respiratory equipment. After using it, take off immediately all contaminated clothing. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. If you feel unwell, seek medical advice immediately.

You can still convert the following datas into molecular structure:
(1)SMILES: O=C(Cl)c1ccc(C(Cl)=O)cc1; 
(2)InChI: InChI=1/C8H4Cl2O2/c9-7(11)5-1-2-6(4-3-5)8(10)12/h1-4H; 
(3)InChIKey: LXEJRKJRKIFVNY-UHFFFAOYAY

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 oral 2140mg/kg (2140mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

LUNGS, THORAX, OR RESPIRATION: DYSPNEA
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 49(12), Pg. 35, 1984.
rabbit LD skin > 200mg/kg (200mg/kg)   National Technical Information Service. Vol. OTS0533726,
rabbit LD50 oral 950mg/kg (950mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

LUNGS, THORAX, OR RESPIRATION: DYSPNEA
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 49(12), Pg. 35, 1984.
rat LC50 inhalation 700mg/m3/4H (700mg/m3) SENSE ORGANS AND SPECIAL SENSES: LACRIMATION: EYE

LUNGS, THORAX, OR RESPIRATION: DYSPNEA

LUNGS, THORAX, OR RESPIRATION: RESPIRATORY STIMULATION
National Technical Information Service. Vol. OTS0533726,
rat LD50 oral 2500mg/kg (2500mg/kg)   "Toxicology of Drugs and Chemicals," Deichmann, W.B., New York, Academic Press, Inc., 1969Vol. -, Pg. 475, 1969.
【Report】

The Terephthaloyl dichloride with cas registry number of 100-20-9 can be classified in several categories which include Functional Materials; Reagent for High-Performance Polymer Research; Acid Halides; Carbonyl Compounds; Organic Building Blocks. It has an appearance of white crystalline flakes with EINECS registry number of 202-829-5. It also has other registry numbers which are 106158-15-0, 108454-76-8, 188665-55-6. This chemical has some superlist names such as 1,4-Benzenedicarbonyl dichloride and Terephthaloyl chloride. Both its systematic name and IUPAC name are the same which is called benzene-1,4-dicarbonyl dichloride.

The Physical properties about this chemical are: (1)ACD/LogP: 2.63; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 2.63; (4)ACD/LogD (pH 7.4): 2.63; (5)ACD/BCF (pH 5.5): 58.69; (6)ACD/BCF (pH 7.4): 58.69; (7)ACD/KOC (pH 5.5): 642.01; (8)ACD/KOC (pH 7.4): 642.01; (9)#H bond acceptors: 2; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 2; (12)Index of Refraction: 1.571; (13)Molar Refractivity: 46.74 cm3; (14)Molar Volume: 142.2 cm3; (15)Surface Tension: 48.2 dyne/cm; (16)Density: 1.427 g/cm3; (17)Flash Point: 143.1 °C; (18)Enthalpy of Vaporization: 50.4 kJ/mol; (19)Boiling Point: 266 °C at 760 mmHg; (20)Vapour Pressure: 0.00887 mmHg at 25°C.

When you are using this chemical, please be cautious about it as the following:
This chemical is sensitive to moisture.It causes burns and toxic by inhalation. Therefore wear suitable protective clothing, gloves and eye/face protection if you are using it. In case of insufficient ventilation, wear suitable respiratory equipment. After using it, take off immediately all contaminated clothing. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. If you feel unwell, seek medical advice immediately.

You can still convert the following datas into molecular structure:
(1)SMILES: O=C(Cl)c1ccc(C(Cl)=O)cc1; 
(2)InChI: InChI=1/C8H4Cl2O2/c9-7(11)5-1-2-6(4-3-5)8(10)12/h1-4H; 
(3)InChIKey: LXEJRKJRKIFVNY-UHFFFAOYAY

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 oral 2140mg/kg (2140mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

LUNGS, THORAX, OR RESPIRATION: DYSPNEA
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 49(12), Pg. 35, 1984.
rabbit LD skin > 200mg/kg (200mg/kg)   National Technical Information Service. Vol. OTS0533726,
rabbit LD50 oral 950mg/kg (950mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

LUNGS, THORAX, OR RESPIRATION: DYSPNEA
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 49(12), Pg. 35, 1984.
rat LC50 inhalation 700mg/m3/4H (700mg/m3) SENSE ORGANS AND SPECIAL SENSES: LACRIMATION: EYE

LUNGS, THORAX, OR RESPIRATION: DYSPNEA

LUNGS, THORAX, OR RESPIRATION: RESPIRATORY STIMULATION
National Technical Information Service. Vol. OTS0533726,
rat LD50 oral 2500mg/kg (2500mg/kg)   "Toxicology of Drugs and Chemicals," Deichmann, W.B., New York, Academic Press, Inc., 1969Vol. -, Pg. 475, 1969.

Use and Manufacturing

【Usage】
Dye manufacture, synthetic fibers, resins, films, ultraviolet absorption, pharmaceuticals, rubber chemicals.

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