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LC3083 Isophthaloyl dichloride

for synthesis


Order number Packaging Quantity Price €
AC30083 Glass bottle 100 g 16.65


Product information
Synonyms Isophthaloyl chloride
Hill Formula C8H4Cl2O2
Chemical formula C6H4-1,3-(COCl)2
HS Code 2917 39 20
EC number 202-774-7
Molar mass 203.03 g/mol
CAS number 99-63-8


Chemical and physical data
Solubility (20 °C) (decomposition)
Melting point 42 – 45 °C
Molar mass 203.03 g/mol
Density 1.39 g/cm3 (17 °C)
Boiling point 276 °C
Vapor pressure 0.04 hPa (25 °C)
Explosion limit 1.5 – 8.9 %(V)
Flash point 180 °C


Safety information according to GHS
Hazard Statement(s) H312: Harmful in contact with skin.
H315: Causes skin irritation.
H319: Causes serious eye irritation.
H335: May cause respiratory irritation.
Precautionary Statement(s) P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word Warning
Hazard Pictogram(s)
Storage class 8 A Combustible substances, corrosive
WGK WGK 1 slightly water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.


Safety information
R Phrase R 21-36/37/38
Harmful in contact with skin.Irritating to eyes, respiratory system and skin.
S Phrase S 36/37
Wear suitable protective clothing and gloves.
Categories of danger irritant
Hazard Symbol Harmful


Transport information
Declaration (transport by sea) IMDG-Code UN 3261 CORROSIVE SOLID, ACIDIC, ORGANIC, N.O.S.(ISOPHTHALOYL DICHLORIDE), 8, III, Segregation Group: 1 (Acids)


Toxicological data
LD 50 oral LD50 rat 2200 mg/kg
LD 50 dermal LD50 rabbit 1410 mg/kg


Assay (GC, area%) ≥ 98 %
Melting range
– lower value
≥ 42 °C
– upper value ≤ 45 °C
Identity (IR) passes test


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