Isophthaloyl dichloride

Synonym(s):Isophthaloyl chloride;Isophthaloyl dichloride

CAS NO.：99-63-8
Empirical Formula: C8H4Cl2O2
Molecular Weight: 203.02
MDL number: MFCD00000678
EINECS: 202-774-7
SAFETY DATA SHEET (SDS)
Update Date: 2024-07-26 15:15:06

What is Isophthaloyl dichloride?

Chemical properties

white crystalline mass

The Uses of Isophthaloyl dichloride

Isophthaloyl dichloride is used in a variety of performance polymers and fibers, where it impacts flame resistance, temperature stability, chemical resistance, and flexibility. In addition, it is an effective stabilizer for urethane prepolymers due to its ability to scavenge water. Also used in aromatic fiber raw materials.

The Uses of Isophthaloyl dichloride

Intermediate, dyes, synthetic fibers, resins, films, protective coatings, laboratory reagent.

General Description

Isopthaloyl chloride acts as a crosslinking agent in various polymerization reactions.

Flammability and Explosibility

Non flammable

Properties of Isophthaloyl dichloride

Melting point:	43-44 °C(lit.)
Boiling point:	276 °C(lit.)
Density	1,388 g/cm³
vapor pressure	0.03 mm Hg ( 25 °C)
refractive index	1.5700 (estimate)
Flash point:	356 °F
storage temp.	Store below +30°C.
form	Crystalline Mass
color	White
explosive limit	1.5-8.9%(V)
Water Solubility	reacts
Sensitive	Moisture Sensitive
BRN	638342
CAS DataBase Reference	99-63-8(CAS DataBase Reference)
NIST Chemistry Reference	1,3-Benzenedicarbonyl dichloride(99-63-8)
EPA Substance Registry System	1,3-Benzenedicarbonyl dichloride (99-63-8)

Safety information for Isophthaloyl dichloride

Signal word	Danger
Pictogram(s)	Corrosion Corrosives GHS05 Skull and Crossbones Acute Toxicity GHS06
GHS Hazard Statements	H312:Acute toxicity,dermal H314:Skin corrosion/irritation H331:Acute toxicity,inhalation
Precautionary Statement Codes	P260:Do not breathe dust/fume/gas/mist/vapours/spray. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.