8.04808

Isophthaloyl dichloride

for synthesis

• Synonym(s): Isophthaloyl dichloride, Isophthaloyl chloride
• Linear Formula: C₆H₄-1,3-(COCl)₂
• CAS Number: 99-63-8
• Molecular Weight: 203.02
• MDL number: MFCD00000678
• UNSPSC Code: 12352106
• EC Index Number: 202-774-7
• NACRES: NA.22

Properties

• vapor pressure: 0.04 hPa ( 25 °C)
• Quality Level: 200
• assay: ≥98.0% (GC)
• form: solid
• potency: 2200 mg/kg LD₅₀, oral (Rat); 1410 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 1.5-8.9 % (v/v)
• mp: 42-45 °C
• transition temp: flash point 180 °C
• density: 1.39 g/cm³ at 17 °C
• storage temp.: 2-30°C
• InChI: 1S/C8H4Cl2O2/c9-7(11)5-2-1-3-6(4-5)8(10)12/h1-4H
• InChI key: FDQSRULYDNDXQB-UHFFFAOYSA-N

Description

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Melting range (lower value): ≥ 43 °C
Melting range (upper value): ≤ 46 °C
Identity (IR): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

Safety Information

• pictograms: GHS05,GHS06
• signalword: Danger
• hcodes: H312 - H314 - H331
• pcodes: P260 - P271 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 3 Inhalation - Acute Tox. 4 Dermal - Eye Dam. 1 - Skin Corr. 1A
• Storage Class: 6.1A - Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
• wgk_germany: WGK 1
• flash_point_f: 356.0 °F - closed cup
• flash_point_c: 180 °C - closed cup