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Key Documents

Safety Information

8.04808

Sigma-Aldrich

Isophthaloyl dichloride

for synthesis

Synonym(s):

Isophthaloyl dichloride, Isophthaloyl chloride

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About This Item

Linear Formula:
C6H4-1,3-(COCl)2
CAS Number:
Molecular Weight:
203.02
MDL number:
UNSPSC Code:
12352106
EC Index Number:
202-774-7
NACRES:
NA.22

vapor pressure

0.04 hPa ( 25 °C)

Quality Level

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

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.

Pictograms

CorrosionSkull and crossbones

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 3 Inhalation - Acute Tox. 4 Dermal - Eye Dam. 1 - Skin Corr. 1A

Storage Class Code

6.1A - Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 1

Flash Point(F)

356.0 °F - closed cup

Flash Point(C)

180 °C - closed cup


Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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