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Key Documents

646970

Sigma-Aldrich

4,4′-Carbonylbis[(2-ethoxycarbonyl)benzoic acid], 1,3-phenylenediamine salt

(1:1)

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About This Item

Linear Formula:
CO(C6H3(CO2)(CO2C2H5))2 . C6H4(NH3)2
CAS Number:
MDL number:
UNSPSC Code:
12162002
PubChem Substance ID:
NACRES:
NA.23

form

liquid

storage temp.

−20°C

SMILES string

O=C(C1=CC=C(C(O)=O)C(C(OCC)=O)=C1)C2=CC(C(OCC)=O)=C(C(O)=O)C=C2.NC3=CC=CC(N)=C3

InChI

1S/C21H18O9.C6H8N2/c1-3-29-20(27)15-9-11(5-7-13(15)18(23)24)17(22)12-6-8-14(19(25)26)16(10-12)21(28)30-4-2;7-5-2-1-3-6(8)4-5/h5-10H,3-4H2,1-2H3,(H,23,24)(H,25,26);1-4H,7-8H2

InChI key

QKPNVJGBDLKVHE-UHFFFAOYSA-N

Application

Heat reactive aromatic resin solution which can be thermally cured to a cross-linked polyimide.

signalword

Warning

Hazard Classifications

Acute Tox. 4 Inhalation - Carc. 2 Inhalation - Eye Irrit. 2 - Flam. Liq. 3 - STOT SE 3

target_organs

Central nervous system

supp_hazards

Storage Class

3 - Flammable liquids

wgk_germany

WGK 3

flash_point_f

120.0 °F - closed cup

flash_point_c

48.9 °C - closed cup


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