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Key Documents

8.21075

Sigma-Aldrich

Terephthalaldehydic acid

for synthesis

Synonym(s):

Terephthalaldehydic acid, 4-Formylbenzoic acid, 4-Carboxybenzaldehyde

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About This Item

Linear Formula:
4-(OHC)C6H4COOH
CAS Number:
Molecular Weight:
150.13
MDL number:
UNSPSC Code:
12352106
EC Index Number:
210-607-4
NACRES:
NA.22

Quality Level

Assay

≥98.0% (acidimetric)

form

powder

pH

3.5 (20 °C, 1 g/L in H2O)

mp

248-250 °C

bulk density

396 kg/m3

storage temp.

2-30°C

InChI

1S/C8H6O3/c9-5-6-1-3-7(4-2-6)8(10)11/h1-5H,(H,10,11)

InChI key

GOUHYARYYWKXHS-UHFFFAOYSA-N

Analysis Note

Assay (acidimetric): ≥ 98.0 %
Identity (IR): passes test

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

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