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Key Documents

8.08617

Sigma-Aldrich

Terephthaldialdehyde

for synthesis

Synonym(s):

Terephthaldialdehyde, 1,4-Benzenedicarbaldehyde, Terephthalaldehyde

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About This Item

Linear Formula:
C6H4-1,4-(CHO)2
CAS Number:
623-27-8
Molecular Weight:
134.13
MDL number:
MFCD00006949
UNSPSC Code:
12352114
EC Index Number:
210-784-8
NACRES:
NA.22

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Quality Level

200

assay

≥98.0% (GC)

bp

245-248 °C/1013 hPa

mp

112-115 °C

solubility

3 g/L

storage temp.

2-30°C

SMILES string

O=Cc1ccc(cc1)C=O

InChI

1S/C8H6O2/c9-5-7-1-2-8(6-10)4-3-7/h1-6H

InChI key

KUCOHFSKRZZVRO-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Melting range (lower value): ≥ 112 °C
Melting range (upper value): ≤ 116 °C
Identity (IR): passes test

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

168.8 °F - closed cup

flash_point_c

76 °C - closed cup

Certificates of Analysis (COA)

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