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8.20475

3,4-Dihydroxybenzaldehyde

for synthesis

Synonym(s):

3,4-Dihydroxybenzaldehyde, Protocatechualdehyde

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About This Item

Linear Formula:
3,4-(OH)2C6H3CHO
CAS Number:
139-85-5
Molecular Weight:
138.12
UNSPSC Code:
12352114
EC Index Number:
205-377-7
NACRES:
NA.22
MDL number:
MFCD00003370
Assay:
≥98.0% (HPLC)
Form:
powder
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Quality Level

200, 300

assay

≥98.0% (HPLC)

form

powder

mp

152-156 °C

storage temp.

2-30°C

SMILES string

Oc1c(ccc(c1)C=O)O

InChI

1S/C7H6O3/c8-4-5-1-2-6(9)7(10)3-5/h1-4,9-10H

InChI key

IBGBGRVKPALMCQ-UHFFFAOYSA-N

Analysis Note

Assay (HPLC, area%): ≥ 98.0 % (a/a)
Melting range (lower value): ≥ 152 °C
Melting range (upper value): ≤ 156 °C
Identity (IR): passes test

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pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_c

Not applicable

Certificates of Analysis (COA)

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