3,4-Dihydroxy-5-nitrobenzaldehyde

3,4-二羟基-5-硝基苯甲醛

Also known as: 3-Nitro-4,5-dihydroxybenzaldehyde, 5-Nitroprotocatechuic aldehyde, Benzaldehyde, 3,4-dihydroxy-5-nitro-, Entacapone Impurity 3, Entacapone EP Impurity C

CAS No.
116313-85-0
Jingsj CID
J-47520-8
Molecular Formula
C7H5NO5
Chinese Name
3,4-二羟基-5-硝基苯甲醛
Molecular Weight
183.118 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point147 °C
Boiling Point310.9±42.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point141.1±16.3 °C

Frequently Asked Questions

What is the CAS number of 3,4-Dihydroxy-5-nitrobenzaldehyde?

116313-85-0

What are the molecular formula and molecular weight of 3,4-Dihydroxy-5-nitrobenzaldehyde?

C7H5NO5, molecular weight 183.118 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026