4-Hydroxy-3-nitrobenzoic acid

Modify Date: 2025-08-25 18:26:01

4-Hydroxy-3-nitrobenzoic acid Structure
4-Hydroxy-3-nitrobenzoic acid structure
Common Name 4-Hydroxy-3-nitrobenzoic acid
CAS Number 616-82-0 Molecular Weight 183.118
Density 1.6±0.1 g/cm3 Boiling Point 354.3±32.0 °C at 760 mmHg
Molecular Formula C7H5NO5 Melting Point 183-186 °C(lit.)
MSDS Chinese USA Flash Point 162.5±13.6 °C
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name 4-Hydroxy-3-nitrobenzoic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.6±0.1 g/cm3
Boiling Point 354.3±32.0 °C at 760 mmHg
Melting Point 183-186 °C(lit.)
Molecular Formula C7H5NO5
Molecular Weight 183.118
Flash Point 162.5±13.6 °C
Exact Mass 183.016769
PSA 103.35000
LogP 1.84
Vapour Pressure 0.0±0.8 mmHg at 25°C
Index of Refraction 1.664
Storage condition -20°C

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xn,Xi
Risk Phrases R36/37/38
Safety Phrases S26-S37/39-S24/25-S36
RIDADR NONH for all modes of transport
WGK Germany 3
HS Code 29182990

 Synthetic Route

 Customs

HS Code 2918290000
Summary HS: 2918290000 other carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) VAT:17.0% MFN tariff:6.5% General tariff:30.0%

 Articles1

More Articles
Microwave-assisted linear approach toward highly substituted benzo[d]oxazol-5-yl-1H-benzo[d]imidazole on ionic liquid support.

ACS Comb. Sci. 14(2) , 115-23, (2012)

A novel and efficient diversity-oriented synthetic approach was employed to access the benzo[d]oxazol-5-yl-1H-benzo[d]imidazole on ionic liquid support, which helps to absorb microwave irradiation. In...

 Synonyms

MFCD00070775
Benzoic acid, 4-hydroxy-3-nitro-
Benzoic acid,4-hydroxy-3-nitro
4-Hydroxy-3-nitrobenzoic acid
4-hydroxy-3-ninitrobenzoic acid
NHB
3-Nitro-4-hydroxybenzoic acid
4-carboxy-2-nitrophenol
EINECS 210-494-1
3-Nitro-4-hydrobenzoic acid
4-hydroxy-3-nitro benzoic acid
p-carboxy-o-nitrophenol
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