-
Name
Benzoic acid,4-hydroxy-3-nitro-, methyl ester
- EINECS 202-755-3
- CAS No. 99-42-3
- Article Data46
- CAS DataBase
- Density 1.432 g/cm3
- Solubility
- Melting Point 74-76 °C
- Formula C8H7NO5
- Boiling Point 311.1 °C at 760 mmHg
- Molecular Weight 197.147
- Flash Point 141.9 °C
- Transport Information
- Appearance
- Safety 26-36/37/39
- Risk Codes 36/37/38
-
Molecular Structure
- Hazard Symbols R36/37/38:Irritating to eyes, respiratory system and skin.;
- Synonyms 3-Nitro-4-hydroxybenzoicacid methyl ester;4-(Methoxycarbonyl)-2-nitrophenol;4-Hydroxy-3-nitrobenzoicacid methyl ester;Methyl4-hydroxy-3-nitrobenzoate;NSC 28667;
- PSA 92.35000
- LogP 1.61020
Methyl 3-nitro-4-hydroxybenzoate Chemical Properties
IUPAC: Methyl 4-hydroxy-3-nitrobenzoate .
Molecular Formula: C8H7NO5
Molecular Weight: 197.14g/mol
Melting Point: 74-76 oC
Index of Refraction: 1.59
Molar Refractivity: 46.45 cm3
Molar Volume: 137.5 cm3
Polarizability: 18.41×10-24cm3
Surface Tension: 59.7 dyne/cm
Density: 1.432 g/cm3
Flash Point: 141.9 oC
Enthalpy of Vaporization: 57.4 kJ/mol
Boiling Point: 311.1 oC at 760 mmHg
Vapour Pressure: 0.000315 mmHg at 25 oC
The synonyms of 4-Hydroxy-3-nitrobenzoic acid methyl ester (99-42-3) are 4-Hydroxy-3-nitro-benzoicacimethylester ; Benzoic acid, 4-hydroxy-3-nitro-, methyl ester ; Methyl 4-hydroxy-3-nitrobenzoate ; Methyl-4-hydroxy-3-nitrobenzoic acid ; Methyl 3-nitro-4-hydroxybenzoate ; Methyl 3-nitro-4-hydroxy toluate ; Aurora 6897 .
The structure of 4-Hydroxy-3-nitrobenzoic acid methyl ester (99-42-3) is
.
Methyl 3-nitro-4-hydroxybenzoate Toxicity Data With Reference
| 1. | orl-rat LDLo:2500 mg/kg | EPASR* United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. (U.S. Environmental Protection Agency, 401M St., S.W., Washington, DC 20460) History Unknown 8EHQ-0287-0657S . | ||
| 2. | skn-rat LD50:>2 g/kg | EPASR* United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. (U.S. Environmental Protection Agency, 401M St., S.W., Washington, DC 20460) History Unknown 8EHQ-0287-0657S . |
Methyl 3-nitro-4-hydroxybenzoate Consensus Reports
Reported in EPA TSCA Inventory.
Methyl 3-nitro-4-hydroxybenzoate Safety Profile
Moderately toxic by ingestion. Slightly toxic by contact. When heated to decomposition it emits toxic vapors of NOx.
Risk Statements: 36/37/38
36/37/38: Irritating to eyes, respiratory system and skin
Safety Statements: 26-36/37/39
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36/37/39: Wear suitable protective clothing, gloves and eye/face protection
RTECS: DH2528400.
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