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CAS No.: | 2374-03-0 |
---|---|
Name: | 4-Amino-3-hydroxybenzoic acid |
Article Data: | 12 |
Molecular Structure: | |
Formula: | C7H7NO3 |
Molecular Weight: | 153.137 |
Synonyms: | (4-Carboxy-2-hydroxyphenyl)amine;3-Hydroxy-4-aminobenzoic acid;3-Hydroxy-PABA;3-Hydroxy-p-aminobenzoic acid;NSC 407243; |
Density: | 1.492 g/cm3 |
Melting Point: | 211-215 °C(lit.) |
Boiling Point: | 385.7 °C at 760 mmHg |
Flash Point: | 187.1 °C |
Solubility: | Soluble in chloroform, and aqeous ethanol, water (Partly miscible) |
Appearance: | yellow-brown to brown crystalline powder |
Hazard Symbols: | Xn,Xi |
Risk Codes: | 36/37/38-22 |
Safety: | 26-37/39 |
PSA: | 83.55000 |
LogP: | 1.25380 |
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4-Amino-3-hydroxybenzoic acid(2374-03-0) is also named as BENZOIC ACID, 4-AMINO-3-HYDROXY-;4-AMINO-3-HYDROXYBENZOIC ACID;3-HYDROXY-4-AMINOBENZOIC ACID;3-Hydroxy PABA;benzoic acid, 4-amino-3-hydroxy-;CID137566;NSC407243,and so on.
CAS: 2374-03-0
Molecular Formula: C7H7NO3
Molecular Weight: 153.14
Molecular structure:
Melting point: 211-215 °C(lit.)
BRN: 509859
Index of Refraction: 1.691
Molar Refractivity: 39.3 cm3
Molar Volume: 102.6 cm3
Polarizability: 15.57 10-24cm3
Surface Tension: 83.3 dyne/cm
Density: 1.491 g/cm3
Flash Point: 187.1 °C
Enthalpy of Vaporization: 66.93 kJ/mol
Boiling Point: 385.7 °C at 760 mmHg
Vapour Pressure: 1.22E-06 mmHg at 25°C