Ammonium benzoate

Summary

Ammonium benzoate, a white powder-like substance, is the ammonium salt of benzoic acid.[1] This compound is prepared by the reaction of benzoic acid and ammonia.

Ammonium benzoate
Ball-and-stick model of the benzoate anion
Ball-and-stick model of the benzoate anion
Ball-and-stick model of the ammonium cation
Ball-and-stick model of the ammonium cation
Identifiers
  • 1863-63-4 checkY
3D model (JSmol)
  • Interactive image
ChemSpider
  • 15050 checkY
ECHA InfoCard 100.015.881 Edit this at Wikidata
EC Number
  • 217-468-9
  • 15830
RTECS number
  • DG337800
UNII
  • AC80WD7GPF checkY
  • DTXSID4041602 Edit this at Wikidata
  • InChI=1S/C7H6O2.H3N/c8-7(9)6-4-2-1-3-5-6;/h1-5H,(H,8,9);1H3 checkY
    Key: VWSRWGFGAAKTQG-UHFFFAOYSA-N checkY
  • InChI=1/C7H6O2.H3N/c8-7(9)6-4-2-1-3-5-6;/h1-5H,(H,8,9);1H3
    Key: VWSRWGFGAAKTQG-UHFFFAOYAJ
  • [O-]C(=O)c1ccccc1.[NH4+]
Properties
C7H9NO2
Molar mass 139.15 g/mol
Appearance White solid
Density 1.26 g/cm3
Melting point 198 °C (388 °F; 471 K)
21.3 g/100 mL (20 °C)
83 g/100 mL (100 °C)
Solubility soluble in methanol
insoluble in diethyl ether
Hazards
GHS labelling:
GHS07: Exclamation mark
Warning
H302, H315, H319, H335
P261, P264, P270, P271, P280, P301+P312, P302+P352, P304+P340, P305+P351+P338, P312, P321, P330, P332+P313, P337+P313, P362, P403+P233, P405, P501
NFPA 704 (fire diamond)
NFPA 704 four-colored diamondHealth 2: Intense or continued but not chronic exposure could cause temporary incapacitation or possible residual injury. E.g. chloroformFlammability 1: Must be pre-heated before ignition can occur. Flash point over 93 °C (200 °F). E.g. canola oilInstability 2: Undergoes violent chemical change at elevated temperatures and pressures, reacts violently with water, or may form explosive mixtures with water. E.g. white phosphorusSpecial hazards (white): no code
2
1
2
Lethal dose or concentration (LD, LC):
825 mg/kg, oral (rat)
Safety data sheet (SDS) Fisher Scientific
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Reactions edit

Ammonium benzoate can be dehydrated to form benzamide.

References edit

  1. ^ Yang, Wei-Wei; Di, You-Ying; Kong, Yu-Xia; Guo, Xiao-Yang; Tan, Zhi-Cheng (2010). "Synthesis, characterization, and thermodynamic study of ammonium benzoate C7H5O2NH4(s)". Thermochimica Acta. 502 (1–2): 14–19. doi:10.1016/j.tca.2010.01.021.