Benzamide

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Benzamide
Skeletal formula
Ball-and-stick model
Names
Preferred IUPAC name
Benzamide[1]
Systematic IUPAC name
Benzenecarboxamide
Other names
Benzoic acid amide
Phenyl carboxamide
Benzoylamide
Identifiers
3D model (JSmol)
ChEBI
ChEMBL
ChemSpider
ECHA InfoCard 100.000.207
EC Number 200-227-7
KEGG
RTECS number CU8700000
UNII
{{{1}}}
Properties
C7H7NO
Molar mass 121.139 g·mol−1
Appearance Off-white solid
Density 1.341 g/cm3
Melting point 127 to 130 °C (261 to 266 °F; 400 to 403 K)
Boiling point 288 °C (550 °F; 561 K)
13 g/l
Acidity (pKa)
  • approx. 13 (H2O)[2]
  • 23.3 (DMSO)[3]
-72.3·10−6 cm3/mol
Pharmacology
N05AL (WHO)
Hazards
Harmful (Xn)
R-phrases (outdated) R22 R40
S-phrases (outdated) S36/37/39
NFPA 704
Flammability code 1: Must be pre-heated before ignition can occur. Flash point over 93 °C (200 °F). E.g., canola oilHealth code 1: Exposure would cause irritation but only minor residual injury. E.g., turpentineReactivity code 0: Normally stable, even under fire exposure conditions, and is not reactive with water. E.g., liquid nitrogenSpecial hazards (white): no codeNFPA 704 four-colored diamond
1
1
0
Flash point 180 °C (356 °F; 453 K)
> 500 °C (932 °F; 773 K)
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

Benzamide is an off-white solid with the chemical formula of C7H7NO. It is a derivative of benzoic acid. It is slightly soluble in water, and soluble in many organic solvents.

Chemical derivatives[edit]

A number of substituted benzamides exist, including:

See also[edit]

References[edit]

  1. ^ Nomenclature of Organic Chemistry : IUPAC Recommendations and Preferred Names 2013 (Blue Book). Cambridge: The Royal Society of Chemistry. 2014. p. 841. doi:10.1039/9781849733069-FP001. ISBN 978-0-85404-182-4.
  2. ^ Haynes, William M., ed. (2016). CRC Handbook of Chemistry and Physics (97th ed.). CRC Press. p. 5–89. ISBN 978-1498754286.
  3. ^ Bordwell, Frederick G.; Ji, Guo Zhen (October 1991). "Effects of structural changes on acidities and homolytic bond dissociation energies of the hydrogen-nitrogen bonds in amidines, carboxamides, and thiocarboxamides". Journal of the American Chemical Society. 113 (22): 8398–8401. doi:10.1021/ja00022a029.
  4. ^ Singh, K. N. & Merchant, Kavita (2012). "The Agrochemical Industry, Annex 17.1". In Kent, James A. (ed.). Handbook of Industrial Chemistry and Biotechnology. New York: Springer Verlag. pp. 643–698 page 693. doi:10.1007/978-1-4614-4259-2_17.

External links[edit]