Keenan, Sheue L.; Peterson, Karl P.; Peterson, Kelly; Jacobson, Kyle (2008). "Determination of Hammett Equation Rho Constant for the Hydrolysis of p-Nitrophenyl Benzoate Esters". J. Chem. Educ.85 (4): 558. Bibcode:2008JChEd..85..558K. doi:10.1021/ed085p558.
Hammett, Louis P. (1937). "The Effect of Structure upon the Reactions of Organic Compounds. Benzene Derivatives". J. Am. Chem. Soc.59 (1): 96–103. doi:10.1021/ja01280a022.
Louis P. Hammett (1935). "Some relations between Reaction Rates and Equilibrium Constants". Chem. Rev.17 (1): 125–136. doi:10.1021/cr60056a010.
Table values are this original 1937 publication, and differ from values appearing in subsequent publications. For more standard values, see: C. Hansch; A. Leo; R. W. Taft (1991). "A survey of Hammett substituent constants and resonance and field parameters". Chem. Rev.91 (2): 165–195. doi:10.1021/cr00002a004. S2CID97583278.
Westheimer F.H. (1939). "The Electrostatic effect of substituents on the dissociation constants of organic acids. IV. Aromatic acids". J. Am. Chem. Soc.61 (8): 1977–1980. doi:10.1021/ja01877a012.
Roberts J.D.; Moreland Jr. W.T. (1953). "Electrical Effects of Substituent Groups in Saturated Systems. Reactivities of 4-Substituted Bicyclo [2.2.2] octane-1-carboxylic acids". J. Am. Chem. Soc.75 (9): 2167–2173. doi:10.1021/ja01105a045.
Um, Ik-Hwan; Lee, Ji-Youn; Kim, Han-Tae; Bae, Sun-Kun (2004). "Curved Hammett plot in alkaline hydrolysis of O-aryl thionobenzoates: Change in rate-determining step versus ground-state stabilization". J. Org. Chem.69 (7): 2436–2441. doi:10.1021/jo035854r. PMID15049643.
Stein, Allan R.; Tencer, Michal; Moffatt, Elizabeth A.; Dawe, Robert; Sweet, James (1980). "Nonlinearity of Hammett .sigma..rho. correlations for benzylic systems: activation parameters and their mechanistic implications". J. Org. Chem.45 (17): 3539–3540. doi:10.1021/jo01305a045.
Young, P. R.; Jencks, W. P. (1979). "Separation of polar and resonance substituent effects in the reactions of acetophenones with bisulfite and of benzyl halides with nucleophiles". J. Am. Chem. Soc.101 (12): 3288. doi:10.1021/ja00506a025.
Bols, Mikael; Liang, Xifu; Jensen, Henrik H. (2002). "Equatorial contra axial polar substituents. The relation of a chemical reaction to stereochemical substituent constants". J. Org. Chem.67 (25): 8970–4. doi:10.1021/jo0205356. PMID12467416.
Y. Yukawa & Y. Tsuno, 1959, "Resonance Effect in Hammett Relationship. II. Sigma Constants in Electrophilic Reactions and their Intercorrelation," Bull. Chem. Soc. Jpn.32:965-971, see [1], accessed 22 June 2015.
nih.gov
pubmed.ncbi.nlm.nih.gov
Um, Ik-Hwan; Lee, Ji-Youn; Kim, Han-Tae; Bae, Sun-Kun (2004). "Curved Hammett plot in alkaline hydrolysis of O-aryl thionobenzoates: Change in rate-determining step versus ground-state stabilization". J. Org. Chem.69 (7): 2436–2441. doi:10.1021/jo035854r. PMID15049643.
Bols, Mikael; Liang, Xifu; Jensen, Henrik H. (2002). "Equatorial contra axial polar substituents. The relation of a chemical reaction to stereochemical substituent constants". J. Org. Chem.67 (25): 8970–4. doi:10.1021/jo0205356. PMID12467416.
semanticscholar.org
api.semanticscholar.org
Table values are this original 1937 publication, and differ from values appearing in subsequent publications. For more standard values, see: C. Hansch; A. Leo; R. W. Taft (1991). "A survey of Hammett substituent constants and resonance and field parameters". Chem. Rev.91 (2): 165–195. doi:10.1021/cr00002a004. S2CID97583278.