The ammonolysis of esters in liquid ammonia [PDF]
The rates of ammonolysis of alkyl benzoate and phenylacetate esters in liquid ammonia increase with the acidity of the leaving group alcohol and show relatively large Brønsted βlg values of −1.18 and −1.34, respectively, when plotted against the aqueous ...
Atherton, John +2 more
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Benzimidazolium 2-nitrobenzoate bis(2-nitrobenzoic acid)
The title compound, C7H7N2+·C7H4NO4−·2C7H5NO4, consists of one benzimidazolium cation, one 2-nitrobenzoate anion and two 2-nitrobenzoic acid molecules. These ions and molecules build an infinite one-dimensional chain through hydrogen bonds.
Zi-Liang Wang, Lin-Heng Wei
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Synthesis and in vitro anticancer evaluation of some 4,6-diamino-1,3,5-triazine-2-carbohydrazides as Rad6 ubiquitin conjugating enzyme inhibitors [PDF]
Series of 4-amino-6-(arylamino)-1,3,5-triazine-2-carbohydrazides (3a-e) and N'-phenyl-4,6-bis(arylamino)-1,3,5-triazine-2-carbohydrazides (6a-e), for ease of readership, we will abbreviate our compound names as “ new triazines”, have been synthesized ...
Kothayer, Hend +4 more
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Reactions of organoboranes with carbanions bearing three potential leaving groups: unusual processes, products and mechanisms [PDF]
Known reagents that transfer three alkyl groups of a trialkylborane intramolecularly to a single carbon atom lack features to influence stereochemistry. We have investigated four reagents of type LiCCl2X, where X might be amenable to variation.
El Hiti, Gamal A. +5 more
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Bacterial degradation of m-nitrobenzoic acid [PDF]
Pseudomonas sp. strain JS51 grows on m-nitrobenzoate (m-NBA) with stoichiometric release of nitrite. m-NBA-grown cells oxidized m-NBA and protocatechuate but not 3-hydroxybenzoate, 4-hydroxy-3-nitrobenzoate, 4-nitrocatechol, and 1,2,4-benzenetriol. Protocatechuate accumulated transiently when succinate-grown cells were transferred to media containing m-
L J, Nadeau, J C, Spain
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Crystal structure and Hirshfeld surface analysis of 2-{[2,8-bis(trifluoromethyl)quinolin-4-yl](hydroxy)methyl}piperidin-1-ium 2-hydroxy-2-phenylacetate hemihydrate [PDF]
The asymmetric unit of the title salt, C17H17F6N2O+·C8H7O3-·0.5H2O, comprises a pair of pseudo-enantiomeric (i.e. related by a non-crystallographic centre of symmetry) piperidin-1-ium cations, two carboxylate anions and a water molecule of ...
Jotani, Mukesh M. +2 more
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Pd-catalyzed decarboxylative Heck vinylation of 2-nitrobenzoates in the presence of CuF2
A new protocol for the decarboxylative Heck vinylation of benzoic acids is disclosed. In the presence of a catalyst system generated in situ from Pd(OAc)2 (2 mol %), CuF2 (2 equiv), and benzoquinone (0.5 equiv) in NMP, a wide range of olefins were ...
Lukas J. Gooßen +2 more
doaj +1 more source
2-{[2,8-Bis(trifluoromethyl)quinolin-4-yl](hydroxy)methyl}piperidin-1-ium trichloroacetate: Crystal structure and Hirshfeld surface analysis [PDF]
The asymmetric unit of the centrosymmetric title salt, C17H17F6N2O+C2Cl3O2 , comprises a single ion-pair. The hydroxy-O and ammonium-N atoms lie to the same side of the cation, a disposition maintained by a charge-assisted ammonium-N—HO(hydroxy ...
Jotani, Mukesh M. +2 more
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Two new families of pyrazoline and thiadiazoline heterocycles have been developed. Their inhibitory activities against two different isoforms of nitric oxide synthase (inducible and neuronal NOS) are reported.
Fabio Arias +6 more
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Thermal Decomposition Mechanism of Silver Nitrobenzoates [PDF]
The infra-red spectra of silver salts of 3-mono-, 3,5-di-and 2,4,6-tri-nitro-benzoic acids have been recorded at elevated temperatures in a fabricated high temperature cell. The thermogravimetry i.e. TG analysis has also been carried out.
Agrawal, A. P. +2 more
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