An oral testicular toxicity and male fertility study was carried out in CD-1 mice with 1,3-diphenylguanidine (99.9% purity). 1,3-Diphenylguanidine was administered to male mice by daily gavage at dose levels of 0, 0.06, 0.25, 1, 4 and 16 mg/kg body wt. per day during an 8-week premating period. ...

The solubility of 1,3-diphenylguanidine was determined in ethanol, isopropanol, n-propanol, n-butanol, i-butanol, ethyl acetate, toluene, acetone and acetonitrile by a high performance liquid chromatography (HPLC) within temperature range from (273.15 to 313.15) K under pressure of 101.3 kPa. Th...

The structural stability of 1,3-diphenylurea and 1,3-diphenylacetone was investigated by the DFT-B3LYP and ab initio MP2 calculations using the 6-311G** basis set. From full energy optimization at the MP2 level of theory the near-planar cis–trans form of 1,3-diphenylurea was predicted to be abo...

FT-Raman and IR spectra of the nonlinear optic (NLO) crystal, acetoacetanilide have been recorded and analyzed. The detailed interpretation of the vibrational spectra has been carried out with the aid of normal coordinate analysis (NCA) following the scaled quantum mechanical force field methodo...

Dielectric properties of non-linear organic crystals of acetoacetanilide are studied before and after irradiation. Crystals are irradiated by 120 MeV Ag13+ ions. The variation of dielectric constant, dielectric loss, ac conductivity and the loss factor of both unirradiated and irradiated samples...

A novel fluorophotometric method for formaldehyde determination in environmental waters was developed: the method does not require any enrichment procedures. A flow-injection analysis method for the spectrofluorometric determination of formaldehyde in waters, which is based on the reaction of fo...

In this article, we have reported the growth of acetoacetanilide single crystal by solvent evaporation solution growth technique and its characterization. The solubility of acetoacetanilide was studied in different organic solvents. Its functional groups have been confirmed by nuclear magnetic r...

Single crystals of acetoacetanilide have been successfully grown by slow evaporation solution growth method at room temperature. The grown crystal belongs to orthorhombic crystal system having the lattice dimensions of a = 8.686 Å, b = 11.104 Å, c = 19.232 Å. Its crystalline perfection was exami...

The new trinuclear [CoII(H2O)2(Me2NCHO)2{CoIII(1κNOO′:2κO″-μ-HL)}2(1κNOO′)]·2H2O (1) and polymeric [CoII(1κNOO′:2κO″-μ-HL)(MeOH)2]n (2) complexes were isolated by the reaction of (Z)-2-(2-(1,3-dioxo-1-(phenylamino)butan-2-ylidene)hydrazinyl)benzoic acid (H3L) with CoCl2·6H2O and Co...

Three novel vanadyl complexes, [VO(OH)(aa)(Haa)]·Haa (1), [VO(aa)2(H2O)] (2) and [VO(OH)(aa)(Haa)] (3), were synthesized in the reaction between vanadyl sulfate and acetoacetanilide (Haa), with a stoichiometry of 1:2, in water/ethanol solution. These complexes have been characterized by element...

The new copper(II) complexes [Cu(HL1)(H2O)(CH3OH)] (1, H3L1 = (Z)-2-(2-(1,3-dioxo-1-(phenylamino)butan-2-ylidene)hydrazinyl)benzoic acid) and [Cu(HL2)(H2O)(CH3OH)] (2, NaH2L2 = sodium (Z)-2-(2-(1,3-dioxo-1-(phenylamino)butan-2-ylidene)hydrazinyl)benzenesulfonate) were synthesized and characteriz...

The new mononuclear nickel(II) complexes [Ni(HL1)(H2O)2(CH3OH)] (1, NaH2L1 = sodium (Z)-2-(2-(1,3-dioxo-1-(phenylamino)butan-2-ylidene)hydrazinyl)benzenesulfonate) and [Ni(H2L2)2(H2O)4] [(CH3)2SO)2] (2, H3L2 = (Z)-2-(2-(1,3-dioxo-1-(phenylamino)butan-2-ylidene)hydrazinyl)benzoic acid) were synth...

The new nickel coordination polymer [Ni(HL1) (CH3OH)2]n (1) and co-crystal H3L1∙DMF (2) were obtained by reaction of NiCl2·2H2O with 2-(2-(1,3-dioxo-1-(phenylamino)butan-2-ylidene) hydrazineyl)benzoic acid (H3L1) in the presence and absence of triethylamine, respectively, in a mixture of methan...

The effect of the β-glycosidase inhibitor d-gluconohydroximo-1,5-lactone-N-phenylurethane (PUG) on the kinetic and ultracentrifugation properties of glycogen phosphorylase has been studied. Recent crystallographic work at 2.4 Å resolution [D. Barford et al. (1988) Biochemistry27, 6733–6741] ha...

Non-saturating concentrations of 3(3,4-dichlorophenyl)-1,1-dimethylurea (DCMU) and phenylurethane affect the deactivation reactions of O2 precursor states. 1.1. In Chlorella, S3 deactivation is slowed whereas S2 deactivation is accelerated.2.These data show that a center blocked by an inhibiting...

Ruthenium complexes containing Schiff bases with N2O2, N4 and N5 donor groups with the general formula [RuIII(X)Cl1 or 2], where X = Schiff base such as bis(salicylaldehyde)-o-phenylenediimine (saloph), bis(salicylaldehyde)ethylenediimine (salen), bis(picolaldehyde)ethylenediimine (picen), bis(p...

Phenylurethane herbicides such as isopropyl-N-(3-chlorophenyl) carbamate (CIPC) and 4-chloro-2-butynyl-N-(3-chlorophenyl) carbamate (barban) inhibit changes in metabolic state. Thus, the gibberellin-induced synthesis of amylase by aleurone layers of embryo-free barley seeds is blocked, as is the...

Four coordinate complexes of Pd(II) of the type [PdLX2] where L = 1,10-phenanthroline and X = acetato group were synthesized and characterized by microanalysis, IR, UV/visible spectrometry, 1H and 13C [1H] NMR. Structural determinations were carried out by single crystal X-ray diffraction method...

A study was made of homopolymerization and copolymerization of allyl chloride (AC) and allyl N-phenylurethane (APU). Reaction orders were determined for monomers and an initiator in homopolymerization and copolymerization constants established: rAC = 0·25 and rAPU = 1·9. The dependence of rate...

Ruthenium(III)—Schiff base complexes of the type [RuIIIL Xn=1 or 2] where L = Schiff base such as bis(naphthaldehyde)-o-phenylenediimine (naphoph), bis(naphthaldehyde)ethylenediimine(naphen), bis(naphthaldehyde) propylenediimine (naphprop) and bis(naphthaldehyde)-diethylenetriimine (naphdien); ...