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  • noun

Synonyms for pH

(from potential of Hydrogen) the logarithm of the reciprocal of hydrogen-ion concentration in gram atoms per liter

References in periodicals archive ?
209-210[degrees]C; IR (KBr, [cm.sup.-1]): 3134 (N-H), 1674 (C=O), 1213 (C=S); [.sup.1]H-NMR (500 MHz, DMSO-[d.sub.6]): [delta] 10.40 (s, 1H, NH), 9.81 (s, 1H, NH), 9.73 (s, 1H, NH), 8.24 (s, 1H, imidazothiazole [C.sub.5]-H), 7.72 (d, 2H, J=8.29 Hz, 4-Brphenyl [C.sub.2,6]-H), 7.58 (d, 2H, J=8.79 Hz, 4-Brphenyl [C.sub.3,5]-H), 7.44-7.41 (m, 2H, phenyl), 7.20-7.17 (m, 2H, phenyl), 7.12 (s, 1H, imidazothiazole [C.sub.2]-H), 3.88 (s, 2H, C[H.sub.2]CO).
Synthesis of new 7-alkyl /aryl amino -6-furo 2 substituated phenyl carboxamido (1,3 ) benzothiazoles as anthelmintic agents.
Soliven et al., "n-Selective stationary phases:(I) influence of the spacer chain length of phenyl type phases on the aromatic and methylene selectivity of aromatic compounds in reversed phase high performance liquid chromatography," Journal of Chromatography A, vol.
Hydrolysis of dinitro alkoxy phenyl phosphates in aqueous cationicmicelles.
Figures 6 and 7 show the relationship between [f.sub.m] and ([D.sub.s] - 1/[D.sub.s] + 2) of C=O, C--O--C, in-plane and out-of-plane of the phenyl ring in the side chains of the methacrylates.
In particular, micromechanical response as well as anti-corrosion and barrier features of a methyl phenyl polysiloxane resin on structural steel substrates are investigated.
The phenyl salicylate presents a very low absorption in the solar ultraviolet region.
The synthesized compounds 3a-z were obtained in good yield by cyclocondensation of 5-(5-substituted-3-phenyl-1H-indol-2-yl)-4-amino-4H 1,2,4-triazole-3-thiol 1a-c with 3-(2,5-disubstituted-1Hindol-3-yl)-1(4-substituted phenyl)prop-2-en-1-one 2a-i.
Light orange crystals, Yield (2.9 g, 90%), m.p 202-204[degrees]C, IR (KBr, [v.sub.max] in [cm.sup.-1]): 3401 (-NH), 2956 (=C-H), 1891 (C=N), 1610 (C=C), 1644 (C=O), [sup.1]H NMR (DMSO-[d.sub.6], 400 MHz) [delta] ppm: 7.33-7.37 (d, 1H, -C=CH, vinylic proton, [J.sub.H-H] = 16.4 Hz), 7.48-7.67 (m, 8 aryl, 5 phenyl), 10.2 (s, 1H, -NH of benzimidazole), [sup.13]C NMR (DMSO-[d.sub.6], 100 MHz) d ppm: 102, 106, 108, 110, 112, 120, 121, 122, 128, 129, 130, 132, 142, 148, 152, 190 (12 aryl carbons, 6 phenyl carbons, 2 vinylic carbons, 1 imidazole quaternarycarbon and 1 carbonyl carbon), MS (m/z): 325.2 ([M.sup.+*]), Anal.
3-Chloro-N-ethylaniline, 4-chloro-N-ethylaniline, and phenyl chloroformate were purchased by Sigma-Aldrich.
The copper-free Sonogashira coupling between phenyl bromide (PhBr) and phenylacetylene (PhC [equivalent to] CH) was modelled, where tetrakis(triphenylphosphano)palladium (Pd[([PPh.sub.3]).sub.4]) was used as a catalyst and sec-butylamine (sec-[BuNH.sub.2]) as a base.
Compared to low- and high-viscosity PIB and other phenyl silicones, it has a unique combination of high viscosity (10,000 mm2/sec) and high refractive index (1.58 at 25[degrees]C), maintaining a glossy layer on the lips and providing the fuller, shinier appearance desired by consumers.
The computational modeling places the photoactive phenyl azido moiety of RTI-82 proximal to Phe319 in DAT.