[PDF] Top 20 2 Chloro 3 (4 chlorobenzamido) 1,4 naphthoquinone
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2 Chloro 3 (4 chlorobenzamido) 1,4 naphthoquinone
... dihedral angle betwen the amide group and the 4-chlorophenyl ring is 21.9 (2)° (Fig. 1). The conformation of the N—H and C=O bonds are anti to each other (Gowda, Kožíšek et al., 2008; Gowda, Tokarčík ... See full document
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2 Chloro 3 [4 (ethoxycarbonyl) 1 piperidyl] 1,4 naphthoquinone
... C10 0.046 (2) 0.050 (3) 0.059 (3) 0.000 (2) 0.011 (2) −0.002 (3) N31 0.065 (2) 0.073 (3) 0.048 (3) 0.017 (2) 0.0171 (19) −0.001 (2) C32 0.068 ... See full document
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2 Chloro 3 (4 methylpiperazino) 1,4 naphthoquinone
... the 4-methyl- piperazino analogue, (I), which is in addition to our recently reported structures of the morpholino (Lynch & McClena- ghan, 2000a), pyrrolidin-1-yl (Lynch & McClenaghan, 2000b) and ... See full document
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Hexaaqua(4 chloro 3 formylbenzenesulfonato)calcium(II) 4 chloro 3 formylbenzenesulfonate monohydrate
... Hydrogen bonding (Table 2) is a dominant feature of the crystal structure of (I), with all the H atoms in the water molecules and the sulfonate O atoms being hydrogen bonded. The uncoordinated water molecule acts ... See full document
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4 Chloro 3 ethylphenol
... (Fig. 1) exhibit C—Cl bond lengths of ...of 4-chlorophenol (Oswald et al., 2005), 4-chloro-3- methylphenol (Cox, 2003), and 4-chloro-3,5-dimethylphenol (Cox, ... See full document
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Antibacterial activity of coumarine derivatives synthesized from 7 chloro 4 hydroxy chromen 2 one and comparison with standard drug
... In present paper , we report the organic syntheses of four compounds from 7-Chloro-4-hydroxy-chromen-2-one and describe the results of antibacterial activity of purified compounds as ... See full document
5
4 Chloro 3 nitrobenzamide
... For the preparation of the title compound, 4-chloro-3-nitrobenzoic acid (60.3 g, 0.32 mol) was suspended in thionyl chloride (180 ml) and heated at reflux for 5 h, then concentrated in vacuum as far ... See full document
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3 Chloro 2 methylquinolin 4(1H) one
... Data collection: CAD-4 EXPRESS (Enraf±Nonius, 1994); cell re®nement: CAD-4 EXPRESS; data reduction: MolEN (Fair, 1990); program(s) used to solve structure: SHELXS97 (Sheldrick, 1997); program(s) used to ... See full document
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Ethyl 4 chloro 2 [(4 nitrophenyl)hydrazono] 3 oxobutyrate
... The packing is further stabilized by C—H and – interactions. There is a C—H interaction between the ethyl group and the aromatic ring. For the C12–H12B contact, the distance between atom H12B and the aromatic ring ... See full document
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4 Chloro 1 iodo 2 nitrobenzene
... and chloro moiety is in plane with the benzene ...- 1, y , z )] interact in trans form while the other [O2A···O2A (- x , - y , - z )] remains in cis ... See full document
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4 Chloro 2 (1 naphthyliminomethyl)phenol
... C2 0.0433 (17) 0.0468 (16) 0.0398 (17) 0.0053 (14) 0.0021 (13) 0.0007 (14) C3 0.0501 (19) 0.0566 (19) 0.0444 (18) 0.0038 (16) 0.0032 (14) 0.0013 (15) C4 0.056 (2) 0.076 (2) 0.0442 (18) −0.0029 (18) 0.0089 ... See full document
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3 Chloro 4 hydroxy 4′ methylbenzophenone
... A solution of o-chlorophenol (1 g, 0.0077 mol) in dry dichloro- methane (10 ml) was treated with anhydrous aluminium chloride (1.037 g, 0.0077 mol). The reaction mixture was stirred continuously for 30 min and ... See full document
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2 {[3 Chloro 4 (4 chlorophenoxy)phenyl]iminomethyl} 4 nitrophenol
... compound 2-{[3-chloro-4-(4-chlorophenoxy)phenyl]carbonoimidoyl}-4-nitrophenol was prepared by reflux a mixture of a solution containing ...containing 3- ... See full document
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5 Chloro 2 methyl 3 (4 methylphenylsulfonyl) 1 benzofuran
... 3-Chloroperoxybenzoic acid (77%, 560 mg, 2.5 mmol) was added in small portions to a stirred solution of 5-chloro-2- methyl-3-(4-methylphenylsulfanyl)-1-benzofuran (346 mg, 1.2 ... See full document
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5 Chloro 2 (4 methylphenyl) 3 methylsulfinyl 1 benzofuran
... Cl1 0.0365 (3) 0.0364 (2) 0.0259 (2) 0.01030 (19) −0.00156 (17) −0.00172 (16) S1 0.0199 (2) 0.0253 (2) 0.0326 (2) 0.00772 (16) 0.00336 (15) 0.00359 (15) O1 0.0207 (6) 0.0284 (6) ... See full document
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1,10 Phenanthrolinium 4 chloro 2 hydroxybenzoate–1,10 phenanthroline–4 chloro 2 hydroxybenzoic acid (1/1/1)
... C22 0.0707 (19) 0.0711 (17) 0.068 (2) 0.0066 (14) 0.0054 (15) −0.0076 (15) C23 0.0681 (17) 0.087 (2) 0.0469 (16) −0.0143 (16) 0.0028 (14) −0.0019 (14) C24 0.0586 (15) 0.0609 (15) 0.0486 (16) −0.0076 (12) ... See full document
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4 Chloro 3 methylphenyl quinoline 2 carboxylate
... Cl1 0.0486 (3) 0.0340 (3) 0.0312 (3) −0.0002 (3) −0.0084 (2) 0.0109 (2) O1 0.0585 (11) 0.0405 (10) 0.0356 (9) −0.0239 (9) −0.0172 (9) 0.0143 (8) O2 0.0431 (9) 0.0316 (8) 0.0209 ... See full document
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2 Chloro 1 (3 ethoxy 4 nitrophenoxy) 4 (trifluoromethyl)benzene
... congestion by the 2-chloro substituent in one ring. The two ether C—O distances are statistically indistinguishable from each other, despite the different nature of the electron-with- drawing groups in the ... See full document
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3,5 Lutidinium–2 chloro 4 nitrobenzoate–2 chloro 4 nitrobenzoic acid (1/1/1)
... aromatic C1ÐC6 rings of benzoate ions (Fig. 3). The inter- planar and centroid±centroid separations are 3.515 (2) and 3.658 (2) AÊ, respectively. The carboxylate group is twisted out of the plane of ... See full document
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Crystal structure of 4 chloro 2 nitrobenzoic acid with 4 hydroxyquinoline: a disordered structure over two states of 4 chloro 2 nitrobenzoic acid–quinolin 4(1H) one (1/1) and 4 hydroxyquinolinium 4 chloro 2 nitrobenzoate
... of 4(1H)-quinolinone (keto tautomer) showed one structure, namely, 4-amino-1-(2-(hydroxymethyl)-1,3- oxathiolan-5-yl)-2(1H)-pyrimidinone 4(1H)-quinolinone (refcode COWTAK; Bhatt ... See full document
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