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[PDF] Top 20 2,3,3′,4′ Tetra­methyl­biphen­yl

Has 10000 "2,3,3′,4′ Tetra­methyl­biphen­yl" found on our website. Below are the top 20 most common "2,3,3′,4′ Tetra­methyl­biphen­yl".

Methyl 3 (2 oxobenzo­thia­zolin 3 yl)­propanoate

Methyl 3 (2 oxobenzo­thia­zolin 3 yl)­propanoate

... bicyclic benzothiazole system is planar within 0.025 AÊ; the displacements of the carbonyl oxygen and the -carbon atom of the methylpropionate substituent from the benzothiazole mean plane are ÿ0.028 (2) and 0.002 ... See full document

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Methyl 3 (2 chloro­phenyl) 2 (1H indol 3 ylmethyl) 5 [1 (4 methoxyphenyl) 4 oxo 3 phenylazetidin 2 yl] 4 nitropyr­rolidine 2 carboxylate

Methyl 3 (2 chloro­phenyl) 2 (1H indol 3 ylmethyl) 5 [1 (4 methoxyphenyl) 4 oxo 3 phenylazetidin 2 yl] 4 nitropyr­rolidine 2 carboxylate

... In the title compound, (I), (Fig. 1) the four-membered β-lactam ring A (N4/C14-C16) is nearly planar, with a maximum deviation of 0.038 (4) Å for atom N1. The C14-C15 [1.581 (4) Å] and C15-C16 [1.523 (5) Å] ... See full document

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2 (3 {(3R,4R) 4 Methyl 3 [meth­yl(7H pyrrolo­[2,3 d]pyrimidin 4 yl)amino]­piperidin 1 yl}oxetan 3 yl)aceto­nitrile monohydrate

2 (3 {(3R,4R) 4 Methyl 3 [meth­yl(7H pyrrolo­[2,3 d]pyrimidin 4 yl)amino]­piperidin 1 yl}oxetan 3 yl)aceto­nitrile monohydrate

... C15 0.055 (3) 0.038 (3) 0.039 (2) −0.000 (2) −0.003 (2) −0.005 (2) C16 0.059 (3) 0.042 (3) 0.041 (2) −0.001 (2) −0.002 (2) 0.002 (2) C17 ... See full document

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Crystal structure of methyl (2Z) 3 (4 chloro­phen­yl) 2 [(3 methyl 1H indol 1 yl)meth­yl]prop 2 enoate

Crystal structure of methyl (2Z) 3 (4 chloro­phen­yl) 2 [(3 methyl 1H indol 1 yl)meth­yl]prop 2 enoate

... Cl1 0.0659 (3) 0.0532 (3) 0.0606 (3) −0.00944 (19) 0.0072 (2) 0.00371 (18) O1 0.0809 (9) 0.1119 (12) 0.0386 (7) −0.0357 (9) −0.0008 (6) −0.0147 (7) O2 0.0572 (7) 0.0500 (6) 0.0490 (6) −0.0075 ... See full document

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(2E) 3 (6 Chloro 2 meth­­oxy­quinolin 3 yl) 1 (2 methyl 4 phenyl­quinolin 3 yl)prop 2 en 1 one acetone monosolvate

(2E) 3 (6 Chloro 2 meth­­oxy­quinolin 3 yl) 1 (2 methyl 4 phenyl­quinolin 3 yl)prop 2 en 1 one acetone monosolvate

... A mixture of 3-acetyl-2-methyl-4-phenylquinoline (260 mg, 0.001 M) and 2,6-dichloroquinoline-3-carbaldehyde (230 mg, 0.001 M) in methanol (20 ml) containing potassium hydroxide (0.2 g) ... See full document

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Methyl 2 [(3RS,4RS) 3 phenyl 4 (phenyl­sulfon­yl)isoxazolidin 2 yl]acetate

Methyl 2 [(3RS,4RS) 3 phenyl 4 (phenyl­sulfon­yl)isoxazolidin 2 yl]acetate

... In the molecule of the title compound (Fig. 1) the bond lengths are within normal ranges (Allen et al., 1987). The five- membered isoxazolidine ring [C (O1/N1/C1–C3)] is in half-chair conformation with puckering ... See full document

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2 (4 Methyl 2 phenyl­piperazin 4 ium 1 yl)pyridine 3 carboxyl­ate dihydrate

2 (4 Methyl 2 phenyl­piperazin 4 ium 1 yl)pyridine 3 carboxyl­ate dihydrate

... To 162 g of 1-butanol were added 2-(4-methyl-2-phenylpiperazine-1-yl)pyridine-3-carbonitrile(54 g, 0.2 mol) and 60.93 g of potassium hydroxide. The mixture was heated to 125 - ... See full document

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3′ [(1H Indol 3 yl)carbon­yl] 1′ methyl 2 oxo 4′ (thio­phen 2 yl)­spiro­[indoline 3,2′ pyrrolidine] 3′ carbo­nitrile

3′ [(1H Indol 3 yl)carbon­yl] 1′ methyl 2 oxo 4′ (thio­phen 2 yl)­spiro­[indoline 3,2′ pyrrolidine] 3′ carbo­nitrile

... In the title compound, fig. 1, the central pyrrolidine ring adopts a twisted conformation on bond C8-C9 with puckering parameters (Cremer and Pople, 1975) of q(2) = 0.407 (3)Å and φ(2) = 133.5 ... See full document

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Methyl (2 benzyl­idene 3 oxo 1,4 benzo­thiazin 4 yl)acetate

Methyl (2 benzyl­idene 3 oxo 1,4 benzo­thiazin 4 yl)acetate

... C5 0.03325 (19) 0.03168 (18) 0.03361 (19) −0.00152 (15) 0.02965 (18) −0.00345 (15) C6 0.0372 (2) 0.03568 (19) 0.0413 (2) 0.00303 (16) 0.0355 (2) 0.00130 (16) C7 0.0419 (2) 0.0514 (2) ... See full document

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3 Methyl 1,4 dioxo 1,4 di­hydro­naphthalen 2 yl 4 amino­benzoate

3 Methyl 1,4 dioxo 1,4 di­hydro­naphthalen 2 yl 4 amino­benzoate

... above two types of interactions. The largest deviation (0.098 (1) Å) from the plane of the aminobenzoic group is presented by the carbonylic O2 atom whereas, among the atoms lying on the naphtoquinone plane, the hinge ... See full document

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(Z) 2 (5 Acetyl 4 methyl 3 phenyl 2,3 di­hydro 1,3 thia­zol 2 yl­­idene) 3 (3 methyl 1 benzo­furan 2 yl) 3 oxo­propane­nitrile

(Z) 2 (5 Acetyl 4 methyl 3 phenyl 2,3 di­hydro 1,3 thia­zol 2 yl­­idene) 3 (3 methyl 1 benzo­furan 2 yl) 3 oxo­propane­nitrile

... C8 0.0388 (19) 0.035 (2) 0.060 (2) 0.0044 (15) 0.0093 (15) −0.0044 (16) C9 0.056 (2) 0.032 (2) 0.0478 (18) 0.0040 (17) 0.0091 (15) −0.0048 (16) C10 0.0428 (19) 0.0297 (18) 0.0475 (17) −0.0001 ... See full document

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Bis­[3 ethyl 1 methyl 5 (2 oxo­thia­zolidin 3 yl­carbonyl)­pyrazol 4 yl] di­sulfide

Bis­[3 ethyl 1 methyl 5 (2 oxo­thia­zolidin 3 yl­carbonyl)­pyrazol 4 yl] di­sulfide

... Derivatives of pyrazolyl-heterocycles have high potential for biological activity and, as such, these derivatives have been widely used as pesticides and fungicides (Grenda et al., 1965). As a continuation of our work on ... See full document

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2 (4 Chloro­phen­yl) 3 methyl N (5 methyl­thia­zol 2 yl)butanamide

2 (4 Chloro­phen­yl) 3 methyl N (5 methyl­thia­zol 2 yl)butanamide

... mmol), 4-dimethylaminopyridine ...then 2-(4-chloro- phenyl)-3-methylbutanoyl chloride ...for 3 h and then 1% aqueous HCl was added (5 ...Na 2 SO 4 ... See full document

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Methyl (E) 2 cyano 3 (1H indol 3 yl)acrylate

Methyl (E) 2 cyano 3 (1H indol 3 yl)acrylate

... The Knovenagal condensation is an important carbon– carbon-bond-forming reaction in organic synthesis. Utilizing this reaction, we attempted to prepare ethyl (E)-2-cyano-3- ... See full document

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1 [3 (Morpholin 4 yl)prop­yl] 3 [(naph­tha­len 2 yl)­oxy] 4 (3 nitro­phen­yl)azeti­din 2 one

1 [3 (Morpholin 4 yl)prop­yl] 3 [(naph­tha­len 2 yl)­oxy] 4 (3 nitro­phen­yl)azeti­din 2 one

... In the title compound (I, Fig. 1), the β-lactam ring (N1/C1–C3) is nearly planar, with the maximum deviations of -0.011 (2) Å for N1 and 0.011 (3) Å for C1 from the mean plane. The β-lactam ring makes ... See full document

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A Novel Synthesis of [4-(3-Methyl-1H-Indol-2-Yl)Phenyl]Phenylmethanone

A Novel Synthesis of [4-(3-Methyl-1H-Indol-2-Yl)Phenyl]Phenylmethanone

... To a solution of 1-[4-(benzoyl)phenyl] propan-1-one (4.76 g, 20 mmol) in ethanol (50 mL) phenyl hydrazine (2.2 mL, 20 mmol) was added. The solution was refluxed for 3 hours. The ethanol was distilled off ... See full document

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Methyl 2 {[3 (4 nitro­phenyl) 1,2,4 oxa­diazol 5 yl]­meth­oxy}phenyl­acetate

Methyl 2 {[3 (4 nitro­phenyl) 1,2,4 oxa­diazol 5 yl]­meth­oxy}phenyl­acetate

... O4 0.0564 (13) 0.0557 (13) 0.0703 (14) −0.0037 (11) −0.0006 (11) 0.0168 (12) O3 0.0505 (13) 0.0694 (16) 0.0768 (16) −0.0016 (12) 0.0012 (11) 0.0240 (13) N3 0.0499 (15) 0.0478 (15) 0.0527 (15) −0.0023 (13) −0.0054 (12) ... See full document

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5 Methyl 3 (5 methyl­isoxazol 3 yl)cyclo­hex 2 enone

5 Methyl 3 (5 methyl­isoxazol 3 yl)cyclo­hex 2 enone

... and 3-amino-5-methyl- isoxazole (33 mmol) were added to a mixture of absolute ethanol (100 ml) and ethyl acetate (100 ml) and the solution was refluxed and stirred for 6 ... See full document

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4 (4 Bromo­phenyl­hydrazono) 1 (5 bromo­pyrimidin 2 yl) 3 methyl 2 pyrazolin 5 one

4 (4 Bromo­phenyl­hydrazono) 1 (5 bromo­pyrimidin 2 yl) 3 methyl 2 pyrazolin 5 one

... C41B 0.025 (3) 0.027 (3) 0.022 (3) −0.003 (2) 0.000 (2) −0.007 (2) C42B 0.038 (3) 0.031 (3) 0.028 (3) 0.000 (3) −0.011 (3) −0.003 (2) ... See full document

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(3RS,4SR) Methyl 4 (2 chloro 5,8 di­meth­oxy­quinolin 3 yl) 1 phenyl­pyrrolidine 3 carboxyl­ate

(3RS,4SR) Methyl 4 (2 chloro 5,8 di­meth­oxy­quinolin 3 yl) 1 phenyl­pyrrolidine 3 carboxyl­ate

... The packing is stabilized by C—H···π interaction involving the C17—C22 phenyl ring (Table 1). Offset π···π stacking between this phenyl ring and the symmetry (-x, -y, -z) related ring might also be considered with a ... See full document

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