Search Results - "Hollins, Richard A"

Benzylamine-Free, Heavy-Metal-Free Synthesis of CL-20 via Hexa(1-propenyl)hexaazaisowurtzitane by Chapman, Robert D., Hollins, Richard A.

“…Base-catalyzed isomerization of recently reported hexaallylhexaazaisowurtzitane produced a new derivative, hexa(1-propenyl)hexaazaisowurtzitane (HPIW)…”
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[2.2.2](1,3,5)Cyclophane and its derivatives. Extreme example of face-to-face crowding of aromatic rings by Boekelheide, V, Hollins, Richard A

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Syntheses of novel tris-bridged cyclophanes. [2.2.2](1,3,5)cyclophane-1,9,17-triene by Boekelheide, Virgil, Hollins, Richard A

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Synthesis and Characterization of 1,2,3,4-Cyclobutanetetranitramine Derivatives by Fischer, John W, Hollins, Richard A, Lowe-Ma, Charlotte K, Nissan, Robin A, Chapman, Robert D

“…A series of new nitramines have been synthesized. All of the new compounds possess four nitramine moieties arranged about a cyclobutane ring in a 1α,2α,3β,4β…”
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Evidence for the participation of 1.SIGMA.g+ and 1.DELTA.g oxygen in dye-sensitized photooxygenation reactions. I by Kearns, David R, Hollins, Richard A, Khan, Ahsan U, Chambers, Richard W, Radlick, Phillip

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Synthesis of polynitro compounds. Hexasubstituted benzenes by Atkins, Ronald L, Hollins, Richard A, Wilson, William S

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Synthesis of a Thiophene-Based Nonlinear Optical Chromophore by Davis, Matthew C., Hollins, Richard A., Douglas, Brad

“…This report details an eight-step synthesis of the thiophene-type nonlinear optical chromophore 1 in 38% overall yield. Only one early step required…”
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Anomalous reaction of pentafluorophenacyl bromide with hexamethylenetetramine. Structure of the product by Henry, Ronald A, Hollins, Richard A, Lowe-Ma, Charlotte, Moore, Donald W, Nissan, Robin A

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Stereochemistry of iodine addition to acetylenes by Hollins, Richard A, Campos, Marcos Pery A

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Synthesis of N-methyl-1,9-ethenophenothiazine, a briged syn-metacyclophane by Boekelheide, V, Hollins, Richard A

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Synthesis of an Isophorone-Based Nonlinear Optical Chromophore by Davis, Matthew C., Chafin, Andrew P., Hollins, Richard A., Baldwin, Lawrence C., Erickson, Eric D., Zarras, Peter, Drury, Elliott C.

“…The synthesis of a "CLD-type" nonlinear optical chromophore incorporating the isophorone unit to rigidize the polyene segment is described. The synthesis…”
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Evidence for the participation of 1G + and 1.DELTA.g oxygen in dye-sensitized photooxygenation reactions. II by Kearns, David R, Hollins, Richard A, Khan, Ahsan U, Radlick, Phillip

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Aminonitropyridines and their N-oxides by Hollins, Richard A., Merwin, Lawrence H., Nissan, Robin A., Wilson, William S., Gilardi, Richard

“…2,6‐Diamino‐3,5‐dinitropyridine 1‐oxide has been prepared by mixed acid nitration of 2,6‐diaminopyridine, followed by oxidation using hydrogen peroxide in…”
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Accordion polymers for nonlinear optical applications by Wynne, Kenneth J., Lindsay, Geoffrey A., Stenger-Smith, John D., Chafin, Andrew P., Hollins, Richard A., Joseph Roberts, M., Merwin, Larry H., Herman, Warren N.

“…The design and synthesis of mainchain chromophore polymers in a syndioregic (head-to-head) configuration is described. Polymers were designed for both…”
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Syntheses and photophysical properties of some 5(2)-aryl-2(5)-(4-pyridyl)oxazoles and related oxadiazoles and furans by Herbert Hall, J., Chien, Joseph Yuming, Kauffman, Joel M., Litak, Peter T., Adams, Jeffrey K., Henry, Ronald A., Hollins, Richard A.

“…A number of 5‐aryl‐2‐(4‐pyridyl)oxazoles, a 2‐aryl‐5‐(4‐pyridyl)oxazole, the related oxadiazole and furan, several 2‐(4‐pyridyl)cycloalkano[d]oxazoles, and…”
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A simple synthesis of 1-phenothiazineethanolamines: Potential antimalarials by Pinto, Ângelo C., Da Silva, Rosaly S., Hollins, Richard A.

“…Two routes for the synthesis of the 1‐phenothiazineethanolamine (4) starting from 1,2‐dioxo‐1,2‐dihydropyrrolo[3,2,1‐kl]phenothiazine are described…”
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A synthesis of pyrrolo[ 3,2,1-kl] phenothiazine and derivatives by Hollins, Richard A., Pinto, Angelo C.

“…A synthesis of pyrrolo[3,2,1‐kl]phenothiazine (1) is described. Electrophilic substitution of 1 leads to functionalization at the 2 position…”
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Thallation-iodination studies of heterocyclic systems by Hollins, Richard A., Colnago, Luiz A., Salim, Vera M., Seidl, Michael C.

“…The thallation‐iodination of 3‐carbonylindoles (4a‐f) results in orientation control with substitution occurring at the 4‐position (6a‐f). Also described is…”
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Chemistry of the phenoxathiins and isosterically related heterocycles. XIV. Total assignment of the 13 C‐Nmr spectrum of pyrrolo[3,2,1‐ kl ]phenothiazine by Gampe, Robert T., Martin, Gary E., Pinto, Angelo C., Hollins, Richard A.

“…Total assignment of the 13 C‐nmr spectrum of the novel tetracyclic phenothiazine, pyrrolo[3,2,1‐ kl ]phenothiazine is described. Assignments were determined…”
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Chemistry of the phenoxathiins and isosterically related heterocycles. XIV. Total assignment of the 13C-Nmr spectrum of pyrrolo[3,2,1-kl]phenothiazine by Gampe Jr, Robert T., Martin, Gary E., Pinto, Angelo C., Hollins, Richard A.

“…Total assignment of the 13C‐nmr spectrum of the novel tetracyclic phenothiazine, pyrrolo[3,2,1‐kl]phenothiazine is described. Assignments were determined from…”
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