Effects of Yttrium on the Structure and Post-Irradiation Tensile Properties of an Iron-Chromium-Aluminum Alloy
- A. Roberts, D. Harries, D. R. Arkell, M. Dewey, J. Hughes
- Materials Science
- 1969
New strategies for enantioselective syntheses of 1-alkyl- and 1,4-dialkyl-1,2,3,4-tetrahydroisoquinolines: diastereoselective additions of nucleophiles and electrophiles to isoquinoline mediated by…
- G. B. Richter‐Addo, D. Knight, M. Dewey, A. Arif, J. Gladysz
- Chemistry
- 1 December 1993
The chiral rhenium isoquinoline complex [(η 5 -C 5 H 5 )Re(NO)(PPh 3 )(iso-NC 9 H 7 )] + TfO - (1) and (CH 3 ) 3 -SiCH 2 Li give the addition product (η 5 -C 5 H 5 )Re(NO)(PPh 3 )(NCH=CHC(CH) 4 CCHCH…
Optical rotation measurements of organometallic compounds: caveats and recommended procedures
- M. Dewey, J. Gladysz
- Chemistry
- 1 June 1993
Synthesis, Structure, and Reactivity of Chiral Rhenium Amido Complexes of the Formula (η5‐C5H5)Re(NO)(PPh3)(NRR')
- M. Dewey, D. Knight, A. Arif, J. Gladysz
- Chemistry
- 1 April 1992
Reactions of primary and secondary amine complexes [(η5-C5H5)Re(NO)(PPh3)(NHRR')]+ TfO− [2; R/R' = H/H (a), H/CH3 (b), H/C6H5 (d), CH3/CH3 (f), CH2CH2CH2CH2 (h)] with nBuLi give amido complexes…
Synthesis, structure, dynamic behavior, and reactivity of chiral rhenium primary phosphine and phosphido complexes of the formula [(.eta.5-C5H5)Re(NO)(PPh3)(PRH2)]+X- and (.eta.5-C5H5)Re(NO)(PPh3)…
- B. D. Zwick, M. Dewey, D. Knight, W. E. Buhro, A. Arif, J. Gladysz
- Chemistry
- 1 July 1992
Configurational equilibria in amido and lithioamido complexes of formulas ({eta}{sup 5}-C{sub 5}H{sub 5})Re(NO)(PAr{sub 3})(NHCHRR`) and ({eta}{sup 5}-C{sub 5}H{sub 5})Re(NO)(PAr{sub 3})(NLiR``):…
- M. Dewey, G. A. Stark, J. Gladysz
- Chemistry
- 29 October 1996
The diastereometrically and enantiomerically pure amido complex (SR)-({eta}{sup 5}-C{sub 5}H{sub 5})Re(NO)(PPh{sub 3})(NHCH(CH{sub 3}) Ph) ((SR)-5) converts to (RR)-5 (inversion at rhenium, retention…
Reactions of rhenium cyclopentadienyl and indenyl dichloromethane complexes of the formula [(.eta.5-CxHy)Re(NO)(PPh3)(ClCH2Cl)]+BF4- with ketones: substitution rates and mechanism
- M. Dewey, Yuanlin Zhou, Yumin. Liu, J. Gladysz
- Chemistry
- 1 October 1993
A chiral synthesis of (2S, 3S)‐phenylalanine‐3‐2H via boronic esters
- D. Matteson, E. C. Beedle, Erik Christenson, M. Dewey, M. L. Peterson
- Chemistry
- 1 June 1988
Reduction of (s)-pinanediol (S)[(phenyl) (chloro)-methyl]boronate (1) with lithium triethylborodeuteride yielded (s)-pinanediol (R)-[(phenyl)methyl]boronate-α-2H (2). The chiral purity of 2 was…
Synthesis and Structure of σ-Complexes of the Chiral Rhenium Lewis Acid [(η5-C5H5)Re(NO)(PPh3)]+ and Aromatic Nitrogen Heterocycles
- M. Dewey, D. Knight, A. Arif, J. Gladysz
- Chemistry
- 1 August 1992
Reactions of (η5-C5H5)Re(NO)(PPh3)(OTf) (1) with pyridine, quinoline, and isoquinoline give the respective σ-adducts [(η5-C5H5)Re(NO)(PPh3)(NCxHy)]+TfO- (2-4) in 86-95% yields. However, 1 and…
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