Definition and means of maintaining the effluent stack monitors portion of the PFP safety envelope

The Effluent Stack Monitors ensure that the release of alpha emitting radionuclides to the environment via the building exhaust stacks is continuously moni...

PJ Sullivan - 《Office of Scientific & Technical Information Technical Reports》

Chemistry and biology of the tetrahydroisoquinoline antitumor antibiotics.

ChemInform is a weeklying Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInformof ...

JDS And，RM Williams - 《Chemical Reviews》

Hetero Diels-Alder Reactions in Organic Chemistry

The hetero Diels-Alder reaction is one of the most important methods for the synthesis of heterocycles. In this article an overview is given for the period...

LF Tietze，G Kettschau - Springer Berlin Heidelberg

Asymmetric Hetero-DielsAlder Reactions Catalyzed by Chiral (Salen)Chromium(III) Complexes

ChemInform is a weeklying Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInformof ...

SE Schaus，J Braanalt，EN Jacobsen - 《Cheminform》

1993 R.U. Lemieux Award Lecture Organometallic-type reactions in aqueous media—a new challenge in organic synthesis

The development of organometallic-type reactions in aqueous media is reviewed. Coupling reactions of allyl halides with carbonyl compounds mediated by zinc...

T.H. Chan, , C.J. Li, , M.C. Lee, and , Z.Y. Wei - 《Canadian Journal of Chemistry》

Chiral synthesis of the ABC-ring system of quinocarcin

Stereoselective synthesis of an enantiomeric pair of the ABC-ring system of quinocarcin(1), a notable antitumor antibiotic, could be achieved in > 95%ee by...

Shoichi，Saito，and，... - 《Tetrahedron Letters》

The total synthesis of (+)-migrastatin.

The first total synthesis of (+)-migrastatin, a macrolide natural product with interesting antimetastatic properties, has been accomplished. Our concise an...

C Gaul，JT Njardarson，SJ Danishefsky - 《Journal of the American Chemical Society》

Studies toward a Synthesis of Epothilone A: Stereocontrolled Assembly of the Acyl Region and Models for Macrocyclization

ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a Chem...

P Bertinato，EJ Sorensen，D Meng，... - 《Cheminform》

Asymmetric Catalysis Special Feature Part I: Asymmetric hetero-Diels-Alder reaction catalyzed by dirhodium(II) carboxamidates

Chiral dirhodium(II) carboxamidates are highly efficient catalysts for reactions between a variety of aldehydes and activated dienes. Catalyst loadings as ...

MP Doyle，M Valenzuela，P Huang - 《Proceedings of the National Academy of Sciences》

Stereoselective synthesis with and without organometallics

The first part of this paper deals with stereochemical studies related to the Diels- Alder reactions of 2-azadienes. 2-Azadienes could be readily prepared ...

U Ghosez - 《Pure & Applied Chemistry》