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Reports on the issuance of calls for papers for the fall 2004 American Chemical Society meeting on August 22-26, 2004 in Philadelphia, Pennsylvania. Schedule for the publication of the preliminary and technical programs for the meeting; Deadline and contact information for submission of online abstracts; Society bylaw governing papers.

Announces the calls for papers of the five American Chemical Society regional meetings in the United States on October 2003. Sponsors of the individual event; Venue; Attendees; Keynote speakers; Program highlights; Topics to be discussed in the conference sessions; Contact information; Submission mechanics.

The article reports on a position paper on increasing U.S. jobs and competitiveness written by the Council for Chemical Research.

Comments on the ruling by the U.S. Treasury Department's Office of Foreign Assets Control (OFAC) prohibiting the publication of scientific papers from Iran, Iraq, Libya, Sudan and Cuba. Plan of the American Chemical Society to craft a policy in response to the OFAC ruling; Significance of the free flow of scientific and technical information for the benefit of science; Role of Western journal publications in enhancing the economic situation of Iran, Iraq, Libya, Sudan and Cuba.

Focuses on the scientific paper written by chemist Charles J. Pedersen, which describes the synthesis, identification, structures and properties of 33 cyclic polyethers in the United States. Method used by Pedersen that led to the discovery of crown ethers and their complexes; Significance of the discovery of crown ethers in the development of host-guest chemistry and supermolecular chemistry; Career background; Brief biographical profile; Contribution to the field of chemistry.

Presents developments in chemical research. Includes the first examples of sandwich complexes containing the pentalithiocyclopentadienyl ligand prepared by Wayne State University chemists; Accuracy of high-quality ab initio calculations on large substituted porphyrinic molecules; Environment friendly technology to remove ink from waste newspapers to make recycled paper products.