PHILLIPS PETRO-SQLFUR COMPOUNDS
When you need it· We can deliver promptly from our stock of existing compounds. But it's our experience in sulfur chem istry that may assist you in finding new applications for these compounds. Or supplying your special requirements. Let's discuss how we can make our products and knowledge perform for you.
DISULFIDES *tert-Butyl Disulfide tert-Dodecyl Disulfide POLYSULFIDES tert-Butyl Polysulfide
Typical
MERCAPTANS (THIOLS) * Ethyl Mercaptan *iso-Propyl Mercaptan *n-Propyl Mercaptan iso-Butyl Mercaptan *n-Butyl Mercaptan sec-Butyl Mercaptan *tert-Butyl Mercaptan *n-Hexyl Mercaptan *n-0ctyl Mercaptan *tert-Octyl Mercaptans tert-Nonyl Mercaptans n-Decyl Mercaptan
Wl.%
99+ 98 99+ 98 98 97 98 96 98 96 97 95
*n-Dodecyl Mercaptan 92 *tert-Dodecyl Mercaptans 97 *tert-Tetradecyl Mercaptans 94 *tert-Hexadecyl Mercaptans 82 * Mixed Tertiary Mercaptans 94-98 Cyclohexyl Mercaptan 99+ SULFIDES Methyl Sulfide η-Propyl Sulfide tert-Butyl Sulfide *n-Butyl Sulfide
99 96 97 97
*These Petro-Sulfur Compounds are available in commercial quantities.
CYCLIC SULFONES *Sulfolane *Sulfolene MISCELLANEOUS *Ethylthioethanol *2-Mercaptoethanol If you don't see what you need ask! Call or write Specialty Chemicals, Phillips Chemical Company, A Division of Phillips Petroleum Company, Bartlesville, Oklahoma 74004. 918-661-4872 __ To order, call Borger, Texas: 806-274-5236
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PROGRESS I N CANCER CHEMOTHERAPY Tape recorded discussions about new drugs that look promising in the battle against cancer. 5 Speakers/167 Minutes/85 Figures The Speakers: A.C. Sartorelli (Yale U.)— Optimization of the Antineoplastic Potential of af-(N)-Heterocyclic Carboxaldehyde Thiosemicarbazones ( H C T ) D.W. Henry (Stanford Res. Inst.)Adriamycin N.R. Bachur ( N a t l Cancer Inst.)—Bio chemical Pharmacology of the Anthracycline Antibiotics A J . Lin (Yale U . ) - Potential Bioreductive Alkylating Agents G.P. Wheeler (Southern Res. Inst.)— Review of Studies on the Mechanism of Action of Nitrosoureas
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GAF wants members of the American Chemical Society to know about some exciting news· Introducing new technology to help solve your problems is the contribution GAF has been making to the American chemical community for over 100 years. The latest in our long line of technological develop ments is the application of V-Pyrol® reactive diluent in radiation curing. Because we want to make sure its benefits are communicated to the widest possible audience of chem ists, you'll find a message from us on page 135. GAF is an American chemical company in the fore front of the development and manufacture of specialty chemicals including, surfactants, textiles, latices, highpressure acetylene derivatives, industrial organics and inorganics, and dyes and pigments.
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GAF Corporation 140 West 51st Street, New York, N.Y. 10020 April 6, 1976 C&EN
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