Methylene thioethers

Details Methylene thioethers Methylene thioethers

1980-12-01

1982-08-03

Torrence, Dolph H.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260239B, 26032662, 260464, 2604654, 544159, 546226, 546245, 560 15, 560 17, 560125, 560152, 560154, 564154, 564162, 564189, 564191, 564200, 568 42, 568 43, C07C149415, C07C14940, C07C14941, C07C14926

Patent

active

043427057

ABSTRACT:
Vulcanizable rubber compositions are described which are inhibited from premature vulcanization by activated methylene di(thioethers) in which the adjacent activating groups are either carbonyl or cyano. Novel compounds are also described.

REFERENCES:
patent: 3546185 (1970-12-01), Coran et al.
patent: 3780001 (1973-12-01), Son
Chemical Reviews, 1978, vol. 78, No. 4. Barry M. Trost, ".alpha.-Sulfenylated Carbonyl Compounds in Organic Synthesis," pp. 363-381.
J. Org. Chem., vol. 42, No. 10, 1977, Field and Chu, "Organic Disulfides and Related Substances, 40, Reactions of Disulfides with Sulfur Ylides", pp. 1768-1773.
J. Applied Polymer Science, vol. 16, 1972, "Some Observations on the Mechanism of Action of Retarders in Rubber Vulcanization, A New Class of Retarder", pp. 2647-2655.
J. Org. Chem., vol. 34, No. 11, pp. 3618-3624 (1969), Russell and Ochrymowycz.
Bulletin of the Chemical Society of Japan, vol. 45, (1972), pp. 866-870, "Sulfenylation of Active Methylene Compounds with Sulfenamides".
Bulletin of the Chemical Society of Japan, vol. 52(4), (1979), pp. 1139-1142, "Interactions Between Sulfur Ylides and Electrophilic Monosulfides".
Chemical & Pharmaceutical Bulletin, vol. 17, No. 3, (1969), "Studies on Antitumor Substances, IX. Chemical Behaviors of Thiosulfonate Toward Active Methylene Compound", pp. 420-424.
Tetrahedron Letters No. 59, 1970, "The Sulfenylation of the Active Methylene Compounds by the Use of Sulfenamides", pp. 5115-5118.

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