Process for the preparation of monomethyl-substituted methylene

Details Process for the preparation of monomethyl-substituted methylene Process for the preparation of monomethyl-substituted methylene

1984-07-18

1986-01-28

Torrence, Dolph H.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

568396, 568932, 260239BC, 568944, 562429, 260456R, 562434, 562459, 260456A, 562480, 562553, 260456P, 562577, 562590, 260465D, 562607, 564 82, 260465E, 564 85, 564 87, 260465H, 564 88, 564 95, 2604651, 564162, 564166, 2604655R, 564169, 564192, 2604654, 564193, 564199, 2604658R, 260505R, 260513R, 544299, 549267, 560 11, 560 14, 560 20, 560 51, 560 81, 560149, 560150, 560156, 560178, 560190, 568 30, 568 31, 568306, 568307, 568318, 568376, 568379, C07C12166, C07C12120, C07C12134, C07C121407

Patent

active

045670048

ABSTRACT:
Monomethyl-substituted methylene compounds are obtained by reacting methylene compounds of the formula ##STR1## in which R.sup.1 and R.sup.2 independently of one another represent --CN, --CO--R.sup.3, --SO.sub.2 --R.sup.3 or --NO.sub.2 and

REFERENCES:
patent: 3956357 (1976-05-01), Kaye et al.

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