Phosphonic acid derivatives and thionophosphonic acid...

Details Phosphonic acid derivatives and thionophosphonic acid... Phosphonic acid derivatives and thionophosphonic acid...

C - Chemistry, Metallurgy

07

F

260/249, 260/457

C07F 9/40 (2006.01) C07F 9/547 (2006.01) C07F 9/6518 (2006.01) C07F 9/6539 (2006.01) C07F 9/6541 (2006.01) C07F 9/6571 (2006.01) C10M 137/14 (2006.01)

Patent

CA 2034283

A-17918/+/CGM 350 Phosphonic acid derivatives and thionophosphonic acid derivatives Abstract Compounds of the general formula I Image (I), in which n is 1,2 or 3 and in which X is oxygen or sulfur, T has the meaning of -S-, -S-S-, -S-S-S-, -S-S-S-S-, -S-S-S-S-S, -?-, Image or Image and Y has the meaning of Image , in which Z has the meaning of -H, -COR13, -COOR13 or -CONHR13, and Q has the meaning of oxygen or -NR°-, and R1, R2, R°, R4 and R13 are as defined in claim 1, with the proviso that the compound of the formula C2H5-S-CH2CH(OH)-P(OC2H5)2 is excepted. The invention also relates to compositions containing the compounds of the formula I and organic materials, for example functional liquids and, in particular, lubricants.

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