Aminomethyl derivatives of benzothiazolinethione as...

Details Aminomethyl derivatives of benzothiazolinethione as... Aminomethyl derivatives of benzothiazolinethione as...

C - Chemistry, Metallurgy

07

D

260/309, 253/59,

C07D 277/70 (2006.01) C07D 417/14 (2006.01) C10M 135/36 (2006.01)

Patent

CA 1261836

3-15353/+ Aminomethyl derivatives of benzothiazolinethione as lubricant additives Abstract of the Disclosure The invention relates to lubricant compositions comprising a) one or more mineral oils or synthetic oils and b) 0.05 to 5 % by weight of at least one compound of formulae I, II and III Image I Image II Image III wherein R1, R2, R3, R4 and R5 are as defined in claim 1; and c) further optional lubricant additives. Some of these compounds are new and can be prepared by Mannich reaction from the appropriate 2-mercaptobenzothiazoles, an aldehyde R2-CHO and a primary or secondary mono- or diamine. These Mannich bases are useful additives for lubricants for reducing friction, wear, corrosion and oxidation.

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