C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/473.6
C07C 229/34 (2006.01) C07C 255/59 (2006.01) C07C 323/63 (2006.01) C07D 207/38 (2006.01) C07D 487/04 (2006.01)
Patent
CA 1294288
Phenyl substituted aminodicarboxylates ABSTRACT OF THE DISCLOSURE The invention relates to novel aminodicarboxylates of formula (1) Image (1) wherein R1 is a radical of the formula Image wherein each of X, Y and Y' independently is a hydrogen or halogen atom, a carbamoyl, trifluoromethyl, cyano, C2-C6alkylcarbamoyl, C1-C6alkyl, C1-C6alkoxy, C1-C6alkylmercapto, C2-C6alkoxycarbonyl, C2-C6alkanoylamlno or C2-C6dialkylamino group, or is a phenoxy, phenylmercapto, phenoxycarbonyl, phenylcarbamoyl or benzoylamino group which is unsubstituted or substituted by halogen, C1-C6alkyl or C1-C6alkoxy, at least one of the substituents X, Y and Y' being a hydrogen atom, R is C1-Cl8alkyl, cyclohexyl or phenyl which is unsubstituted or substituted by nitro, chlorine, C1-C6alkyl or C1-C6alkoxy and R' has the meanings given for R and may be the same as or different from R. The novel compounds are valuable intermediates for pigments.
598774
Iqbal Abul
Pfenninger Johannes
Rochat Alain Claude
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
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