Quaternized phthalocyanin derivatives

Details Quaternized phthalocyanin derivatives Quaternized phthalocyanin derivatives

C - Chemistry, Metallurgy

09

B

260/195, 150/5

C09B 47/32 (2006.01) G01N 1/30 (2006.01) G01N 33/50 (2006.01) G01N 33/96 (2006.01)

Patent

CA 1254197

ABSTRACT New phthalocyanin derivatives which can be used to differ- entiate basophils from other blood cells are disclosed. The comounds to which the present invention are quaternary salts of a substituted phthalocyanin structure wherein the substitu- tions are each independently hydrogen, sulfonate, or a C1-C7 hydrocarbon, optionally containing at least one heteroatom, with the proviso that at least one of them is Image in which R1-R3 are each independently lower alkyls, cycloalkyls or olefins of which at least one is C2-C4 and two may join to form a ring; R4 is hydrogen or a C1-C3 alkyl; n is an integer from 1 to 6 M is a polyvalent metal ion. It is preferred that at least two and especially at least three substitutions have the structure so set forth.

467820

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