CH. 3. Dyes used for the study of heavy atom effect. The Thiopyronine Chloride and the Selenopyronine Chloride were used for photochemical (Heavy Atom ...
N
H3C
H3C N CH3
H3C
H2N
N N
H2N
N
N
N CH3
N
N
CH3 H 3C
N
CH3
N
CH3
N
N
CH3
H3C
CH3
N
CH3
N
CH3
N
N
N
N
CH3
H3C
N
CH3
N
CH3
N
CH3
CH3
N
H
H N
N
CH3
H
H
N
N
CH3
CH3
N
N CH3
N
CH3
H3C H
H N H
N
N H
CH3
H3C H
H N H
N
N H
N
N
H2N
H 3C
N
+
Cl
NH2
-
N
H 2N
CH3 +
NH2 Cl
N
H2N
H3C
N
H 2N
N
+
Cl
-
CH3 +
Cl
N N
N
N
-
CH3
CH3 H3C
H3C
-
NH2
N
N
H3C
H3C
N N H3C H
N
N
N
N
H3C
H
N N H3C
N CH3
N
N
CH3
CH3
H3C H3C
N
N
N
CH3 CH3
H 3C
N
N
CH3
N
H3C
H3C
Cl H3C
S
N
N
H3C
-
+
CH3
CH3
Cl H3C
Se
N
N
H 3C
-
CH3
+
H3C
Dyes used for the study of heavy atom effect
O
H3C
N
H3C
NH2
N
N
CH3
H3C
The Thiopyronine Chloride and the Selenopyronine Chloride were used for photochemical (Heavy Atom Effect ) and for DNA interaction studies (See google and these 2 dyes/Give thiopyronine and DNA p.e)
