Crystal Engineering on Organic Pigments
Crystal Engineering on Organic Pigments
Crystal Engineering on Organic Pigments
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N<br />
H 2<br />
N<br />
N<br />
Pigment Red 170<br />
O<br />
H<br />
O<br />
O<br />
H<br />
N<br />
O<br />
CH 2<br />
CH 2<br />
CH 3<br />
Why ethoxy group?<br />
Ethoxy:<br />
Good properties<br />
Methoxy:<br />
Solubility higher<br />
Properties worse<br />
Propoxy:<br />
Solubility higher<br />
Properties worse<br />
Reas<strong>on</strong>?