{TAIL ~ Novel addition products} of isocyanates with oxyalkylene substituted aminophenol compounds as intermediates for the production of urethane substituted xanthene colorants, {HEAD ~ particularly triphenylmethane derivatives} such as rhodarnines, are provided 
{ TAIL ~ Novel addition products } of isocyanates with oxyalkylene substituted aminophenol compounds as intermediates for the production of urethane substituted xanthene colorants , { HEAD ~ particularly triphenylmethane derivatives } such as rhodarnines , are provided
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH