4158-89-8 Methanaminium, N-(9-(2-carboxy-4-thiocyanatophenyl)-6-(dimethylamino)-3H-xanthen-3-ylidene)-N-methyl-, chloride Rhodamine tetramethylisothiocyanate TRITC Tetramethylrhodamine isothiocyanate Xanthylium, 9-(2-carboxy-4-thiocyanatophenyl)-3,6-bis(dimethylamino)-, chloride