1-p-Tolylthiourea 4-Methylphenylthiourea 622-52-6 AI3-61384 EINECS 210-740-8 N-p-Tolylthiourea NSC 28041 Thiourea, (4-methylphenyl)- (9CI) Urea, 2-thio-1-p-tolyl- p-Tolylthiocarbamide p-Tolylthiourea