4-06-00-05052 (Beilstein Handbook Reference) 6316-86-5 BRN 2133826 NSC 22519 Nitroso trityl sulfide S-Trityl thionitrite Sulfide, nitroso trityl Thionitrous acid (HNOS), S-(triphenylmethyl) ester (9CI) Trityl thionitrite