6-nitro-1H-quinoxalin-2-one

Case No: 591-27-5 Chemical Formula: C₆H₇NO Exact Mass: 109.05 Molecular Weight: 109.13 m/z: 109.05 (100.0%), 110.06 (6.5%) Elemental Analysis: C, 66.04; H, 6.47; N, 12.84; O, 14.66

Case No: 106-47-8 Chemical Formula: C6H6ClN Exact Mass: 127.02 Molecular Weight: 127.57 m/z: 127.02 (100.0%), 129.02 (32.0%), 128.02 (6.5%), 130.02 (2.1%) Elemental Analysis: C, 56.49; H, 4.74; Cl, 27.79; N, 10.98

Case No: 13520-92-8 Chemical Formula: Cl₂H₁₆O₉Zr Exact Mass: 319.92 Molecular Weight: 322.24 m/z: 319.92 (100.0%), 321.92 (63.9%), 323.92 (33.8%), 321.92 (33.3%), 320.92 (21.8%), 325.92 (21.6%), 323.92 (21.3%), 322.92 (13.9%), 323.92 (10.2%), 325.93 (5.4%), 327.92 (3.5%), 327.92 (3.5%), 325.92 (3.4%), 324.92 (2.2%), 321.93 (1.8%), 323.92 (1.2%) Elemental Analysis: Cl, 22.00; H, 5.00; O, 44.68; Zr, 28.31

Case No: 150-90-3 Chemical Formula: C₄H₄Na₂O₄ Exact Mass: 161.99 Molecular Weight: 162.05 m/z: 161.99 (100.0%), 162.99 (4.3%) Elemental Analysis: C, 29.65; H, 2.49; Na, 28.37; O, 39.49