95%，氢谱、质谱

biotinylated Azo-Leiker 2

Chemical Formula: C44H52N8Na2O19S3
Molecular Weight: 1139.0965
m/z: 1138.2306 (100.0%), 1139.2340 (47.6%), 1140.2264 (13.6%), 1140.2373 (11.1%), 1141.2298 (6.5%), 1140.2349 (3.9%), 1139.2277 (3.0%), 1139.2300 (2.4%), 1141.2382 (1.9%), 1141.2407 (1.7%), 1142.2331 (1.5%), 1140.2310 (1.4%), 1140.2334 (1.1%)
Elemental Analysis: C, 46.40; H, 4.60; N, 9.84; Na, 4.04; O, 26.69; S, 8.44

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