IUPAC Name: 3-[[2-[2-[2-[[(2S,3R)-2-[[(2S,3S,4R)-4-[[(2S,3R)-2-[[6-Amino-2-[(1S)-3-amino-1-[[(2S)-2,3-diamino-3 oxopropyl]amino]-3-oxopropyl]-5-methylpyrimidine-4-carbonyl]amino]-3-[(2R,3S,4S,5S,6S)-3-[(2R,3S,4S,5R,6R)-4-carbamoyloxy-3,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-4,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-3-(1H-imidazol-5-yl)propanoyl]amino]-3-hydroxy-2-methylpentanoyl]amino]-3-hydroxybutanoyl]amino]ethyl]-1,3-thiazol-4-yl]-1,3-thiazole-4-carbonyl]amino]propyl-dimethylsulfanium
Molecular Formula: C₅₅H₈₄N₁₇O₂₁S₃+
Molecular Weight: 1415.55 g/mol
Freely Rotating Bonds: 45 
Polar Surface Area: 418.05 Å²
The Cas Register Number of Bleomycin A2 is 11116-31-7 .The chemical synonyms of  Bleomycin A2  (CAS NO.11116-31-7) are Bleomycin A2 ; Bleomycinamide, n1-[3-(dimethylsulfonio)propyl]- ; Blemoycin Az ; Bleogin ; n1-[3-(Dimethylsulfonio)propyl]bleomycinamide ; pingyangmycin a2 ; Zhengguangmycin A2 .The molecular structure of  Bleomycin A2 (CAS NO.11116-31-7) is .

 Bleomycin A2 (CAS NO.11116-31-7) can be used in organic synthesis.

Poison by intravenous and intraperitoneal routes. Noted for adverse pulmonary effects in humans. Mutation data reported. When heated to decomposition it emits toxic fumes of NO_x. See other bleomycin entries.

The extinguishing agent of Bleomycin A2 (CAS NO.11116-31-7) are dry powder, foam, sand, carbon dioxide, water mist.