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显示第112个,产品总数238

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  1. 甲基-PEG8-NHS酯
      规格或纯度 :
    • ≥97%
    CAS号: 756525-90-3
    分子式: C22H39NO12        分子量: 509.55
    IUPAC Name: (2,5-dioxopyrrolidin-1-yl) 3-[2-[2-[2-[2-[2-[2-(2-methoxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]propanoate
    SMILES: COCCOCCOCCOCCOCCOCCOCCOCCC(=O)ON1C(=O)CCC1=O
    InChIKey: IBZNTYBFTKFSMU-UHFFFAOYSA-N
    InChI: 1S/C22H39NO12/c1-27-6-7-29-10-11-31-14-15-33-18-19-34-17-16-32-13-12-30-9-8-28-5-4-22(26)35-23-20(24)2-3-21(23)25/h2-19H2,1H3
  2. α-马来酰亚氨基丙酰-ω-琥珀酰亚胺-十聚乙二醇
      规格或纯度 :
    • ≥97%
    CAS号: 1137109-22-8
    分子式: C34H55N3O17        分子量: 777.81
    IUPAC Name: (2,5-dioxopyrrolidin-1-yl) 3-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[3-(2,5-dioxopyrrol-1-yl)propanoylamino]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]propanoate
    SMILES: C1CC(=O)N(C1=O)OC(=O)CCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCNC(=O)CCN2C(=O)C=CC2=O
    InChIKey: DUKFGPQZJAPKMG-UHFFFAOYSA-N
    InChI: 1S/C34H55N3O17/c38-29(5-8-36-30(39)1-2-31(36)40)35-7-10-45-12-14-47-16-18-49-20-22-51-24-26-53-28-27-52-25-23-50-21-19-48-17-15-46-13-11-44-9-6-34(43)54-37-32(41)3-4-33(37)42/h1-2H,3-28H2,(H,35,38)
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