3,3',4,4'-Diphenylsulfonetetracarboxylic dianhydride

• CAS: 2540-99-0
• Catalog Number: ACM2540990
• Category: Other Products
• Molecular Weight: 358.3g/mol
• Molecular Formula: C16H6O8S
• IUPAC Name: 5-[(1,3-dioxo-2-benzofuran-5-yl)sulfonyl]-2-benzofuran-1,3-dione
• Canonical SMILES: C1=CC2=C(C=C1S(=O)(=O)C3=CC4=C(C=C3)C(=O)OC4=O)C(=O)OC2=O
• InChI: InChI=1S/C16H6O8S/c17-13-9-3-1-7(5-11(9)15(19)23-13)25(21,22)8-2-4-10-12(6-8)16(20)24-14(10)18/h1-6H
• InChI Key: ZHBXLZQQVCDGPA-UHFFFAOYSA-N
• Complexity: 706
• Covalently-Bonded Unit Count: 1
• EC Number: 807-101-6
• Exact Mass: 357.978338g/mol
• Formal Charge: 0
• H-Bond Acceptor: 8
• H-Bond Donor: 0
• Heavy Atom Count: 25
• Monoisotopic Mass: 357.978338g/mol
• NSC Number: 689416
• Rotatable Bond Count: 2
• XLogP3: 1.5

Synthetic Use

Upstream Synthesis Route 1

• 25884-43-9

• 2540-99-0

Reference: [1] Patent: CN106518821, 2017, A, . Location in patent: Paragraph 0009; 0030; 0033; 0036; 0039; 0042

Upstream Synthesis Route 2

• 10595-31-0

• 2540-99-0

Reference: [1] Organic Letters, 2011, vol. 13, # 5, p. 892 - 895