6,6',7,7'-Tetrahydroxy-4,4,4',4'-Tetramethyl-2,2'-Spirobichroman
[CAS 32737-35-2]

Identification

• Name: 6,6',7,7'-Tetrahydroxy-4,4,4',4'-Tetramethyl-2,2'-Spirobichroman
• Synonyms: Nsc512920
• Molecular Formula: C₂₁H₂₄O₆
• Molecular Weight: 372.42
• CAS Registry Number: 32737-35-2
• SMILES: C1=C(C(=CC2=C1OC3(CC2(C)C)CC(C4=C(O3)C=C(C(=C4)O)O)(C)C)O)O
• InChI: 1S/C21H24O6/c1-19(2)9-21(26-17-7-15(24)13(22)5-11(17)19)10-20(3,4)12-6-14(23)16(25)8-18(12)27-21/h5-8,22-25H,9-10H2,1-4H3
• InChIKey: SZUGPQFFJXSTDD-UHFFFAOYSA-N

Properties

• Density: 1.433g/cm³ (Cal.)
• Boiling point: 621.28°C at 760 mmHg (Cal.)
• Flash point: 329.538°C (Cal.)

References

• (1): Da Yang, Seung Wook Chang and Christopher K. Ober. Molecular glass photoresists for advanced lithography, J. Mater. Chem., 2006, 16, 1693.