HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1901986Generated: November 1, 2026
HCID 23369081, compound → HCID 23369103, compound
https://huagongshe.com/reaction/1901986
Participants
| Role | Name | HCID | Charge |
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| Reactant | HCID 23369081 | HCID 23369081 | — |
| Solvent | Dimethyl Sulfoxide | HCID 679 | — |
| Product | HCID 23369103 | HCID 23369103 | — |
Reaction Steps
H-1 NMR: (DMSO) delta from tetramethylsilane 1.82 (singlet, CH3, 3H), 2.01 (singlet, CH3, 3H), 6.32-6.46 (doublet, 4H), 7.17-7.33 (multiplet, 4H ), 7.78-7.88 (multiplet, 4H), 8.69 (singlet, 2H, OH); C-13 NMR: (DMSO) (ppm) 18.8 (CH3), 19.0 (CH3), 61.5 (quaternary carbon), 117.2, 119.8, 124.7, 126.2, 126.9, 127.3, 127.9, 128.2, 134.2, 139.3, 152.6, 153.5. 2',3',6',7'-tetramethylspiro[fluorene-9,9'-xanthene] H-1NMR: (CDCl3) delta from tetramethylsilane 1.87 (singlet, CH3, 3H), 2.16 (singlet, CH3, 3H), 6.08 (singlet, 2H), 6.97 (singlet, 2H), 7.15-7.36 (multiplet, 6H), 7.76-7.79 (doublet, 2H). C-13 NMR: (CDCl3) (ppm) 18.9 (CH3), 19.4 (CH3), 53.7 (quaternary carbon), 117.4, 119.8, 121.7, 125.6, 127.5, 128.2, 128.3, 131.1 136.6, 139.6, 149.5, 155.5
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US05578737 |
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| Source dataset | uspto-grants-1996_11 |
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| ORD ID | ord-af9509e058c343e5bca9143a2c0048be |
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| Source note | uspto-grants-1996_11 |
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