CAS:
171408-84-7
Precise quality: 471.94600
Molecular formula: C25H14Br2 logP: 7.55510
Molecular weight: 474.18700 PSA: 0.00000
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The basic information
Product name: 2, 7 - dibromo - 9, 9 '- screw 2 + Chinese alias: 2, 7 - dibromo - 9, 9 - screw 2 + l;2, 7 - dibromo - 9, 9 '- screw 2 [h - fluorene 9];2, 7 - dibromo - 9, 9 '- screw 2 + l;English name: 2, 7 - Dibromo - 9, 9 - Spiro - Bifluorene English alias: 2, 7 - Dibromo - 9, 9 - Spiro - Bifluorene;2, 7 - DibroMo - 9, 9 '- spirobi [9 h - fluorene];2, 7 - Dibromo - 9, 9 '- spirobifluorene;2, 7 - Dibromo - 9, 9 '- spirobifluorene;- dibromo 2 ', 7 '9, 9' - spirobi [fluorene];Read more English nickname CAS no. : 171408-84-7 molecular formula: C25H14Br2 molecular weight: 474.18700 the precise quality: LogP 471.94600:7.55510
Physical and chemical properties
Density: 1.74 g/cm3 boiling point: 557.435 DHS C at 760 mmHg flash point: DHS C refractive index 335.129:1.804 vapor pressure: 0 mmHg at 25 ° C
Safety information
Hs code: 2903999090