91-64-5 Coumarin
| ??? ????? |
Coumarin |
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Coumarin; 2H-1-Benzopyran-2-one; COUMARINE; 1-Benzopyran-2-one; 1,2-Benzopyrone; Chromen-2-one; O-Oxy-Cinnamic Lactone ; 2H-chromen-2-one |
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C9H6O2 |
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146.1427 |
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91-64-5 |
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202-086-7 |
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|
| ????? |
1.248g/cm3 |
| ???? ??? |
68-71℃ |
| ???? ????? |
298°C at 760 mmHg |
| ???? ???? |
1.594 |
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118.3°C |
| ?????? ?? |
1.7 g/L (20℃) |
| ???? ???? |
0.0013mmHg at 25°C |
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Xn:Harmful;
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R20/21/22:;
R36/37/38:;
R40:;
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S26:;
S36/37:;
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