ChemNet > CAS > 91-64-5 Coumarin

91-64-5 Coumarin

????	Coumarin
?? ??	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
???	C₉H₆O₂
???	146.1427
cas??	91-64-5
EC??	202-086-7
?? ??
??	1.248g/cm³
?? ?	68-71℃
???	298°C at 760 mmHg
?? ??	1.594
???	118.3°C
? ???	1.7 g/L (20℃)
???	0.0013mmHg at 25°C
??? ??	Xn:Harmful;
??? ??	R20/21/22:; R36/37/38:; R40:;
?? ??	S26:; S36/37:;

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