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644-06-4 Precocene II

product Name Precocene II
CAS No 644-06-4
Synonyms 6,7-Dimethoxy-2,2-dimethyl-3-chromene; 6,7-dimethoxy-2,2-dimethyl-2H-chromene
Molecular Formula C13H16O3
Molecular Weight 220.2643
InChI InChI=1/C13H16O3/c1-13(2)6-5-9-7-11(14-3)12(15-4)8-10(9)16-13/h5-8H,1-4H3
EINECS 211-408-5
Molecular Structure 644-06-4 Precocene II
Density 1.063g/cm3
Melting point 44-47℃
Boiling point 300.4°C at 760 mmHg
Refractive index 1.513
Flash point 100°C
Vapour Pressur 0.00201mmHg at 25°C
Hazard Symbols
Risk Codes
Safety Description S24/25:Avoid contact with skin and eyes.;
MSDS Material Safety Data Sheet