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42059-81-4

42059-81-4 structure
42059-81-4 structure

Name 6-methyl-4-oxochromene-3-carbaldehyde
Synonyms 3-Formyl-6-methylchromone
methyloxochromenecarbaldehyde
6-methylchromone-3-carboxaldehyde
6-methyl-4-chromone-3-carbaldehyde
6-methyl-4-oxo-4H-1-benzopyran-3-carboxaldehyde
6-methyl-4-oxo-4H-chromene-3-carbaldehyde
MFCD00138943
Density 1.364g/cm3
Boiling Point 335.1ºC at 760 mmHg
Melting Point 172-173 °C(lit.)
Molecular Formula C11H8O3
Molecular Weight 188.17900
Flash Point 150.3ºC
Exact Mass 188.04700
PSA 47.28000
LogP 1.91390
Index of Refraction 1.664
Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes Xi
Safety Phrases S24/25
RIDADR NONH for all modes of transport
WGK Germany 3
HS Code 2914400090
HS Code 2914400090
Summary 2914400090 other ketone-alcohols and ketone-aldehydes。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%