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5219-17-0

Basic Information
CAS No.: 5219-17-0
Name: 4-ETHYL-7-HYDROXY-3-(P-METHOXYPHENYL)-DIHYDRO-1-BENZOPYRAN-2-ONE
Molecular Structure:
Molecular Structure of 5219-17-0 (4-ETHYL-7-HYDROXY-3-(P-METHOXYPHENYL)-DIHYDRO-1-BENZOPYRAN-2-ONE)
Formula: C18H16 O4
Molecular Weight: 296.323
Synonyms: Coumarin,4-ethyl-7-hydroxy-3-(p-methoxyphenyl)- (7CI,8CI);3-(p-Methoxyphenyl)-4-ethyl-7-hydroxycoumarin;4-Ethyl-7-hydroxy-3-(p-methoxyphenyl)coumarin; NSC 82441; SC 7801
Density: 1.248g/cm3
Boiling Point: 508°Cat760mmHg
Flash Point: 188.2°C
Hazard Symbols: A reproductive hazard.
Safety: Experimental reproductive effects. When heated to decomposition it emits acrid smoke and irritating vapors.
PSA: 59.67000
LogP: 3.73660
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    hight degree of purity Application:Fine chemical intermediates, used as the main raw material for he synthesis of various pesticides, medicines, surfactants, polymer monomers, Ond Ontifungal agents

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  • 2H-1-Benzopyran-2-one,4-ethyl-7-hydroxy-3-(4-methoxyphenyl)- cas  5219-17-0

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    2H-1-Benzopyran-2-one,4-ethyl-7-hydroxy-3-(4-methoxyphenyl)- cas 5219-17-0Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

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Chemistry

Product Name: 4-Ethyl-7-hydroxy-3-(p-methoxyphenyl)coumarin (CAS NO.5219-17-0)


Molecular Formula: C18H16O4
Molecular Weight: 296.34g/mol
Mol File: 5219-17-0.mol
Boiling point: 508 °C at 760 mmHg
Flash Point: 188.2 °C
Density: 1.248 g/cm3
Surface Tension: 48.4 dyne/cm
Enthalpy of Vaporization: 80.76 kJ/mol
Vapour Pressure: 6.1E-11 mmHg at 25°C
XLogP3-AA: 3.5
H-Bond Donor: 1
H-Bond Acceptor: 4
Structure Descriptors of 4-Ethyl-7-hydroxy-3-(p-methoxyphenyl)coumarin (CAS NO.5219-17-0):
  IUPAC Name: 4-Ethyl-7-hydroxy-3-(4-methoxyphenyl)chromen-2-one
  Canonical SMILES: CCC1=C(C(=O)OC2=C1C=CC(=C2)O)C3=CC=C(C=C3)OC
  InChI: InChI=1S/C18H16O4/c1-3-14-15-9-6-12(19)10-16(15)22-18(20)17(14)11-4-7-13(21-2)8-5-11/h4-10,19H,3H2,1-2H3  
  InChIKey: OFVOGSOIXOYRRC-UHFFFAOYSA-N

Safety Profile

Experimental reproductive effects. When heated to decomposition it emits acrid smoke and irritating vapors.

Specification

 4-Ethyl-7-hydroxy-3-(p-methoxyphenyl)coumarin , its CAS NO. is 5219-17-0, the synonyms are 4-18-00-01864 (Beilstein Handbook Reference) ; BRN 0272991 ; NSC 82441 ; SC 7801 ; 2H-1-Benzopyran-2-one, 4-ethyl-7-hydroxy-3-(4-
methoxyphenyl)- (9CI) ; Coumarin, 4-ethyl-7-hydroxy-3-(p-methoxyphenyl)- .