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57543-57-4

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Basic Information
CAS No.: 57543-57-4
Name: 3-Acetyl-5-methoxy-2H-1-benzopyran
Molecular Structure:
Molecular Structure of 57543-57-4 (3-Acetyl-5-methoxy-2H-1-benzopyran)
Formula: C12H12O3
Molecular Weight: 204.24
Synonyms: 5-Methoxy-2H-1-benzopyran-3-yl methyl ketone;Ketone,5-methoxy-2H-1-benzopyran-3-yl methyl;2H-1-BENZOPYRAN,3-ACETYL-5-METHOXY;
Density: 1.174g/cm3
Boiling Point: 364.6°Cat760mmHg
Flash Point: 165.7°C
Safety: Moderately toxic by intraperitoneal route. A flammable liquid. When heated to decomposition it emits acrid smoke and irritating vapors.
PSA: 35.53000
LogP: 2.06000
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  • 1-(5-Methoxy-2H-1-benzopyran-3-yl)-ethanone

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    57543-57-4

    1-(5-Methoxy-2H-1-benzopyran-3-yl)-ethanone

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0

    Shandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. W

    Shandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, s

  •  Shandong Mopai Biotechnology Co., LTD

    China (Mainland)  |  Contact Details

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    Tel:+86-15965530500

    Address:shandong

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Chemistry

IUPAC Name : 1-(5-Methoxy-2H-chromen-3-yl)ethanone
Synonyms: 1-(5-Methoxy-2H-1-benzopyran-3-yl)ethanone ; 2H-1-Benzopyran, 3-acetyl-5-methoxy- ; 5-Methoxy-2H-1-benzopyran-3-yl methyl ketone ; Ethanone, 1-(5-methoxy-2H-1-benzopyran-3-yl)- (9CI) ; Ketone, 5-methoxy-2H-1-benzopyran-3-yl methyl
CAS NO:57543-57-4
Molecular Formula of 1-(5-Methoxy-2H-1-benzopyran-3-yl)-ethanone (CAS NO.57543-57-4) : C12H12O3
Molecular Weight of 1-(5-Methoxy-2H-1-benzopyran-3-yl)-ethanone (CAS NO.57543-57-4) :204.2219
Molecular Structure of 1-(5-Methoxy-2H-1-benzopyran-3-yl)-ethanone (CAS NO.57543-57-4) :
Index of Refraction: 1.551
Surface Tension: 41.2 dyne/cm
Density: 1.174 g/cm3
Flash Point: 165.7 °C
Enthalpy of Vaporization: 61.08 kJ/mol
Boiling Point: 364.6 °C at 760 mmHg
Vapour Pressure: 1.66E-05 mmHg at 25°C

Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 1gm/kg (1000mg/kg)   European Journal of Medicinal Chemistry--Chimie Therapeutique. Vol. 11, Pg. 81, 1976.

 

Safety Profile

Moderately toxic by intraperitoneal route. A flammable liquid. When heated to decomposition it emits acrid smoke and irritating vapors.

Standards and Recommendations

DOT Classification:  3; Label: Flammable Liquid