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4-Oxo-4H-1-benzopyran

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Formula: C9H6O2
CAS: 491-38-3
search Element: benzopyran

Identification

Structural Formula
4-Oxo-4H-1-benzopyran
CAS:
491-38-3
EINECS:
207-737-9
Molecular Formula:
C9H6O2
MDL:
MFCD00024064
Synonym:
2-chromone ; benzo-γ-pyrone ; chromone,99% ; 1,4-benzopyrone ; chromone 99% ; 4-chromenone ; chromen-4-one ; chromone ; benz-γ-pyrone ; 4-chromone




Suppliers

AK Scientific, Inc.
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Prices & Availability




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Properties for 4-Oxo-4H-1-benzopyran

Molecular Weight:
146.14 g·mol−1
Density:
1.248
Melting point:
55-60 °C(lit.)
Boiling point:
239°C
Flash point:
107°C
Physical Description:
white to slightly yellow crystalline powder
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Safety & Transport Information

Risk Codes:
R22 - Harmful if swallowed
Safety Codes:
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection
Hazard Symbols:
Xn
Hazard symbol Xn
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Alternative Distributors of [4-Oxo-4H-1-benzopyran]

Producers or manufacturers change the product range from time to time. The following companies
have appeared as suppliers in the past / currently not verified

Chengdu Qiaofeng Technological Development Co., Ltd. | Jinan Haohua Industry Co., Ltd.

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MSDS:
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