4-Oxo-4H-1-benzopyran | CAS 491-38-3

Element: benzopyran

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C-S » Chemicals » oxo-benzopyran-PX2437355

Identification

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.

AS11973591

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Prices & Availability

Data is processed

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

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:

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.