Chromone

Modify Date: 2025-08-27 12:10:51

Chromone structure	Common Name	Chromone
	CAS Number	491-38-3	Molecular Weight	146.143
	Density	1.2±0.1 g/cm3	Boiling Point	238.5±33.0 °C at 760 mmHg
	Molecular Formula	C₉H₆O₂	Melting Point	55-60 °C(lit.)
	MSDS	N/A	Flash Point	106.5±18.9 °C

Name	chromone
Synonym	More Synonyms

Density	1.2±0.1 g/cm3
Boiling Point	238.5±33.0 °C at 760 mmHg
Melting Point	55-60 °C(lit.)
Molecular Formula	C₉H₆O₂
Molecular Weight	146.143
Flash Point	106.5±18.9 °C
Exact Mass	146.036774
PSA	30.21000
LogP	1.38
Vapour Pressure	0.0±0.5 mmHg at 25°C
Index of Refraction	1.595

Chromone MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GB7887000

CHEMICAL NAME :: Chromone

CAS REGISTRY NUMBER :: 491-38-3

BEILSTEIN REFERENCE NO. :: 0114087

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C9-H6-O2

MOLECULAR WEIGHT :: 146.15

WISWESSER LINE NOTATION :: T66 BO EVJ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 91 mg/kg

TOXIC EFFECTS :: Behavioral - anticonvulsant

REFERENCE :: PMDCAY Progress in Medical Chemistry. (Elsevier Science Pub. Co., Inc., 52 Vanderbilt Ave., New York, NY 10017) V.1- 1961- Volume(issue)/page/year: 9,65,1973

Hazard Codes	Xn
Risk Phrases	22
Safety Phrases	S36/37/39-S26
WGK Germany	3
RTECS	GB7887000
HS Code	2932999099

HS Code	2932999099
Summary	2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

1-Benzopyran-4-one

2,3-Benzo-4-pyrone

Benzo-γ-pyrone

1,4-benopyrone

4H-Chromen-4-one

T66 BO EVJ

1,4-benzopyrone

4-oxo-4H-1-benzopyran

Benzo-g-pyrone

benzopyran-4-one

EINECS 207-737-9

4H-Benzo(b)pyran-4-one

MFCD00024064

4-Chromone

Chromone

4H-1-Benzopyran-4-one

4H-benzo[b]pyran-4-one

Chromen-4-one

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.

Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Chromone
Price: Check
Purity: 99.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Chromone
Price: ￥228.0/1g
Purity: 98.0%
Delivery: 2 Day
Contact: Liu jia
Email: 2130147988@qq.com

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Chromone

Names

Chemical & Physical Properties

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

Safety Information

Synthetic Route

Customs

Synonyms

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.