4-Hydroxy-3-(p-tolyl)-2H-1-benzopyran-2-one

Modify Date: 2025-09-06 16:19:57

4-Hydroxy-3-(p-tolyl)-2H-1-benzopyran-2-one structure	Common Name	4-Hydroxy-3-(p-tolyl)-2H-1-benzopyran-2-one
	CAS Number	73791-19-2	Molecular Weight	252.26500
	Density	1.324g/cm3	Boiling Point	406.1ºC at 760 mmHg
	Molecular Formula	C₁₆H₁₂O₃	Melting Point	N/A
	MSDS	N/A	Flash Point	153.2ºC

Name	4-hydroxy-3-(4-methylphenyl)chromen-2-one
Synonym	More Synonyms

Density	1.324g/cm3
Boiling Point	406.1ºC at 760 mmHg
Molecular Formula	C₁₆H₁₂O₃
Molecular Weight	252.26500
Flash Point	153.2ºC
Exact Mass	252.07900
PSA	50.44000
LogP	3.47400
Index of Refraction	1.663
InChIKey	VFOIMQUAPALECW-UHFFFAOYSA-N
SMILES	Cc1ccc(-c2c(O)c3ccccc3oc2=O)cc1

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GN7648500

CHEMICAL NAME :: Coumarin, 4-hydroxy-3-(p-tolyl)-

CAS REGISTRY NUMBER :: 73791-19-2

BEILSTEIN REFERENCE NO. :: 1287628

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C16-H12-O3

MOLECULAR WEIGHT :: 252.28

WISWESSER LINE NOTATION :: T66 BO CVJ EQ DR D1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 250 mg/kg

TOXIC EFFECTS :: Behavioral - altered sleep time (including change in righting reflex) Behavioral - muscle contraction or spasticity Lungs, Thorax, or Respiration - respiratory stimulation

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 14,29,1964

4-hydroxy-3-p-tolyl-chromen-2-one

4-hydroxy-3-p-tolyl-2H-chromen-2-one

4-hydroxy-3-p-tolylcoumarin

4-Hydroxy-3-p-tolyl-cumarin

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4-Hydroxy-3-(p-tolyl)-2H-1-benzopyran-2-one
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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Email: enquiry@dycnchem.com

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