6,7-Dihydroxy-4-methyl-2H-chromen-2-one

Names

[ CAS No. ]:
529-84-0

[ Name ]:
6,7-Dihydroxy-4-methyl-2H-chromen-2-one

[Synonym ]:
6,7-Dihydroxy-4-methylcoumarin
4-Methylesculetin
EINECS 208-470-0
MFCD00006859
6,7-Dihydroxy-4-methyl-2H-chromen-2-one
2H-1-Benzopyran-2-one, 6,7-dihydroxy-4-methyl-
6,7-dihydroxy-4-methylchromen-2-one

Biological Activity

[Description]:

4-Methylesculetin is an orally active natural coumarin derivative, with potent anti-oxidant and anti-inflammatory activities. 4-Methylesculetin inhibits myeloperoxidase activity and reduces IL-6 level[1].

[Related Catalog]:

Research Areas >> Inflammation/Immunology

[References]

[1]. Witaicenis A, et al. 4-methylesculetin, a coumarin derivative, ameliorates dextran sulfate sodium-induced intestinal inflammation. Chem Biol Interact. 2018 Jan 25;280:59-63.

Chemical & Physical Properties

[ Density]:
1.5±0.1 g/cm3

[ Boiling Point ]:
455.5±45.0 °C at 760 mmHg

[ Melting Point ]:
274-276 °C(lit.)

[ Molecular Formula ]:
C₁₀H₈O₄

[ Molecular Weight ]:
192.168

[ Flash Point ]:
190.8±22.2 °C

[ Exact Mass ]:
192.042252

[ PSA ]:
70.67000

[ LogP ]:
2.08

[ Vapour Pressure ]:
0.0±1.2 mmHg at 25°C

[ Index of Refraction ]:
1.652

[ Storage condition ]:
2-8°C

[ Water Solubility ]:
DMF: soluble

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GN6384500

CHEMICAL NAME :: Coumarin, 6,7-dihydroxy-4-methyl-

CAS REGISTRY NUMBER :: 529-84-0

BEILSTEIN REFERENCE NO. :: 0162550

LAST UPDATED :: 199701

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C10-H8-O4

MOLECULAR WEIGHT :: 192.18

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 5130 mg/kg

TOXIC EFFECTS :: Cardiac - arrhythmias (including changes in conduction) Cardiac - cardiomegaly Nutritional and Gross Metabolic - body temperature decrease

REFERENCE :: THERAP Therapie. (Doin, Editeurs, 8, Place de l'Odeon, F-75006 Paris, France) V.1- 1946- Volume(issue)/page/year: 20,879,1965

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 3200 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: MPHEAE Medicina et Pharmacologia Experimentalis. (Basel, Switzerland) V.12-17, 1965-67. For publisher information, see PHMGBN. Volume(issue)/page/year: 17,497,1967

Safety Information

[ Hazard Codes ]:
Xi: Irritant;

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S26-S36

[ WGK Germany ]:
2

[ RTECS ]:
GN6384500

[ HS Code ]:
2932209090

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2932209090

[ Summary ]:
2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%