5-methylchromen-2-one

5-methylchromen-2-one名称

[ CAS 号 ]:
42286-84-0

[ 英文名 ]:
5-methylchromen-2-one

[英文别名 ]:

COUMARIN,5-METHYL
5-methyl-chromen-2-one
2H-1-Benzopyran-2-one,5-methyl
5-methyl-2H-1-benzopyran-2-one
5-Methyl-2H-1-benzopyran-2-on
5-methylchromone
5-Methylcoumarin
5-Methyl-cumarin

5-methylchromen-2-one物理化学性质

[ 密度 ]:
1.2g/cm3

[ 沸点 ]:
310.3ºC at 760 mmHg

[ 分子式 ]:
C₁₀H₈O₂

[ 分子量 ]:
160.16900

[ 闪点 ]:
127.1ºC

[ 精确质量 ]:
160.05200

[ PSA ]:
30.21000

[ LogP ]:
2.10140

[ 折射率 ]:
1.583

5-methylchromen-2-one毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GN7791500

CHEMICAL NAME :: Coumarin, 5-methyl-

CAS REGISTRY NUMBER :: 42286-84-0

BEILSTEIN REFERENCE NO. :: 0121650

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C10-H8-O2

MOLECULAR WEIGHT :: 160.18

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 261 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold

REFERENCE :: YKKZAJ Yakugaku Zasshi. Journal of Pharmacy. (Nippon Yakugakkai, 2-12-15 Shibuya, Shibuya-ku, Tokyo 150, Japan) No.1- 1881- Volume(issue)/page/year: 76,186,1956

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5-methylchromen-2-one安全信息

[ 海关编码 ]:
2932209090

5-methylchromen-2-one合成路线

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5-methylchromen-2-one海关

[ 海关编码 ]: 2932209090

[ 中文概述 ]:
2932209090. 其他内酯. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%

[ 申报要素 ]: 品名, 成分含量, 用途

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