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2-乙基-4-羟基-5-甲基-3(2H)-呋喃酮

2-乙基-4-羟基-5-甲基-3(2H)-呋喃酮名称

[ CAS 号 ]:
27538-10-9

[ 中文名 ]:
2-乙基-4-羟基-5-甲基-3(2H)-呋喃酮

[ 英文名 ]:
4-Hydroxy-5-methyl-2-propyl-3(2H)-furanone

[中文别名 ]:

5-甲基-2-乙基-4-羟基-3(2H)-呋喃酮

[英文别名 ]:

3(2H)-Furanone, 2-ethyl-4-hydroxy-5-methyl-
Ethyl furaneol
UNII:VRF4YF0C3X
3(2H)-Furanone, 4-hydroxy-5-methyl-2-propyl-
4-Hydroxy-5-methyl-2-propyl-3(2H)-furanone
MFCD00191360
2-Ethyl-4-hydroxy-5-methyl-3(2H)-furanone
EINECS 248-514-6
T5O CV BHJ B2 DQ E1

2-乙基-4-羟基-5-甲基-3(2H)-呋喃酮物理化学性质

[ 密度 ]:
1.2±0.1 g/cm3

[ 沸点 ]:
231.0±40.0 °C at 760 mmHg

[ 分子式 ]:
C₇H₁₀O₃

[ 分子量 ]:
142.152

[ 闪点 ]:
93.5±20.8 °C

[ 精确质量 ]:
142.062988

[ PSA ]:
46.53000

[ LogP ]:
0.87

[ 外观性状 ]:
液体;Light orange to Yellow to Green clear liquid

[ 蒸汽压 ]:
0.0±1.0 mmHg at 25°C

[ 折射率 ]:
1.501

[ 储存条件 ]:
存放于惰性气体之中;避免空气

2-乙基-4-羟基-5-甲基-3(2H)-呋喃酮MSDS

2-乙基-4-羟基-5-甲基-3(2H)-呋喃酮毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: LU4250000

CHEMICAL NAME :: 3(2H)-Furanone, 2-ethyl-4-hydroxy-5-methyl-

CAS REGISTRY NUMBER :: 27538-10-9

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C7-H10-O3

MOLECULAR WEIGHT :: 142.17

WISWESSER LINE NOTATION :: T5O CV BHJ B2 DQ E1

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 :: 1932 mg/kg

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

REFERENCE :: DCTODJ Drug and Chemical Toxicology. (Marcel Dekker, 270 Madison Ave., New York, NY 10016) V.1- 1977/78- Volume(issue)/page/year: 3,249,1980

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2-乙基-4-羟基-5-甲基-3(2H)-呋喃酮安全信息

[ 危害码 (欧洲) ]:
Xi

[ 风险声明 (欧洲) ]:
R22

[ 安全声明 (欧洲) ]:
S23-S36

[ WGK德国 ]:
3

[ RTECS号 ]:
LU4250000

[ 海关编码 ]:
2932190090

2-乙基-4-羟基-5-甲基-3(2H)-呋喃酮合成路线

2-乙基-4-羟基-5-甲基-3(2H)-呋喃酮上下游产品

2-乙基-4-羟基-5-甲基-3(2H)-呋喃酮上游产品

2-乙基-4-羟基-5-甲基-3(2H)-呋喃酮下游产品

2-乙基-4-羟基-5-甲基-3(2H)-呋喃酮海关

[ 海关编码 ]: 2932190090

[ 中文概述 ]:
2932190090 其他结构上有非稠合呋喃环化合物. 增值税率:17.0% 退税率:9.0% 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 ]:
2932190090 other compounds containing an unfused furan ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%