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3-甲基四氢-2H-吡喃-2-酮

3-甲基四氢-2H-吡喃-2-酮名称

[ CAS 号 ]:
10603-03-9

[ 中文名 ]:
3-甲基四氢-2H-吡喃-2-酮

[ 英文名 ]:
2-Methyl-5-hydroxypentanoic acid lactone

[英文别名 ]:

3-methyl-tetrahydro-pyran-2-one
3-methyltetrahydro-2h-pyran-2-one
2H-Pyran-2-one,tetrahydro-3-methyl

3-甲基四氢-2H-吡喃-2-酮物理化学性质

[ 密度 ]:
1.001g/cm3

[ 沸点 ]:
215.7ºC at 760mmHg

[ 分子式 ]:
C₆H₁₀O₂

[ 分子量 ]:
114.14200

[ 闪点 ]:
79.8ºC

[ 精确质量 ]:
114.06800

[ PSA ]:
26.30000

[ LogP ]:
0.95950

[ 外观性状 ]:
固体，半固体或液体

[ 蒸汽压 ]:
0.145mmHg at 25°C

[ 折射率 ]:
1.43

[ 储存条件 ]:
-20°C，惰性气体

3-甲基四氢-2H-吡喃-2-酮毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UQ1350000

CHEMICAL NAME :: 2H-Pyran-2-one, tetrahydro-3-methyl-

CAS REGISTRY NUMBER :: 10603-03-9

LAST UPDATED :: 199509

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C6-H10-O2

MOLECULAR WEIGHT :: 114.16

WISWESSER LINE NOTATION :: T6OVTJ C1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 12900 uL/kg

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

REFERENCE :: AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 30,470,1969

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: >10 mL/kg

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

REFERENCE :: AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 30,470,1969

3-甲基四氢-2H-吡喃-2-酮安全信息

[ 危害码 (欧洲) ]:
Xn

[ 海关编码 ]:
2932999099

3-甲基四氢-2H-吡喃-2-酮海关

[ 海关编码 ]: 2932999099

[ 中文概述 ]:
2932999099. 其他仅含氧杂原子的杂环化合物. 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 ]:
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%