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2,6-二甲基四氢-4h-吡喃-4-酮

2,6-二甲基四氢-4h-吡喃-4-酮名称

[ CAS 号 ]:
1073-79-6

[ 中文名 ]:
2,6-二甲基四氢-4H-吡喃-4-酮

[ 英文名 ]:
2,6-DIMETHYLTETRAHYDRO-4H-PYRAN-4-ONE

[英文别名 ]:

2,6-DIMETHYLTETRAHYDRO-4H-PYRAN-4-ONE
2,6-Dimethyl-2,3,5,6-tetrahydro-4H-pyran-4-one
2,6-Dimethyl-tetrahydro-pyran-4-on
4H-Pyran-4-one,tetrahydro-2,6-dimethyl
Dimethyltetrahydropyrone
4H-Pyran-4-one, tetrahydro-2,6-dimethyl-
2,6-dimethyltetrahydropyran-4-one
Tetrahydro-2,6-dimethyl-4H-pyran-4-one
2,2-DIMETHYL-4-OXOCYCLOHEXANECARBOXYLIC ACID
2,6,-Dimethylpyran-4-on

2,6-二甲基四氢-4h-吡喃-4-酮物理化学性质

[ 密度 ]:
1.0±0.1 g/cm3

[ 沸点 ]:
185.1±15.0 °C at 760 mmHg

[ 分子式 ]:
C₇H₁₂O₂

[ 分子量 ]:
128.169

[ 闪点 ]:
65.5±13.9 °C

[ 精确质量 ]:
128.083725

[ PSA ]:
26.30000

[ LogP ]:
0.20

[ 蒸汽压 ]:
0.7±0.4 mmHg at 25°C

[ 折射率 ]:
1.424

2,6-二甲基四氢-4h-吡喃-4-酮毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UQ1311000

CHEMICAL NAME :: 4H-Pyran-4-one, tetrahydro-2,6-dimethyl-

CAS REGISTRY NUMBER :: 1073-79-6

LAST UPDATED :: 198909

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C7-H12-O2

MOLECULAR WEIGHT :: 128.19

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 31,60,1949

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 31,60,1949 ** ACUTE TOXICITY DATA **

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 3400 mg/kg

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

REFERENCE :: JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 31,60,1949

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 4000 ppm/4H

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

REFERENCE :: JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 31,60,1949

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2,6-二甲基四氢-4h-吡喃-4-酮安全信息

[ 危害码 (欧洲) ]:
F: Flammable;

[ 海关编码 ]:
2932999099

2,6-二甲基四氢-4h-吡喃-4-酮合成路线

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2,6-二甲基四氢-4h-吡喃-4-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%