2H-Pyran,2-ethoxy-3,4-dihydro-4-methyl-

2H-Pyran,2-ethoxy-3,4-dihydro-4-methyl-名称

[ CAS 号 ]:
10138-44-0

[ 英文名 ]:
2H-Pyran,2-ethoxy-3,4-dihydro-4-methyl-

[英文别名 ]:

2H-Pyran,2-ethoxy-3,4-dihydro-4-methyl
2H-Pyran,4-dihydro-4-methyl
opt. Inakt. 2-Ethoxy-4-methyl-3.4-dihydro-2H-pyran
2-Ethoxy-4-methyl-3,4-dihydropyran
2-ethoxy-2,3-dihydro-4-methyl-4H-pyran
2H-Pyran,3,4-dihydro-2-ethoxy-4-methyl
2-Ethoxy-4-methyl-2,3-dihydro-4H-pyran
2-Aethoxy-4-methyl-3,4-dihydro-2H-pyran

2H-Pyran,2-ethoxy-3,4-dihydro-4-methyl-物理化学性质

[ 密度 ]:
0.95g/cm3

[ 沸点 ]:
184.8ºC at 760mmHg

[ 分子式 ]:
C₈H₁₄O₂

[ 分子量 ]:
142.19600

[ 闪点 ]:
58.3ºC

[ 精确质量 ]:
142.09900

[ PSA ]:
18.46000

[ LogP ]:
1.91910

[ 蒸汽压 ]:
0.986mmHg at 25°C

[ 折射率 ]:
1.453

2H-Pyran,2-ethoxy-3,4-dihydro-4-methyl-毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UP9100000

CHEMICAL NAME :: 2H-Pyran, 2-ethoxy-3,4-dihydro-4-methyl-

CAS REGISTRY NUMBER :: 10138-44-0

LAST UPDATED :: 199806

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C8-H14-O2

MOLECULAR WEIGHT :: 142.22

WISWESSER LINE NOTATION :: T6O BUTJ D1 FO2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,803,1986

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,803,1986 ** 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 :: AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 10,61,1954

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 1060 uL/kg

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

REFERENCE :: AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 10,61,1954

2H-Pyran,2-ethoxy-3,4-dihydro-4-methyl-安全信息

[ 海关编码 ]:
2932999099

2H-Pyran,2-ethoxy-3,4-dihydro-4-methyl-合成路线

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2H-Pyran,2-ethoxy-3,4-dihydro-4-methyl-上下游产品

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2H-Pyran,2-ethoxy-3,4-dihydro-4-methyl-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%