2H-Pyran,2-ethoxy-3,4-dihydro-4-methyl-
- 中文别名：2-乙氧基-3,4-二氢-4-甲基-2H-吡喃
- 英文别名：2-ethoxy-4-methyl-3,4-dihydro-2H-pyran;
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
- CAS No.：10138-44-0
- 分子式：C8H14O2
- 分子量：142.22
- 精确分子量：142.09900
- PSA：18.46000
- InChI：The Key: FYICJILYYFSSLQ-UHFFFAOYSA-N
- 分子结构式：
物化性质
- 密度：
- 0.95g/cm3
- 沸点：
- 184.8ºC at 760mmHg
- 闪点：
- 58.3ºC
- 折射率：
- 1.453
- 蒸汽压：
- 0.986mmHg at 25°C
安全信息
- 密度：
- 0.95g/cm3
- 沸点：
- 184.8ºC at 760mmHg
- 闪点：
- 58.3ºC
- 折射率：
- 1.453
- 蒸汽压：
- 0.986mmHg at 25°C
毒理性
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
海关数据
中国海关编码：2932999099
- 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
- 摘要/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%
