2,4-二甲基环丁砜
2,4-二甲基环丁砜用途
作液-液及气-液萃取过程中的溶剂。
2,4-二甲基环丁砜名称
[ CAS 号 ]:
1003-78-7
[ 中文名 ]:
2,4-二甲基环丁砜
[ 英文名 ]:
2,4-dimethylsulfolane
[中文别名 ]:
[英文别名 ]:
- 2,4-Dimethyltetrahydrothiophene-1,1-dioxide
- MFCD00005485
- 2.4-Dimethyl-tetrahydrothiophen-1.1-dioxyd
- 2,4-Dimethyl sulfolane
- EINECS 213-716-5
- 2,4-Dimethyl-sulfolan
- 2,4-DIAMINOPYRIMIDINE-5-CARBOXALDEHYDE
- 2,4-Dimethyl-tetrahydro-thiophen-1,1-dioxid
- 2,4-Dimethyltetrahydrothiophene dioxide
- 2,4-Dimethyltetramethylene sulfone
2,4-二甲基环丁砜物理化学性质
[ 密度 ]:
1.136 g/mL at 25 °C(lit.)
[ 沸点 ]:
281 °C(lit.)
[ 熔点 ]:
−3 °C(lit.)
[ 分子式 ]:
C6H12O2S
[ 分子量 ]:
148.22300
[ 闪点 ]:
294 °F
[ 精确质量 ]:
148.05600
[ PSA ]:
42.52000
[ LogP ]:
1.91030
[ 外观性状 ]:
透明淡棕色液体
[ 蒸汽压 ]:
0.00688mmHg at 25°C
[ 折射率 ]:
n20/D 1.473(lit.)
2,4-二甲基环丁砜MSDS
2,4-二甲基环丁砜毒性和生态
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- XN0525000
- CHEMICAL NAME :
- Thiophene, tetrahydro-2,4-dimethyl-, 1,1-dioxide
- CAS REGISTRY NUMBER :
- 1003-78-7
- BEILSTEIN REFERENCE NO. :
- 0111239
- LAST UPDATED :
- 199707
- DATA ITEMS CITED :
- 7
- MOLECULAR FORMULA :
- C6-H12-O2-S
- MOLECULAR WEIGHT :
- 148.24
- WISWESSER LINE NOTATION :
- T5SWTJ B1 D1
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 100 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- SCCUR* Shell Chemical Company. Unpublished Report. (2401 Crow Canyon Rd., San Romon, CA 94583) Volume(issue)/page/year: -,4,1961
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 140 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- SCCUR* Shell Chemical Company. Unpublished Report. (2401 Crow Canyon Rd., San Romon, CA 94583) Volume(issue)/page/year: -,4,1961
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 72 mg/kg
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold
- REFERENCE :
- AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 32,539,1971
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 61 mg/kg
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold
- REFERENCE :
- AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 32,539,1971
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 115 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- SCCUR* Shell Chemical Company. Unpublished Report. (2401 Crow Canyon Rd., San Romon, CA 94583) Volume(issue)/page/year: -,4,1961
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 3600 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- SCCUR* Shell Chemical Company. Unpublished Report. (2401 Crow Canyon Rd., San Romon, CA 94583) Volume(issue)/page/year: -,4,1961
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 36 mg/kg
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold
- REFERENCE :
- AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 32,539,1971
2,4-二甲基环丁砜安全信息
[ 危害码 (欧洲) ]:
T: Toxic;
[ 风险声明 (欧洲) ]:
R25
[ 安全声明 (欧洲) ]:
S26-S36/37/39-S45
[ 危险品运输编码 ]:
UN 2810 6.1/PG 3
[ WGK德国 ]:
3
[ RTECS号 ]:
XN0525000
[ 海关编码 ]:
2934999090
2,4-二甲基环丁砜上下游产品
2,4-二甲基环丁砜上游产品
2,4-二甲基环丁砜下游产品
2,4-二甲基环丁砜海关
[ 海关编码 ]: 2934999090
[ 中文概述 ]:
2934999090. 其他杂环化合物. 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 ]:
2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%
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