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甲基叔丁基醚

甲基叔丁基醚用途

甲基叔丁基醚用于汽油添加剂,代替无铅汽油
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甲基叔丁基醚名称

[ CAS 号 ]:
1634-04-4

[ 中文名 ]:
甲基叔丁基醚

[ 英文名 ]:
Methyl tert-butyl ether

[中文别名 ]:

[英文别名 ]:

甲基叔丁基醚物理化学性质

[ 密度 ]:
0.8±0.1 g/cm3

[ 沸点 ]:
55.2±0.0 °C at 760 mmHg

[ 熔点 ]:
-110 °C

[ 分子式 ]:
C5H12O

[ 分子量 ]:
88.148

[ 闪点 ]:
-10.0±0.0 °C

[ 精确质量 ]:
88.088814

[ PSA ]:
9.23000

[ LogP ]:
1.15

[ 外观性状 ]:
透明液体

[ 蒸汽密度 ]:
3.1 (vs air)

[ 蒸汽压 ]:
251.3±0.1 mmHg at 25°C

[ 折射率 ]:
1.375

[ 储存条件 ]:
−20°C

[ 稳定性 ]:
Stable, but may form explosive peroxides in contact with air. Extremely flammable - note low flash point. Incompatible with strong oxidizing agents.

[ 水溶解性 ]:
51 g/L (20 ºC)

[ 凝固点 ]:
-108.6℃

甲基叔丁基醚MSDS

甲基叔丁基醚毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :
KN5250000
CHEMICAL NAME :
Ether, tert-butyl methyl
CAS REGISTRY NUMBER :
1634-04-4
BEILSTEIN REFERENCE NO. :
1730942
LAST UPDATED :
199712
DATA ITEMS CITED :
22
MOLECULAR FORMULA :
C5-H12-O
MOLECULAR WEIGHT :
88.17

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 :
4 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: PB87-174603
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
23576 ppm/4H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: PB87-174603
TYPE OF TEST :
LD - Lethal dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>148 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JSGRA2 Journal of Surgical Research. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1961- Volume(issue)/page/year: 53,572,1992
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
148 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JSGRA2 Journal of Surgical Research. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1961- Volume(issue)/page/year: 53,572,1992
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
5960 uL/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CHHTAT Zhonghua Yixue Zazhi. Chinese Medical Journal. (China International Book Trading Corp., POB 2820, Beijing, Peop. Rep. China) V.1- 1915- Suspended 1967-72. Volume(issue)/page/year: 70,172,1990
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
141 gm/m3/15M
TOXIC EFFECTS :
Behavioral - general anesthetic
REFERENCE :
ANESAV Anesthesiology. (Lippincott/Harper, Journal Fulfillment Dept., 2350 Virginia Ave., Hagerstown, MD 21740) V.1- 1940- Volume(issue)/page/year: 11,455,1950
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1700 uL/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CHHTAT Zhonghua Yixue Zazhi. Chinese Medical Journal. (China International Book Trading Corp., POB 2820, Beijing, Peop. Rep. China) V.1- 1915- Suspended 1967-72. Volume(issue)/page/year: 70,172,1990 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
20 gm/kg/14D-I
TOXIC EFFECTS :
Kidney, Ureter, Bladder - changes in bladder weight Blood - changes in erythrocyte (RBC) count Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
JACTDZ Journal of the American College of Toxicology. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1-12, 1982-1993. Discontinued. Volume(issue)/page/year: 9(5),525,1990
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
27 gm/kg/90D-I
TOXIC EFFECTS :
Kidney, Ureter, Bladder - changes in bladder weight Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Nutritional and Gross Metabolic - changes in calcium
REFERENCE :
JACTDZ Journal of the American College of Toxicology. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1-12, 1982-1993. Discontinued. Volume(issue)/page/year: 9(5),525,1990
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1516 ppm/6H/10D-I
TOXIC EFFECTS :
Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis)
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 143,301,1997 ** REPRODUCTIVE DATA **
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
DOSE :
8000 ppm/6H
SEX/DURATION :
multigeneration
TOXIC EFFECTS :
Reproductive - Effects on Newborn - viability index (e.g., # alive at day 4 per # born alive) Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight gain)
REFERENCE :
JJATDK JAT, Journal of Applied Toxicology. (John Wiley & Sons Ltd., Baffins Lane, Chichester, W. Sussex PO19 1UD, UK) V.1- 1981- Volume(issue)/page/year: 17(S1),S13,1997
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
DOSE :
4000 ppm/6H
SEX/DURATION :
female 6-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
JJATDK JAT, Journal of Applied Toxicology. (John Wiley & Sons Ltd., Baffins Lane, Chichester, W. Sussex PO19 1UD, UK) V.1- 1981- Volume(issue)/page/year: 17(S1),S21,1997
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
DOSE :
8000 ppm/6H
SEX/DURATION :
female 6-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Specific Developmental Abnormalities - craniofacial (including nose and tongue) Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
JJATDK JAT, Journal of Applied Toxicology. (John Wiley & Sons Ltd., Baffins Lane, Chichester, W. Sussex PO19 1UD, UK) V.1- 1981- Volume(issue)/page/year: 17(S1),S21,1997 *** REVIEWS *** ACGIH TLV-Animal carcinogen DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 ACGIH TLV-TWA 144 mg/m3 (40 ppm) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 100 mg/m3 JAN 1993 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X4267 No. of Facilities: 614 (estimated) No. of Industries: 6 No. of Occupations: 9 No. of Employees: 5996 (estimated) No. of Female Employees: 1783 (estimated)
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甲基叔丁基醚安全信息

[ 符号 ]:

GHS02, GHS07

[ 信号词 ]:
Danger

[ 危害声明 ]:
H225-H315

[ 警示性声明 ]:
P210

[ 个人防护装备 ]:
Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US)

[ 危害码 (欧洲) ]:
F:Flammable

[ 风险声明 (欧洲) ]:
R11;R38

[ 安全声明 (欧洲) ]:
S9-S16-S24-S45-S36/37

[ 危险品运输编码 ]:
UN 2398 3/PG 2

[ WGK德国 ]:
3

[ RTECS号 ]:
KN5250000

[ 包装等级 ]:
II

[ 危险类别 ]:
3

[ 海关编码 ]:
2909199090

甲基叔丁基醚合成路线

甲基叔丁基醚上下游产品

甲基叔丁基醚制备

1.以混合丁烯和甲醇为原料,在酸性催化剂存在下,进行放热反应而得。具有代表性的工艺是德国赫斯和意大利斯纳姆普罗吉蒂法。美国化学研究、许可证公司和新化学公司开发的一种催化精馏新工艺已于1981年开始应用。此法把催化固定床反应器与蒸馏塔合于同一设备内,利用反应的释热于甲基叔丁基醚的蒸馏提纯,使过程的能耗降低。原料消耗定额:甲醇361kg/t、异丁烯(100%)650kg/t。

2.以混合丁烯和甲醇为原料,在酸性催化剂存在下,进行放热反应而得。反应后的混合物经分离精制,把未反应的甲醇、C4馏分除去,得到一定纯度的甲基叔丁基醚。

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甲基叔丁基醚海关

[ 海关编码 ]: 2909199090

[ 中文概述 ]:
2909199090. 其他无环醚及其卤化衍生物(包括磺化,硝化或亚硝化衍生物). 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:5.5%. 普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途

[ Summary ]:
2909199090. other acyclic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

甲基叔丁基醚文献

Cellular uptake kinetics of bortezomib in relation to efficacy in myeloma cells and the influence of drug transporters.

Cancer Chemother. Pharmacol. 75(2) , 281-91, (2015)

Despite overall successful application to multiple myeloma patients, clinical efficacy of the proteasome inhibitor bortezomib is typically challenged by primary and secondary resistance of unknown ori...

Mechanistic Scrutiny Identifies a Kinetic Role for Cytochrome b5 Regulation of Human Cytochrome P450c17 (CYP17A1, P450 17A1).

PLoS ONE 10 , e0141252, (2015)

Cytochrome P450c17 (P450 17A1, CYP17A1) is a critical enzyme in the synthesis of androgens and is now a target enzyme for the treatment of prostate cancer. Cytochrome P450c17 can exhibit either one or...

Metabolic study of androsta-1,4,6-triene-3,17-dione in horses using liquid chromatography/high resolution mass spectrometry.

J. Steroid Biochem. Mol. Biol. 152 , 142-54, (2015)

Androsta-1,4,6-triene-3,17-dione (ATD) is an irreversible steroidal aromatase inhibitor and is marketed as a supplement. It has been reported to effectively reduce estrogen biosynthesis and significan...


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【甲基叔丁基醚】化源网提供甲基叔丁基醚CAS号1634-04-4,甲基叔丁基醚MSDS及其说明、性质、英文名、生产厂家、作用/用途、分子量、密度、沸点、熔点、结构式等。CAS号查询甲基叔丁基醚上化源网,专业又轻松。>>电脑版:甲基叔丁基醚

标题:甲基叔丁基醚_MSDS_用途_密度_甲基叔丁基醚CAS号【1634-04-4】_化源网 地址:https://m.chemsrc.com/mip/cas/1634-04-4_829330.html