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三甲基氢醌

三甲基氢醌用途

Trimethylhydroquinone 是合成维生素E或其他具有抗氧化作用的三甲基对苯二酚衍生物的关键中间体 (intermediate)。

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三甲基氢醌名称

[ CAS 号 ]:
700-13-0

[ 中文名 ]:
三甲基氢醌

[ 英文名 ]:
2,3,5-Trimethyl-1,4-benzenediol

[中文别名 ]:

[英文别名 ]:

2,3,5-Trimethyl-1,4-benzenediol
2,3,5-Trimethylbenzene-1,4-diol
MFCD00002346
1,4-Benzenediol, 2,3,5-trimethyl-
EINECS 211-838-3

三甲基氢醌生物活性

[ 描述 ]:

Trimethylhydroquinone 是合成维生素E或其他具有抗氧化作用的三甲基对苯二酚衍生物的关键中间体 (intermediate)。

[ 相关类别 ]:

研究领域 >> 其他

信号通路 >> 其他 >> 其他

[参考文献]

[1]. Y.Ichikawa, et al. A New Process for the Production of Trimethylhydroquinone. Cite this: Ind. Eng. Chem. Prod. Res. Dev. 1979, 18.

[2]. N Kawasaki, et al. Synthesis of trimethylhydroquinone derivatives as anti-allergic agents with anti-oxidative actions. Chem Pharm Bull (Tokyo). 1999 Feb;47(2):177-81.

三甲基氢醌物理化学性质

[ 密度 ]:
1.1±0.1 g/cm3

[ 沸点 ]:
298.3±35.0 °C at 760 mmHg

[ 熔点 ]:
169-172 °C(lit.)

[ 分子式 ]:
C₉H₁₂O₂

[ 分子量 ]:
152.190

[ 闪点 ]:
146.3±20.5 °C

[ 精确质量 ]:
152.083725

[ PSA ]:
40.46000

[ LogP ]:
2.03

[ 外观性状 ]:
白色至黄色结晶粉末

[ 蒸汽压 ]:
0.0±0.7 mmHg at 25°C

[ 折射率 ]:
1.573

[ 储存条件 ]:
室温

[ 稳定性 ]:
Stable. Combustible. Incompatible with strong oxidizing agents.

[ 水溶解性 ]:
2 g/L (20 ºC)

三甲基氢醌MSDS

三甲基氢醌毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: MX7820000

CHEMICAL NAME :: Hydroquinone, trimethyl-

CAS REGISTRY NUMBER :: 700-13-0

LAST UPDATED :: 199710

DATA ITEMS CITED :: 6

MOLECULAR FORMULA :: C9-H12-O2

MOLECULAR WEIGHT :: 152.21

WISWESSER LINE NOTATION :: QR DQ B1 C1 F1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

DOSE :: 20 mg/kg

SEX/DURATION :: female 4 day(s) pre-mating

TOXIC EFFECTS :: Reproductive - Maternal Effects - ovaries, fallopian tubes Reproductive - Maternal Effects - uterus, cervix, vagina

REFERENCE :: JSICAZ Journal of Scientific and Industrial Research, Section C: Biological Sciences. (New Delhi, India) V.14-21, 1955-62. For publisher information, see IJEBA6. Volume(issue)/page/year: 19,264,1960 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 83814 No. of Facilities: 21 (estimated) No. of Industries: 1 No. of Occupations: 3 No. of Employees: 705 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 83814 No. of Facilities: 4 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 114 (estimated)

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三甲基氢醌安全信息

[ 符号 ]:

GHS05, GHS07, GHS09

[ 信号词 ]:
Danger

[ 危害声明 ]:
H315-H317-H318-H332-H335-H410

[ 警示性声明 ]:
P261-P273-P280-P305 + P351 + P338-P501

[ 个人防护装备 ]:
dust mask type N95 (US);Eyeshields;Faceshields;Gloves

[ 危害码 (欧洲) ]:
Xn:Harmful

[ 风险声明 (欧洲) ]:
R20;R37/38;R41;R43;R50/53

[ 安全声明 (欧洲) ]:
S24-S26-S37/39-S60-S61

[ 危险品运输编码 ]:
UN 3077 9/PG 3

[ WGK德国 ]:
2

[ RTECS号 ]:
MX7820000

[ 危险类别 ]:
9.0

[ 海关编码 ]:
2907299090

三甲基氢醌合成路线

三甲基氢醌上下游产品

三甲基氢醌上游产品

三甲基氢醌下游产品

三甲基氢醌制备

由1,2,4-三甲苯经磺化、硝化、还原、氧化得到2,3,5-三甲基对苯二醌（[935-92-2]）。2,3,5-三甲基对苯二醌为黄色针状结晶，熔点32℃（38-29.5℃），沸点53℃（53Pa）。上述步骤生产的产品，一般得到石油醚或汽油的溶液。在2,3,5-三甲基对苯二醌的汽油（或石油醚）溶液中，搅拌下加入保险粉溶液，室温搅拌3h，过滤，滤饼用0.5%保险粉溶液洗涤，干燥，得三甲基对苯二酚。

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三甲基氢醌海关

[ 海关编码 ]: 2907299090

[ 中文概述 ]:
2907299090 其他多元酚，酚醇。监管条件:AB(入境货物通关单,出境货物通关单)。增值税率:17.0%。退税率:9.0%。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

[ 监管条件 ]: A.入境货物通关单 B.出境货物通关单

[ 检验检疫 ]: R.进口食品卫生监督检验 S.出口食品卫生监督检验 M.进口商品检验 N.出口商品检验

[ Summary ]:
2907299090 polyphenols; phenol-alcohols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:5.5%。general tariff:30.0%

三甲基氢醌文献

Dioxygenative cleavage of C-methylated hydroquinones and 2,6-dichlorohydroquinone by Pseudomonas sp. HH35.

Biochim. Biophys. Acta 1568(1) , 83-9, (2001)

The dioxygenolytic catabolism of five C-methylated hydroquinones and 2,6-dichlorohydroquinone in Pseudomonas sp. strain HH35 was elucidated. This organism, which is known to catabolise 2,6-dimethylhyd...

Chain-breaking antioxidant activity of reduced forms of mitochondria-targeted quinones, a novel type of geroprotectors.

Aging (Albany. NY.) 1 , 481-9, (2010)

The chain-breaking antioxidant activities of reduced form of novel type of geroprotectors, mitochondria-targeted quinones (QH(2)) have quantitatively been measured for the first time. To this end, the...

Electron transfer through the isolated mitochondrial cytochrome b-c1 complex.

Biochim. Biophys. Acta 722(2) , 271-80, (1983)

(1) A kinetic analysis of electron donation into and through the cytochrome b-c1 complex isolated from bovine heart mitochondria has been undertaken, using trimethoquinol as the donor. (2) Rate consta...

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三甲基氢醌

三甲基氢醌用途

三甲基氢醌名称

三甲基氢醌生物活性

三甲基氢醌物理化学性质

三甲基氢醌MSDS

详细MSDS(安全技术说明书)

三甲基氢醌毒性和生态

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

三甲基氢醌安全信息

三甲基氢醌合成路线

详细合成路线

三甲基氢醌上下游产品

三甲基氢醌上游产品

三甲基氢醌下游产品

三甲基氢醌制备

三甲基氢醌海关

三甲基氢醌文献

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