< 生产厂家价格 >

5-甲基苯并[d][1,3]二氧杂环戊烷

5-甲基苯并[d][1,3]二氧杂环戊烷名称

[ CAS 号 ]:
7145-99-5

[ 中文名 ]:
3,4-(亚甲二氧基)甲苯

[ 英文名 ]:
3,4-Methylenedioxytoluene

[中文别名 ]:

[英文别名 ]:

Toluene,3,4-methylenedioxy
1,3-Benzodioxole, 5-methyl-
3,4-Methylenedioxytoluene
4-methyl-methylenedioxybenzene
1,3-Benzodioxole,5-methyl
MFCD00005833
1-methyl-3,4-methylenedioxybenzene
EINECS 230-453-1
5-METHYL-1,3-BENZODIOXOLE

5-甲基苯并[d][1,3]二氧杂环戊烷物理化学性质

[ 密度 ]:
1.2±0.1 g/cm3

[ 沸点 ]:
200.4±30.0 °C at 760 mmHg

[ 分子式 ]:
C₈H₈O₂

[ 分子量 ]:
136.148

[ 闪点 ]:
76.1±0.0 °C

[ 精确质量 ]:
136.052429

[ PSA ]:
18.46000

[ LogP ]:
2.54

[ 外观性状 ]:
无色至黄色液体

[ 蒸汽压 ]:
0.5±0.4 mmHg at 25°C

[ 折射率 ]:
1.550

[ 储存条件 ]:
2-8°C，密闭，干燥

5-甲基苯并[d][1,3]二氧杂环戊烷MSDS

5-甲基苯并[d][1,3]二氧杂环戊烷毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DF4921090

CHEMICAL NAME :: 1,3-Benzodioxole, 5-methyl-

CAS REGISTRY NUMBER :: 7145-99-5

LAST UPDATED :: 199706

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C8-H8-O2

MOLECULAR WEIGHT :: 136.16

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD - Lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >500 mg/kg

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

REFERENCE :: CBCCT* "Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. (National Academy of Science Library, 2101 Constitution Ave., NW, Washington, DC 20418) Volume(issue)/page/year: 6,230,1954

点击显示

5-甲基苯并[d][1,3]二氧杂环戊烷安全信息

[ 符号 ]:

GHS05, GHS07

[ 信号词 ]:
Danger

[ 危害声明 ]:
H302-H318

[ 警示性声明 ]:
P280-P305 + P351 + P338

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

[ 危害码 (欧洲) ]:
Xn: Harmful;

[ 风险声明 (欧洲) ]:
R20/21/22;R36/37/38

[ 安全声明 (欧洲) ]:
S23-S24/25

[ 危险品运输编码 ]:
NONH for all modes of transport

[ WGK德国 ]:
3

[ RTECS号 ]:
DF4921090

5-甲基苯并[d][1,3]二氧杂环戊烷合成路线

5-甲基苯并[d][1,3]二氧杂环戊烷上下游产品

5-甲基苯并[d][1,3]二氧杂环戊烷上游产品

5-甲基苯并[d][1,3]二氧杂环戊烷下游产品

5-甲基苯并[d][1,3]二氧杂环戊烷文献

The dimethoxyphenylbenzyl protecting group: an alternative to the p-methoxybenzyl group for protection of carbohydrates.

J. Org. Chem. 78(11) , 5264-72, (2013)

A reliable reagent system for the cleavage of 4-(3,4-dimethoxyphenyl)benzyl (DMPBn) ethers under acidic conditions has been established. Treatment of DMPBn-protected mono- and pseudodisaccharides with...

更多文献