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Merck
CN

32291

Sigma-Aldrich

2,2,4-三甲基戊烷

puriss. p.a., ≥99.5% (GC)

别名:

异辛烷

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About This Item

线性分子式:
(CH3)2CHCH2C(CH3)3
CAS号:
分子量:
114.23
Beilstein:
1696876
EC 号:
MDL编号:
UNSPSC代码:
12191502
PubChem化学物质编号:
NACRES:
NA.21
方案:
≥99.5% (GC)
沸点:
98-99 °C (lit.)
蒸汽压:
41 mmHg ( 21 °C)

蒸汽密度

3.9 (vs air)

质量水平

蒸汽压

41 mmHg ( 21 °C)

等级

puriss. p.a.

方案

≥99.5% (GC)

表单

liquid

自燃温度

745 °F

expl. lim.

6 %

杂质

≤0.0005% free acid (as CH3COOH)
≤0.001% non-volatile matter
≤0.005% S-compounds (as S)
≤0.01% water (Karl Fischer)

折射率

n20/D 1.391 (lit.)
n20/D 1.3915-1.3925

沸点

98-99 °C (lit.)

mp

−107 °C (lit.)

密度

0.692 g/mL at 25 °C (lit.)

痕量阳离子

Al: ≤0.5 mg/kg
B: ≤0.02 mg/kg
Ba: ≤0.1 mg/kg
Ca: ≤0.5 mg/kg
Cd: ≤0.05 mg/kg
Co: ≤0.02 mg/kg
Cr: ≤0.02 mg/kg
Cu: ≤0.02 mg/kg
Fe: ≤0.1 mg/kg
Mg: ≤0.1 mg/kg
Mn: ≤0.02 mg/kg
Ni: ≤0.02 mg/kg
Pb: ≤0.1 mg/kg
Sn: ≤0.1 mg/kg
Zn: ≤0.1 mg/kg

SMILES字符串

CC(C)CC(C)(C)C

InChI

1S/C8H18/c1-7(2)6-8(3,4)5/h7H,6H2,1-5H3

InChI key

NHTMVDHEPJAVLT-UHFFFAOYSA-N

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一般描述

2,2,4-三甲基戊烷(TMP,异辛烷)是饱和的支链烃。据报道对雄性大鼠有肾毒性。研究了TMP在不同温度(198K-348K)和压力(100MPa)下的密度和黏度。它已被确定为无铅汽油中的肾毒性诱导成分。

应用

2,2,4-三甲基戊烷(TMP,异辛烷)可用于评估TMP和环己烷的二元混合物的各种物理性质(密度,黏度,折射率和表面张力)。

其他说明

货号 32291-4X2.5L的产品即将停产。请订购物理性质和规格相同的单瓶32291-2.5L。
货号为32291-4X2.5L-M 的产品即将停产。请订购32291-2.5L-M单瓶装,因为其物理参数与上述产品本质相同。
仅适用于德国:unversteuert

警示用语:

Danger

危险分类

Aquatic Acute 1 - Aquatic Chronic 1 - Asp. Tox. 1 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3

靶器官

Central nervous system

储存分类代码

3 - Flammable liquids

WGK

WGK 2

闪点(°F)

10.4 °F - closed cup

闪点(°C)

-12 °C - closed cup

法规信息

危险化学品

从最新的版本中选择一种:

分析证书(COA)

Lot/Batch Number

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访问文档库

B G Short et al.
Toxicologic pathology, 14(2), 194-203 (1986-01-01)
Unleaded gasoline causes acute and chronic nephrotoxicity and renal tumors in male rats, but not female rats or mice of either sex. An active nephrotoxic component of unleaded gasoline has been identified as 2,2,4-trimethylpentane (TMP). The first objective of this
E A Lock et al.
Toxicology and applied pharmacology, 91(2), 182-192 (1987-11-01)
Trimethylpentane (TMP) produces nephrotoxicity in male but not in female rats. The toxicity is characterized by an increase in protein droplets in proximal convoluted tubular cells and an increase in the renal concentration of the male-rat-specific protein alpha 2u-globulin. Subcellular
Density and viscosity measurements of 2, 2, 4-trimethylpentane (isooctane) from 198 K to 348 K and up to 100 MPa.
Padua AAH, et al.
Journal of Chemical and Engineering Data, 41(6), 1488-1494 (1996)
Physicochemical properties of liquid mixtures. 1. Viscosity, density, surface tension and refractive index of cyclohexane+ 2, 2, 4-trimethylpentane binary liquid systems from 25 C to 50 ?C.
Gomez-Diaz D, et al.
Journal of Chemical and Engineering Data, 46(3), 720-724 (2001)
Yufeng Zhang et al.
Journal of chromatography. A, 1252, 67-73 (2012-07-10)
In this study, a polyethylene Pasteur pipette-based ultrasound-assisted emulsification microextraction (USAEME) applying low-density organic solvent was successfully developed for the extraction of trace levels of organochlorine pesticides (OCPs) in water samples and followed by gas chromatography-mass spectrometry (GC-MS) analysis. In

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