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Merck
CN

676780

Sigma-Aldrich

甲醇

≥99.8%, ACS reagent, suitable for HPLC

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别名:
木酒精
线性分子式:
CH3OH
CAS号:
分子量:
32.04
Beilstein:
1098229
EC 号:
MDL编号:
UNSPSC代码:
12352104
PubChem化学物质编号:
NACRES:
NA.05

等级

ACS reagent

质量水平

蒸汽密度

1.11 (vs air)

蒸汽压

410 mmHg ( 50 °C)
97.68 mmHg ( 20 °C)

检测方案

≥99.8%

形式

liquid

自燃温度

725 °F

expl. lim.

36 %

技术

HPLC: suitable

杂质

H2SO4, passes test (darkened)
MnO4- reducers, passes test
≤0.0002 meq/g Titr. base
≤0.0003 meq/g Titr. acid
≤0.001% acetaldehyde
≤0.001% acetone
≤0.001% formaldehyde
≤0.1% Water

蒸发残留物

≤0.001%

颜色

clear
APHA: ≤10

折射率

n20/D 1.329 (lit.)

bp

64.7 °C (lit.)

mp

−98 °C (lit.)

溶解性

benzene: miscible(lit.)
ethanol: miscible(lit.)
water: miscible(lit.)

密度

0.791 g/mL at 25 °C (lit.)

格式

neat

SMILES字符串

CO

InChI

1S/CH4O/c1-2/h2H,1H3

InChI key

OKKJLVBELUTLKV-UHFFFAOYSA-N

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一般描述

Methanol (MeOH) is an organic solvent with a wide range of industrial applications. It is the main component of lithium batteries. It can be prepared by hydrogenation of CO2 under various conditions. MeOH is a toxic alcohol employed for denaturing ethyl alcohol. A study reports the preparation of biodiesel from canola oil using methanol under supercritical conditions.
Methanol is an alcohol. Its thermochemical conversion to C2-C10 hydrocarbons in the presence of shape-selective zeolites has been reported. Its oxidation on Ru-Pt catalyst system by ruthenium ad-atoms has been proposed.

应用

Methanol has been used during colony-forming unit (CFU) assay and histochemical staining.
Methanol may be used as:
  • A solvent for cleaning the coverslips before silanization for DNA combing.
  • An additive to improve the octane number of gasoline.
  • A liquid fuel in direct methanol fuel cells (DMFCs).
  • A solvent to synthesize methyl levulinate by acid catalyzed conversion of 5-hydroxymethylfurfural (HMF) and furfuryl alcohol (FA).
  • A reactant to prepare dimethylcarbonate by reacting with CO2 in the presence of graphene oxide-bound octahedral molybdenum cluster (GO-Cs2Mo6Bri8Bra6).
Methanol may be used for the sodium dodecyl sulfate-polyacrylamide gel electrophoretic (SDS-PAGE) analysis of alkaline protease isoforms isolated from larva of the spotted sand bass (Paralabrax maculatofasciatus). It may be used in the isolation and quantitative determination of carotenes and xanthophylls from Capsicum annum pericarp extracts by HPLC.

警示用语:

Danger

危险分类

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Flam. Liq. 2 - STOT SE 1

靶器官

Eyes,Central nervous system

WGK

WGK 2

法规信息

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Octane Rating of Gasoline and Octane Booster Additives.
Demirbas A, et al.
Petroleum Science and Technology, 33(11), 1190-1197 (2015)
Silanization of coverslips for DNA combing.
Labit H, et al.
Biotechniques, 11, 50-50 (2009)
Subodh Kumar et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 21(8), 3488-3494 (2014-12-30)
The octahedral molybdenum cluster-based compound, Cs2 Mo6 Br(i) 8 Br(a) 6 was immobilized on graphene oxide (GO) by using a facile approach. High resolution transmission electron microscopy results revealed that molybdenum clusters were uniformly distributed on the GO nanosheets. Cs2
Upgrading biomass-derived furans via acid-catalysis/hydrogenation: the remarkable difference between water and methanol as the solvent.
Hu X, et al.
Green Chemistry, 17(1), 219-224 (2015)
Development of digestive enzyme activity in larvae of spotted sand bass Paralabrax maculatofasciatus II: electrophoretic analysis.
Alvarez-Gonzalez CA, et al.
Fish Physiology and Biochemistry, 36(1), 29-37 (2010)

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