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Merck

32213

Methanol

≥99.8% (GC), ACS reagent, reag. Ph. Eur., reag. ISO, USP/NF

Synonym(s):

Methyl alcohol

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About This Item

Linear Formula:
CH3OH
CAS Number:
Molecular Weight:
32.04
NACRES:
NA.05
PubChem Substance ID:
UNSPSC Code:
12352104
EC Number:
200-659-6
MDL number:
Beilstein/REAXYS Number:
1098229
Assay:
≥99.8% (GC)
Technique(s):
immunofluorescence: suitable
Bp:
64.7 °C (lit.)
Vapor pressure:
410 mmHg ( 50 °C), 97.68 mmHg ( 20 °C)
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Product Name

Methanol, puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥99.8% (GC)

Quality Segment

agency

USP/NF, reag. ISO, reag. Ph. Eur.

vapor density

1.11 (vs air)

vapor pressure

410 mmHg ( 50 °C), 97.68 mmHg ( 20 °C)

grade

ACS reagent, puriss. p.a.

assay

≥99.8% (GC)

form

liquid

autoignition temp.

725 °F

expl. lim.

36 %

technique(s)

immunofluorescence: suitable

impurities

≤0.00005% free alkali (as NH3), ≤0.0001% formaldehyde, ≤0.00025% KMnO4 red. matter (as O), ≤0.0005% non-volatile matter, ≤0.001% acetaldehyde, ≤0.001% acetone (GC), ≤0.05% water (Karl Fischer), ≤0.1% ethanol (GC)

refractive index

n20/D 1.329 (lit.)

bp

64.7 °C (lit.)

mp

−98 °C (lit.)

density

0.791 g/mL at 25 °C (lit.)

anion traces

chloride (Cl-): ≤0.5 mg/kg, sulfate (SO42-): ≤1 mg/kg

SMILES string

CO

cation traces

Al: ≤0.5 mg/kg, B: ≤0.02 mg/kg, Ba: ≤0.1 mg/kg, Bi: ≤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: ≤0.01 mg/kg, Fe: ≤0.1 mg/kg, K: ≤0.5 mg/kg, Li: ≤0.1 mg/kg, Mg: ≤0.1 mg/kg, Mn: ≤0.01 mg/kg, Mo: ≤0.1 mg/kg, Na: ≤0.5 mg/kg, Ni: ≤0.02 mg/kg, Pb: ≤0.02 mg/kg, Sn: ≤0.1 mg/kg, Sr: ≤0.1 mg/kg, Zn: ≤0.1 mg/kg

format

neat

InChI

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

InChI key

OKKJLVBELUTLKV-UHFFFAOYSA-N

General description

Methanol is an organic solvent that can be synthesized from syngas in the presence of CuO/ZnO/Al2O3 catalysts. It is an ideal candidate as a hydrogen source in fuel cell technology due to its high H/C ratio, low propensity for soot generation, relatively low reforming temperature and as it exists in liquid state at room temperature. In a direct methanol fuel cell (DMFC), methanol undergoes oxidation with air to generate electricity. The olefins (ethylene or propylene) formed from methanol via MTO (methanol-to-olefins) process, can be an alternate to oil and gas to produce hydrocarbon fuels.
Thermochemical conversion of methanol 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.

Application

Methanol was used in the following studies:
  • Colony forming unit-fibroblast assay of bone marrow mononuclear cells.
  • As solvent for the preparation of extracts of hyphae of Aspergillus for the estimation of gliotoxin by reversed phase-HPLC.
  • Immunofluorescence studies.

Packaging

In PE-bottles; also available Glass-bottles (Material no. ending with *-GL)

Other Notes

The article number 32213-4X2.5L will be discontinued. Please order the single bottle 32213-2.5L which is physically identical with the same exact specifications.
The article number 32213-4X2.5L-M will be discontinued. Please order the single bottle 32213-2.5L-M which is physically identical with the same exact specifications.
The article number 32213-4X5L will be discontinued. Please order the single bottle 32213-5L which is physically identical with the same exact specifications.
The article number 32213-6X1L will be discontinued. Please order the single bottle 32213-1L which is physically identical with the same exact specifications.


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Danger

Hazard Classifications

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

target_organs

Eyes,Central nervous system

Storage Class

3 - Flammable liquids

flash_point_f

49.5 °F - closed cup

flash_point_c

9.7 °C - closed cup


Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

Group 4: Flammable liquids + Alcohols + Hazardous rank II

fsl

Substances Subject to be Indicated Names

ishl_indicated

Substances Subject to be Notified Names

ishl_notified

32213-72X2.5L:4.548173257228E12 + 32213-4X2.5L-GL:4.548173257174E12 + 32213S-2.5L:4.548173257266E12 + 32213-2.5L:4.548173257099E12 + 32213S-1L:4.548173257259E12 + 32213S-25L:4.548173257273E12 + 32213-4X2.5L:4.548173257167E12 + 32213-1L-GL:4.548173257082E12 + 32213-288X1L:4.548173257136E12 + 32213-10L:4.548173257051E12 + 32213-20KG:4.548173257112E12 + 32213-25L:4.548173257129E12 + 32213-7L:4.548173257235E12 + 32213-144X2.5L:4.548173257068E12 + 32213-6X1L:4.548173257204E12 + 32213JP-4X2.5L:4.548173257242E12 + 32213S-6X1L:4.548173257297E12 + 32213-5L:4.548173257198E12 + 32213-150KG:4.548173257075E12 + 32213-45L:4.54817325715E12 + 32213-6X1L-GL:4.548173257211E12 + 32213-4X5L:4.548173257181E12 + 32213-2.5L-GL:4.548173257105E12 + 32213S-4X2.5L:4.54817325728E12 + 32213-1L:4.548173297842E12 + 32213-45KG:4.548173257143E12

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