Methanol
SIGALD/154903 - ACS spectrophotometric grade, ≥99.9%
Synonym: Methyl alcohol
CAS Number: 67-56-1
Empirical Formula (Hill Notation): CH4O
Molecular Weight: 32.04
EC Number: 200-659-6
MDL Number: MFCD00004595
Linear Formula: CH3OH
Product Type: Chemical
λ | H2O reference |
application(s) | food and beverages |
assay | ≥99.9% |
autoignition temp. | 725 °F |
bp | 64.7 °C (lit.) |
color | APHA: ≤10 |
clear | |
density | 0.791 g/mL at 25 °C (lit.) |
evapn. residue | ≤0.001% |
expl. lim. | 36 % |
form | liquid |
grade | ACS spectrophotometric grade |
impurities | 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 | |
InChI | 1S/CH4O/c1-2/h2H,1H3 |
InChI key | OKKJLVBELUTLKV-UHFFFAOYSA |
mp | −98 °C (lit.) |
Quality Level | 200 |
refractive index | n |
SMILES string | CO |
technique(s) | UV/Vis spectroscopy: suitable |
UV absorption | λ: 205 nm Amax: 1.00 |
λ: 210 nm Amax: 0.80 | |
λ: 220 nm Amax: 0.40 | |
λ: 230 nm Amax: 0.20 | |
λ: 240 nm Amax: 0.10 | |
λ: 260 nm Amax: 0.04 | |
λ: 280-400 nm Amax: 0.01 | |
vapor density | 1.11 (vs air) |
vapor pressure | 410 mmHg ( 50 °C) |
97.68 mmHg ( 20 °C) |
Application: | Used as a solvent in: • Preparation of self-assembled monolayers (SAMs) of sulfur derivatives with bactericidal terminal fragments on gold surfaces prior to analytical characterization • Measurement of soluble absorption spectra of PTFE samples |
General description: | 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. |
Packaging: | 1, 6×1, 2, 4×2, 4×4 L in glass bottle |
Packaging: | 500 mL in glass bottle |
Preparation Note: | Product filtered through a 0.2 μm filter |
Symbol | GHS02,GHS06,GHS08 |
Signal word | Danger |
Hazard statements | H225 - H301 + H311 + H331 - H370 |
Precautionary statements | P210 - P233 - P280 - P301 + P310 - P303 + P361 + P353 - P304 + P340 + P311 |
Hazard Codes | F,T |
Risk Statements | 11-23/24/25-39/23/24/25 |
Safety Statements | 7-16-36/37-45 |
RIDADR | UN1230 - class 3 - PG 2 - Methanol |
WGK Germany | WGK 2 |
Flash Point(F) | 49.5 °F - closed cup |
Flash Point(C) | 9.7 °C - closed cup |
Purity | ≥99.9% |
bp | 64.7 °C (lit.) |
mp | −98 °C (lit.) |
Density | 0.791 g/mL at 25 °C (lit.) |
Refractive Index | n |
UNSPSC | 12352104 |