270474

Methanol

suitable for HPLC, gradient grade, 99.93%

• Synonym(s): Methyl alcohol
• Linear Formula: CH₃OH
• CAS Number: 67-56-1
• Molecular Weight: 32.04
• Beilstein: 1098229
• EC Number: 200-659-6
• MDL number: MFCD00004595
• PubChem Substance ID: 329752942

Properties

• grade: gradient grade
• Quality Level: 200
• vapor density: 1.11 (vs air)
• vapor pressure: 410 mmHg ( 50 °C); 97.68 mmHg ( 20 °C)
• description: gradient analysis <= 0.005 254nm
• assay: 99.93%
• form: liquid
• autoignition temp.: 725 °F
• purified by: sub-micron filtration
• expl. lim.: 36 %
• technique(s): HPLC: suitable
• impurities: H₂SO₄, passes test (darkened); ≤0.001% acetaldehyde; ≤0.001% formaldehyde; ≤0.1% water
• evapn. residue: <0.0003%
• color: APHA: ≤10; clear
• refractive index: n20/D 1.329 (lit.)
• bp: 64.7 °C (lit.)
• mp: −98 °C (lit.)
• solubility: H₂O: passes test
• density: 0.791 g/mL at 25 °C (lit.)
• λ: H₂O reference
• UV absorption: λ: 203 nm A_max: 1.00; λ: 210 nm A_max: 0.60; λ: 220 nm A_max: 0.30; λ: 230 nm A_max: 0.15; λ: 240 nm A_max: 0.05; λ: 260-400 nm A_max: 0.01
• suitability: passes test for HPLC
• SMILES string: CO
• InChI: 1S/CH4O/c1-2/h2H,1H3
• InChI key: OKKJLVBELUTLKV-UHFFFAOYSA-N

Description

Application

Meets ACS specifications.

Other Notes

Contains MnO₄^- reducers

Safety Information

• Pictograms: GHS02,GHS06,GHS08
• Signal Word: Danger
• Hazard Statements: H225 - H301 + H311 + H331 - H370
• Precautionary Statements: P210 - P280 - P301 + P310 + P330 - P302 + P352 + P312 - P304 + P340 + P311
• Hazard Classifications: Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Flam. Liq. 2 - STOT SE 1
• Target Organs: Eyes
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 2
• Flash Point(F): 49.5 °F - closed cup
• Flash Point(C): 9.7 °C - closed cup
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves