32221-M

Ethyl alcohol, pure

≥99.8% (GC), absolute, puriss. p.a.

• Sinónimos: Alcohol etílico
• Fórmula lineal: CH₃CH₂OH
• Número de CAS: 64-17-5
• Peso molecular: 46.07
• Beilstein/REAXYS Number: 1718733
• EC Number: 200-578-6
• MDL number: MFCD00003568
• UNSPSC Code: 15101802
• PubChem Substance ID: 329754105
• NACRES: NA.05

Propiedades

• product name: Etanol, puriss. p.a., absolute, ≥99.8% (GC)
• vapor density: 1.59 (vs air)
• vapor pressure: 44.6 mmHg ( 20 °C)
• grade: absolute; puriss. p.a.
• assay: ≥99.8% (GC)
• form: liquid
• autoignition temp.: 683 °F
• expl. lim.: 19 %, 60 °F
• impurities: furfural, in accordance; ≤0.0001% free alkali (as NH₃); ≤0.0001% heavy metals (as Pb); ≤0.0003% KMnO₄ red. matter (as O); ≤0.0005% free acid (as CH₃COOH); ≤0.001% acetone (GC); ≤0.001% aldehydes (as CH₃CHO); ≤0.001% non-volatile matter; ≤0.003% 2-propanol; ≤0.003% carbonyl compounds (as CO); ≤0.02% methanol (GC); ≤0.05% iso-amyl alcohol; ≤0.2% water (Karl Fischer)
• refractive index: n20/D 1.3600 (lit.); n20/D 1.3614-1.3618
• pH: 7 (20 °C, 10 g/L)
• bp: 78 °C (lit.)
• mp: −114 °C (lit.)
• cation traces: Al: ≤0.5 ppm; B: ≤0.02 ppm; Ba: ≤0.1 ppm; Ca: ≤0.5 ppm; Cd: ≤0.05 ppm; Co: ≤0.02 ppm; Cr: ≤0.02 ppm; Cu: ≤0.02 ppm; Fe: ≤0.1 ppm; Mg: ≤0.1 ppm; Mn: ≤0.02 ppm; Ni: ≤0.02 ppm; Pb: ≤0.1 ppm; Sn: ≤0.1 ppm; Zn: ≤0.1 ppm
• SMILES string: CCO
• suitability: complies for UV absorption; complies for appearance; complies for identity A; complies for identity B; passes test for reaction against H₂SO₄
• format: neat
• InChI: 1S/C2H6O/c1-2-3/h3H,2H2,1H3
• InChI key: LFQSCWFLJHTTHZ-UHFFFAOYSA-N

Descripción

Application

El etanol se utilizó como medio de dispersión para nanopartículas de plata ya preparadas.
Puede utilizarse en los estudios siguientes:

• Síntesis hidrotérmica de nanovarillas de ZnO.
• Síntesis sulfonatos de N-(N′dodecilcarboxamidometil)N,N,dimetilamonio propano.
• Como disolvente para análisis citofluorimétrico.
• Preparación del coloide de TiO₂ (tamaño de partícula = 20nm).

Footnote

¹La distribución y el uso del alcohol etílico en Suiza requiere una autorización de la Swiss Federal Alcohol Administration

Información de seguridad

• pictograms: GHS02,GHS07
• signalword: Danger
• hcodes: H225,H319
• pcodes: P210 - P233 - P240 - P241 - P242 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Flam. Liq. 2
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 1
• flash_point_f: 55.4 °F - closed cup
• flash_point_c: 13 °C - closed cup