8.18709

Glycerol

anhydrous for synthesis

• Synonym(s): 1,2,3-Propanetriol, Trihydroxylpropane, Protol, Glycerin, 1,2,3-Propanetriol, Glycerin
• Linear Formula: HOCH₂CH(OH)CH₂OH
• CAS Number: 56-81-5
• Molecular Weight: 92.09
• Beilstein/REAXYS Number: 635685
• MDL number: MFCD00004722
• UNSPSC Code: 12352104
• EC Index Number: 200-289-5
• NACRES: NA.22

Properties

• vapor density: 3.1 (vs air)
• Quality Level: 200
• vapor pressure: <1 mmHg ( 20 °C)
• assay: ≥99% (calc. on anhydr. substance, GC)
• form: liquid
• autoignition temp.: 698 °F
• potency: 12600 mg/kg LD₅₀, oral (Rat); >18700 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 2.6-11.3 % (v/v)
• technique(s): electrophoresis: suitable
• refractive index: n20/D 1.474 (lit.)
• pH: 5 (20 °C, 100 g/L in H₂O)
• bp: 182 °C/20 mmHg (lit.)
• mp: 20 °C (lit.)
• transition temp: flash point 199 °C
• density: 1.25 g/mL (lit.)
• storage temp.: 2-30°C
• SMILES string: OCC(O)CO
• InChI: 1S/C3H8O3/c4-1-3(6)2-5/h3-6H,1-2H2
• InChI key: PEDCQBHIVMGVHV-UHFFFAOYSA-N

Description

Analysis Note

Assay (GC, calc. on anhydr. substance): ≥ 99 %
Identity (IR-spectrum): passes test
Density (d 20/4): 1.259 - 1.263 g/cm³
Water: ≤ 0.5 %

Safety Information

• Storage Class: 10 - Combustible liquids
• wgk_germany: WGK 1
• flash_point_f: 390.2 °F - Pensky-Martens closed cup
• flash_point_c: 199 °C - Pensky-Martens closed cup