3,4-Bis(benzyloxy)benzaldehyd 99%

Lieferant: Thermo Scientific

ACRO112640010EA 28.2 EUR
ACRO112640010 ACRO112640050 ACRO112640250
3,4-Bis(benzyloxy)benzaldehyd 99%
3,4-Bis(benzyloxy)benzaldehyd
Formel: C₂₁H₁₈O₃
Molekulargewicht: 318,3658 g/mol
Schmelzpunkt: 88…92 °C
Lagerungstemperatur: Raumtemperatur
EINECS: 226-662-2

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Spezifikation Testergebnisse

Appearance White to yellow to light beige Powder or crystals
Infrared spectrum Conforms
Melting point 89 to 93 °C
GC ≥98.5 %
Chloride (Cl) ≤0.003 %
Phosphate (PO4) ≤0.001 %
Sulfate (SO4) ≤0.002 %
Calcium (Ca) ≤0.005 %
Iron (Fe) ≤5 ppm
Magnesium (Mg) ≤0.002 %
Sodium (Na) ≤0.03 %
Heavy metals (ICP-OES) ≤5 ppm
Insoluble matter ≤0.005 %
Identification Conform USP/NF, EP, JP
Particle size 50 to 65 % (≤ 45 µm)
Particle size ≥90 % (≤ 100 µm)
Particle size ≥96 % (≤ 150 µm)
Particle size ≥99 % (≤ 250 µm)
Residue after ignition ≤0.1 %
Microbial contamination ≤100 CFU/g total aerobic microbial count
Microbial contamination ≤50 CFU/g total yeasts and moulds
Microbial contamination (Escherichia coli in 10 g) Absent
Microbial contamination (Salmonellae in 100 g) Absent
Acidity/alkalinity ≤0.4 ml/6g (ml 0.1N NaOH/6g)
Specific optical rotation +54.4° to +55.9° (20 °C, 589 nm) (c=10, H2O/NH3) (After 30 min., on anhydrous substance)

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