89700

Toluol-3,4-dithiol

for spectrophotometric det. of Mo, Sn, W, and also Ag and Re, ≥97.0%

• Synonym(e): 3,4-Dimercapto-toluol, 4-Methyl-1,2-benzoldithiol, ‘Dithiol’
• Lineare Formel: CH₃C₆H₃(SH)₂
• CAS-Nummer: 496-74-2
• Molekulargewicht: 156.27
• Beilstein: 1635270
• EG-Nummer: 207-828-3
• MDL-Nummer: MFCD00004844
• UNSPSC-Code: 12000000
• PubChem Substanz-ID: 329769527
• NACRES: NA.21

Eigenschaften

• Qualitätsniveau: 100
• Assay: ≥97.0% (GC); ≥97.0%
• Form: powder
• Qualität: for spectrophotometric det. of Mo, Sn, W, and also Ag and Re
• Methode(n): UV/Vis spectroscopy: suitable
• bp: 135-137 °C/17 mmHg (lit.)
• mp (Schmelzpunkt): 28-32 °C; 30-33 °C (lit.)
• Dichte: 1.179 g/mL at 25 °C (lit.)
• Lagertemp.: −20°C
• SMILES String: Cc1ccc(S)c(S)c1
• InChI: 1S/C7H8S2/c1-5-2-3-6(8)7(9)4-5/h2-4,8-9H,1H3
• InChIKey: NIAAGQAEVGMHPM-UHFFFAOYSA-N

Beschreibung

Allgemeine Beschreibung

Toluene-3,4-dithiol with molybdenum(VI) in mineral acid forms dark-green coloured complex.[1] It is purified by vacuum distillation under nitrogen.[2]

Anwendung

Toluene-3,4-dithiol may be suitable as colorimetric reagent for the determination of technetium using spectrophotometry.[3]

Sonstige Hinweise

Reagens für den spektrophotometrischen Nachweis von Mo, Sn, W und auch Ag und Re[4][5]

Sicherheitshinweise

• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 3
• Flammpunkt (°F): 235.4 °F - closed cup
• Flammpunkt (°C): 113 °C - closed cup
• Persönliche Schutzausrüstung: dust mask type N95 (US), Eyeshields, Gloves