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68107 Potassium selenocyanate, 98.5%

CAS-Nummer
3425-46-5
Synonyme

Stock No. Größe Preis ($) Menge Verfügbarkeit
68107-09 10g 72,50
68107-18 50g 263,00
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Potassium selenocyanate, 98.5%

MDL
MFCD00011366
EINECS
222-320-1

Chemische Eigenschaften

Formel
KSeCN
Molmasse
144.08
Form
Crystalline
Schmelzpunkt
162-164°
Dichte
2.347
Storage & Sensitivity
Moisture Sensitive. Ambient temperatures.
Löslichkeit
Soluble in water, ethanol, dimethyl formamide, hexamethylphosphoramide, acetonitrile and methanol. Slightly soluble in terahydrofuran.

Anwendungen

Potassium selenocyanate is used to prepare triphenylphosphine selenide by reacting with triphenylphosphine. It finds application in solid state NMR of heavy-metal nuclei which results in the preparation of several mercury thiocyanate and selenocyanate compounds.

Bemerkungen

Moisture sensitive. It decomposes in air to selenium and potassium cyanide. Incompatible with strong oxidizing agents and strong acids.

Literaturverweise

Hua, G.; Du, J.; Cordes, D. B.; Slawin, A. M.; Woollins, J. D. Efficient synthesis of novel chalcogen-containing derivatives of DNA nucleobases. Tetrahedron 2015, 71 (12), 1792-1798.

Malins, L. R.; Giltrap, A. M.; Dowman, L. J.; Payne, R. J. Synthesis of beta-Thiol Phenylalanine for Applications in One-Pot Ligation-Desulfurization Chemistry. Org. Lett. 2015, 17 (9), 2070-2073.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H301-H331-H373

Toxic if swallowed. Toxic if inhaled. May cause damage to organs through prolonged or repeated exposure.

Sicherheitshinweise: P260-P301+P310a-P304+P340-P311a-P405-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. IF SWALLOWED: Immediately call a POISON CENTER/doctor IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Call a POISON CENTER/doctor. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Gefahrenklasse
6.1
Verpackungsgruppe
II
Harmonized Tariff Code
2842.90
TSCA
Yes
RTECS
VT4000000

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