Natriumtetrahydroborat
Bezeichnung:Natriumtetrahydroborat
CAS-Nr16940-66-2
Englisch Name:Sodium borohydride
CBNumberCB5322426
SummenformelBH4Na
Molgewicht37.83
MOL-Datei16940-66-2.mol
Synonyma
Natriumtetrahydroborat
Natriumborhydrid
Natriumboranat
Natriumtetrahydroborat physikalisch-chemischer Eigenschaften
Schmelzpunkt | >300 °C (dec.) (lit.) |
Siedepunkt | 500°C |
Dichte | 1.035 g/mL at 25 °C |
Dampfdruck | <1 hPa (25 °C) |
Flammpunkt | 158 °F |
storage temp. | Store at RT. |
Löslichkeit | Methanol (Slightly), Water (Soluble) |
Aggregatzustand | tablets |
Wichte | 1.4 |
Farbe | White |
PH | 11 (10g/l, H2O, 20℃) |
Explosionsgrenze | 3.02%(V) |
Wasserlöslichkeit | 550 g/L (25 ºC) |
Sensitive | Hygroscopic |
Merck | 14,8592 |
Stabilität | Stability Stable, but reacts readily with water (reaction may be violent). Incompatible with water, oxidizing agents, carbon dioxide, hydrogen halides, acids, palladium, ruthenium and other metal salts, glass. Flammable solid. Air-sensitive. |
InChIKey | YOQDYZUWIQVZSF-UHFFFAOYSA-N |
CAS Datenbank | 16940-66-2(CAS DataBase Reference) |
Kennzeichnung gefährlicher | F,T,N,C,Xn |
R-Sätze: | 60-61-15-34-23/24/25-24/25-35-21/22-51/53-42/43-49-63-62-36/38-43-19-68-50/53 |
S-Sätze: | 53-43-45-43A-36/37/39-26-22-50-36/37-61 |
RIDADR | UN 3129 4.3/PG 3 |
WGK Germany | 2 |
RTECS-Nr. | ED3325000 |
F | 10-21 |
Selbstentzündungstemperatur | 220 °C |
TSCA | Yes |
HazardClass | 4.3 |
PackingGroup | I |
HS Code | 28500090 |
Giftige Stoffe Daten | 16940-66-2(Hazardous Substances Data) |
Toxizität | LD50 orally in Rabbit: 160 mg/kg LD50 dermal Rabbit 230 mg/kg |