A6214612
Niobium chloride , 99% , 10026-12-7
Synonym(s):
Niobium pentachloride;Niobium(V) chloride
CAS NO.：10026-12-7
Empirical Formula: Cl5Nb
Molecular Weight: 270.17
MDL number: MFCD00011127
EINECS: 233-059-8
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 204.7 °C(lit.) |
| Boiling point: | 254 °C(lit.) |
| Density | 2.75 g/mL at 25 °C(lit.) |
| vapor pressure | 22.8hPa at 153.8℃ |
| Flash point: | 248.2°C |
| storage temp. | no restrictions. |
| solubility | Soluble in alcohol, hydrochloric acid, carbon tetrachloride and chloroform. |
| form | powder |
| color | Yellow |
| Specific Gravity | 2.75 |
| Water Solubility | Soluble in water, alcohol, HCl, and Carbon tetrachloride. |
| Sensitive | Moisture Sensitive |
| Merck | 14,6557 |
| CAS DataBase Reference | 10026-12-7(CAS DataBase Reference) |
| EPA Substance Registry System | Niobium chloride (NbCl5) (10026-12-7) |
Description and Uses
Used to form mixed chloro-aryloxide compounds, such as [Nb(OC6H3-2,6-i-Pr2)2Cl3]2, which form pyridine or phosphine adducts with a distorted six-coordinate geometry.†
Safety
| Symbol(GHS) |   GHS05,GHS07 |
| Signal word | Danger |
| Hazard statements | H302-H314-H335 |
| Precautionary statements | P260-P270-P280-P301+P312-P303+P361+P353-P305+P351+P338 |
| Hazard Codes | C,Xi |
| Risk Statements | 20/21/22-34 |
| Safety Statements | 26-27-28-36/37/39 |
| RIDADR | UN 3260 8/PG 2 |
| WGK Germany | 3 |
| RTECS | QU0350000 |
| F | 21 |
| TSCA | Yes |
| HazardClass | 8 |
| PackingGroup | III |
| HS Code | 28273985 |
| Toxicity | LD50 in mice (mg/kg): 61 i.p., 940 orally (Haley); LD50 in mice, rats (mg/kg): 829, 1400 orally (Zhilova, Kasparov) |
