Niobium(IV) chloride, also known as niobium tetrachloride, is the chemical compound of formula NbCl4. This compound exists as dark violet crystals, is highly sensitive to air and moisture, and disproportiates into niobium(III) chloride and niobium(V) chloride when heated.

CAS：13569-70-5
中文别名：
英文别名：NIOBIUM(4+) TETRACHLORIDE;
分子式：Cl4Nb
分子量：234.718
精确质量：232.782
Psa：0.0
Logp：2.758