cis–[Nb(μ₂-I)₂(CO)₂(η⁶-C₆H₃Me₃){Re(CO)₃}]

Formula Unicode styled: 
cis–[Nb(μ₂-I)₂(CO)₂(η⁶-C₆H₃Me₃){Re(CO)₃}]
Compound name(s): 
(η⁶-mesitylene)-bis(μ₂-iodo)-dicarbonyl-(rhenium-tricarbonyl)-niobium (Nb—Re)
Central atom: 
Niobium
Charge on formula unit (QN): 
0
Attached groups: 
I (iodo)
CO (carbonyl)
C₆H₃Me₃ (mesitylene)
Re group (X type)
Compound type: 
Molecular
DOI link to literature report: 
10.1016/0022-328X(93)83383-7
Crystal data CSD link: 
wehgul
Crystal data ICSD link: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 3
Coordination Number (CN, sum of attached group denticities): 
CN: 8
Oxidation Number (ON) (Roman numerals): 
ON: (III)
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Bond number (BN) = 𝘹 + 𝘭 + 𝘻: 
8
[MLXZ]𝘲 class: 
[MX3L5]
MLXZ class (ENC, equivalent neutral class): 
MX3L5
Summary of calculated classifications: 
Nb«V3C8OIIIE18B8Z0X3L5»
Geometry: 
8-coordinate: ③-●-4-1 half-sandwich
Isomer label: 
cis
𝘥-electron configuration = 𝘮 – VN: 
d2
𝘥-electron configuration = 𝘮 – ON: 
d2
𝘥-electron configuration = 𝘮 – VN – 𝘲 from [MLXZ]𝘲: 
d2
Attached atoms: 
C8I2Re1
Phase: 
Solid
Formula Unicode generic: 
cis–[Nb(μ₂-I)₂(CO)₂(η⁶-C₆H₃Me₃){Re(CO)₃}]