[Sn(OH₂)(18-crown-6-κ⁶O)]²⊕

Formula Unicode styled: 
[Sn(OH₂)(18-crown-6-κ⁶O)]²⊕
Compound name(s): 
(18-crown-6)-aqua-tin(2+)
Central atom: 
Tin
Charge on formula unit (QN): 
2+
Attached groups: 
OH₂ (aqua)
18-crown-6 (18-crown-6-κ⁶O)
Compound type: 
Molecular
Notes: 

The Sn-O links to the crown ether, but not the water ligand, discussed in the publication are all longer than the Sn-O length of 236.5 pm used as default in this database.

DOI link to literature report: 
10.1039/C3DT51889B
Crystal data CSD link: 
xijhop
Crystal data ICSD link: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Coordination Number (CN, sum of attached group denticities): 
CN: 7
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 16
Bond number (BN) = 𝘹 + 𝘭 + 𝘻: 
7
[MLXZ]𝘲 class: 
[ML7]2+
MLXZ class (ENC, equivalent neutral class): 
MX2L5
Summary of calculated classifications: 
Sn«V2C7OIIE16B7Z0X0L7»2⊕
Geometry: 
7-coordinate: hexagonal-based pyramidal
𝘥-electron configuration = 𝘮 – VN: 
𝘥-electron configuration = 𝘮 – ON: 
𝘥-electron configuration = 𝘮 – VN – 𝘲 from [MLXZ]𝘲: 
Attached atoms: 
O7
InChIKey (see www.inchi-trust.org): 
NQXHWDAIPBVFLP-UHFFFAOYSA-N