Table 3. C—H⋯F and C4—H4⋯π interactions in the structures of (I)–(IV).
π represents the centroid of the C1–C6 ring.
| Compound | Interaction | C—H⋯F (Å) | C⋯F (Å) | C—H⋯F (°) |
|---|---|---|---|---|
| (I) | C6—H6⋯F1i | 2.66 | 3.5612 (17) | 158.1 |
| C10—H10⋯F1ii | 2.50 | 3.4013 (17) | 158.1 | |
| (II) | C6—H6⋯F1iii | 2.48 | 3.122 (2) | 124.8 |
| C8—H8⋯F1iii | 2.46 | 3.295 (2) | 146.8 | |
| (III) | C3—H3⋯F1iv | 2.61 | 3.539 (4) | 165.3 |
| C6—H6⋯F1v | 2.65 | 3.548 (4) | 158.6 | |
| C4—H4⋯πiv | 2.80 | 3.60 | 142.1 | |
| (IV) | C2—H2⋯F2vi | 2.67 | 3.291 (3) | 123.8 |
| C7—H7⋯F1vii (in plane) | 2.63 | 3.2529 (15) | 123.3 | |
| C7—H7⋯F1viii (between layers) | 2.85 | 3.6113 (14) | 137.5 |
Symmetry codes: (i) x, −y + 
, z − 
; (ii) x + 1, −y + , z + ; (iii) x − 1, −y + , z − ; (iv) x + 
, −y + 
, z + ; (v) −x + 1, −y + 1, z − 1; (vi) −x + , y + , z; (vii) −x + , y − 0.5, z; (viii) −x + , −y + , z + .