Table 3.

FT-IR data and functional group confirmation of grown EBDN crystal.

S. No.	Vibrational frequency (ν, cm−1)	Vibrational assignment(s)
1	3068, vw	C-H
2	2960, vs	C—H
3	1675, s	C=O
4	1599, vs	C=C/C=O
5	1508, vs	C=C
6	1253,vs	C-O
7	977, s	C—H
8	838, s	C-H
9	728, s	C—H
10	541, s	C-H