Table 1 FTIR peak values of extracts of C. borivilianum root extract

1

3385.62 cm^-1 (broad trough )

OH (Alcohol) /Phenol

Alcohol/Phenol (High concentration)

2

2929.67 cm^-1 (medium-strong )

CH₂ = CH-

Methylene

3

1722.13 cm^-1 (weak band)

(May be 80%)

Saturated aliphatic/cyclic 6-membered

4

1414,1513,1632,1640 cm^-1

C = C (Aromatic ring)

Aromatic C = C bond

5

1262 cm^-1

Aromatic ether linkage (-O-Aromatic ring)

Aromatic ether linkage (phenol derivative)

6

1151 cm^-1 (weak band)

Alcohol (secondary alcohol)

Alcohol

7

1028 cm^-1 (strong band)

Aromatic ether stretching frequency

Aromatic ether linkage

8

706-773 cm^-1

Mono substituted benzene

Mono substituted aromatic ring