Microencapsulation of avocado pear seed (Persea Americana mill) bioactive-rich extracts and evaluation of its antioxidants, in vitro starch digestibility and storage stability

Bulletin of the National Research Centre

Table 3 FTIR analysis spectra for cassava starch (B2) microcapsules

Run (Cassava starch)	Absorption (cm-¹)	Appearance	Group	Compound class
1	3490.63	Strong broad	O–H stretching	Alcohol
2	2866.91	Medium	C-H stretching vibration	Alkane
3	2820.38	Medium	C≡C stretching	Aldehyde
4	2196.05	Weak	C≡C stretching	Aldehyde
5	1921.60	Weak	C-H stretching vibration	Aromatic compound
6	1610.71	Strong	C=O stretching vibration	α, β unsaturated ketone