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. 2017 Mar 11;29(5):2521–2537. doi: 10.1007/s10811-017-1086-6

Table 3.

Identified wave numbers of Viscozyme extracts (raw and purified sample) correspond to the phenolic compounds

Wave number (cm⁻¹)	Bonds	References
873.72^a	C–H aromatics	Haeuser et al. (1961), standard (phloroglucinol)
887.07^b	C–H aromatics	Haeuser et al. (1961), standard (phloroglucinol)
899.15^a	C=CH₂	Karunakaran et al. (2015), Haeuser et al. (1961)
930.47^a	Vibration C–O–C	Sekkal et al. (1993)
932.22^b	Vibration C–O–C	Sekkal et al. (1993)
1081.72^a	C–O stretch	Gómez-Ordóñez and Rupérez (2011)
1075.70^b	C–O stretch	Gómez-Ordóñez and Rupérez (2011)
1325^a	C–H deformation	Gómez-Ordóñez and Rupérez (2011), Sartori (1997)
1450.96^a	δ CH₂–CH₃ bend	Sigee et al. (2007)
1493.98^b	δ CH₂–CH₃ bend	Sigee et al. (2007)
1618.11^a	C=C cyclic	Kusumaningsih et al. (2016)
1617.51^b	C=C cyclic	Kusumaningsih et al. (2016)
2934.75^a	C–H stretch	Ahn et al. (2006), Girija et al. (2013)
2935.76^b	C–H stretch	Ahn et al. (2006), Girija et al. (2013)
3239.54^a	O–H stretch	Standard (phloroglucinol)
3227.27^b	O–H stretch	Standard (phloroglucinol)

^aRaw hydrolysate

^bPurified hydrolysate