. Author manuscript; available in PMC: 2016 Apr 18.

Published in final edited form as: J Mater Chem. 2009 Apr 28;19(23):3867–3877. doi: 10.1039/B822657A

Table 2.

Positions of characteristic IR bands of the organogelators in solid state, gel state in safflower oil and chloroform solution^a,^b

Organogelator	Sample state	sv OH/cm⁻¹	sv NH amine/cm⁻¹	sv NH amide/cm⁻¹	sv CO ester/cm⁻¹	sv CO amide/cm⁻¹	bv NH amide/cm⁻¹
SPheOCH₃	Bulk			3338	1752	1647	1528
	Gel			3338	n. d.	1648	1530
	Solution			3432	1742	1671	1507
STrpOCH₃	Bulk		3367	3339	1723	1639	1533
	Gel		3394	3302	n. d.	1647	1546
	Solution		3480	3430	1741	1669	1512
STyrOCH₃	Bulk	3381		3328	1750	1645	1529
	Gel	3381		3330	n. d.	1646	1537
	Solution	3684		3431	1740	1669	1515

n.d.: not determined.

sv and bv: stretching and bending vibrations.