Research Article

Theoretical Investigation of the Structural, Spectroscopic, Electronic, and Pharmacological Properties of 4-Nerolidylcathecol, an Important Bioactive Molecule

Table 2

Experimental and calculated wavenumbers (cm−1) and assignments for 4NRC.

IR solidB3LYP 6-311G (2d,p)Assignment (PED > 5%)
UnscaledScaledIntensity

3844.183767.2980.02STRE O-H (100%)
3788.513712.40104.12STRE O-H (100%)
34683669.00 (dimer)3595.62 (dimer)45.06STRE O-H (100%)
3216.563152.2314.82STRE C9-H (40%) + STRE C9-H (58%)
3210.003145.802.60STRE C5-H5 (99%)
3191.253127.436.92STRE C1-H1 (97%)
3144.753081.8619.99STRE C2-H2 (97%)
3138.813076.0316.66STRE C9-H (43%) + STRE C9-H (36%) + STRE C8-H8 (19%)
3123.563061.0926.65STRE C9-H9 (12%) + STRE C8-H8 (52%) + STRE C15-H15 (22%)
3120.723058.3134.46STRE C8-H8 (22%) + STRE C15-H15 (66%)
3119.163056.7837.04STRE C20-H20 (88%)
3106.633044.5043.06STRE C10-H10 (36%) + STRE C10-H10 (49%)
3104.073041.9944.93STRE C13-H13 (42%) + STRE C18-H18 (28%)
30393103.643041.5724.87STRE C13-H13 (28%) + STRE C18-H18 (47%) + STRE C21-H21 (10%)
3097.143035.2024.09STRE C10-H10 (32%) + STRE C10-H10 (24%) + STRE C10-H10 (43%)
3094.653032.766.32STRE C18-H18 (15%) + STRE C21-H21 (72%)
3086.363024.639.38STRE C11-H11 (16%) + STRE C12-H12 (52%) + STRE C13-H13 (18%)
3076.223014.7016.63STRE C16-H16 (13%) + STRE C17-H17 (66%)
3069.523008.1311.40STRE C11-H11 (68%) + STRE C12-H12 (22%)
3056.822995.6814.67STRE C16-H16 (75%) + STRE C17-H17 (18%)
3052.6129915624.33STRE C15-H15 (40%) + STRE C15-H15 (58%)
3045.062984.1637.35STRE C20-H20 (47%) + STRE C20-H20 (41%)
3041.072980.2510.33STRE C21-H21 (45%) + STRE C21-H21 (43%)
29683032.042971.4021.51STRE C10-H10 (24%) + STRE C10-H10 (17%) + STRE C10-H10 (55%)
3021.872961.4324.02STRE C11-H11 (79%) + STRE C12-H12 (10%)
3015.622957.3436.05STRE C12-H12 (14%) + STRE C15-H15 (42%) + STRE C15-H15 (25%)
3015.832955.5118.95STRE C12-H12 (67%)
3011.192950.7849.51STRE C20-H20 (33%) + STRE C20-H20 (39%)
3008.642948.4726.44STRE C17-H17 (75%)
29323003.192943.1331.43STRE C21-H21 (11%) + STRE C21-H21 (36%) + STRE C21-H21 (39%)
29232994.392934.5025.08STRE C16-H16 (90%)
1732.011697.372.09STRE C19=C18 (69%)
1721.851687.411.30STRE C14=C13 (70%)
1695.531661.6210.97STRE C9=C8 (70%) + BEND H9-C9=C8 (15%)
16361661.361628.1317.34STRE C1=C2 (25%) + STRE C5=C4 (12%) + STRE C3=C4 (15%)
1642.461609.61137.8STRE C2=C3 (10%) + STRE C6-C5 (18%) + STRE C3-C4 (25%)
15201550.441519.43410.6STRE C2=C3 (14%) + BEND H5-C5=C4 (14%) + BEND H1-C1-C2 (16%) +BEND H2-C2=C3 (19%)
1515.261484.9511.49BEND H10-C10-H10 (16%) + BEND H10-C10-H10 (50%) TORS H10-C10-C7-C11 (12%)
1507.781477.625.13BEND H12-C12-H12 (42%) + BEND H15-C15-H15 (13%) + BEND H15-C15-H15 (11%)
1504.061473.985.53BEND H17-C17-H17 (36%) + BEND H20-C20-H20 (12%) + BEND H20-C20-H20 (10%)
1502811472.756.67BEND H10-C10-H10 (18%) + BEND H10-C10-H10 (36%) + TORS H10-C10-C7-C11 (10%)
1498.031468.078.05BEND H16-C16-H16 (14%) + BEND H21-C21-H21 (11%) + BEND H21-C21-H21 (10%) + BEND H21-C21-H21 (27%)
1495.861465.941.41STRE C1-C2 (11%) + STRE C5=C4 (13%) + STRE C6-C5 (11%) + BEND H2-O2-C4 (17%)
1493.421463.5510.88BEND H21-C21-H21 (12%) + BEND H21-C21-H21 (16%) + BEND H20-C20-H20 (20%) + BEND H20-C20-H20 (27%)
1492.331462.487.18BEND H16-C16-H16 (18%) BEND H15-C15-H15 (15%) + BEND H15-C15-H15 (14%)
1491.001461.180.40BEND H11-C11-H11 (22%) + BEND H15-C15-H15 (24%) + BEND H15-C15-H15 (22%)
1485.451455.743.37BEND H15-C15-H15 (11%) + BEND H15-C15-H15 (18%) + BEND H20-C20-H20 (16%)
1479.441449.851.02BEND H11-C11-H11 (42%) + BEND H12-C12-H12 (22%)
1476.871447.331.42BEND H16-C16-H16 (23%) + BEND H17-C17-H17 (20%) + BEND H15-C15-H15 (13%)
14401473.921444.440.38BEND H21-C21-H21 (24%) + BEND H21-C21-H21 (22%) + BEND H20-C20-H20 (12%) + BEND H20-C20-H20 (17%)
1451.041422.026.48BEND H9-C9=C8 (66%) + BEND H8-C8=C9 (13%)
13831423.651395.182.50BEND H21-C21-H21 (15%) + BEND H20-C20-H20 (26%) + BEND H20-C20-H20 (12%) + BEND H20-C20-H20 (14%)
1422.481394.037.08BEND H13-C13=C14 (16%) + BEND H15-C15-H15 (15%) + BEND H15-C15-H15 (14%) + BEND H15-C15-H15 (30%)
1413.001384.747.77BEND H21-C21-H21 (18%) + BEND H21-C21-H21 (18%) + BEND H21-C21-H21 (22%) + BEND H20-C20-H20 (10%)
1409.941381.7413.36BEND H10-C10-H10 (34%) + BEND H10-C10-H10 (25%) + BEND H10-C10-H10 (28%)
1398.281370.315.66BEND H13-C13=C14 (34%) + TORS H12-C12-C13=C14 (10%)
1389.121361,.3412.91BEND H18-C18=C19 (51%)
1380.321352.7127.18BEND H13-C13=C14 (10%) + TORS H11-C11-C7-C10 (15%) + TORS H11-C11-C7-C10 (22%)
1365.881338.562.20STRE C2=C3 (16%) + STRE C6-C5 (11%) + BEND H1-O1-C3 (15%)
1362.221334.9878.19TORS H16-C16-C14-C15 (12%) + TORS H16-C16-C14-C15 (20%) + TORS H17-C16-C14-C15 (10%) + TORS H17-C16-C14-C15 (13%)
1356.451329.3274.98BEND H2-O2-C4 (26%) + BEND H5-C5=C4 (16%)
1350.931323.9127.80STRE C9=C8 (10%) + BEND H8-C8=C9 (52%)
1340.381313.576.17BEND H11-C11-C7 (27%) + TORS H11-C11-C7-C10 (18%) + TORS H12-C12-C13=C14 (10%)
1318.911292.5374.98BEND H16-C16-C17 (12%)
1314.281287.9972.91BEND H16-C16-C17 (16%) BEND H17-C17-C18 (11%) + TORS H16-C16-C14-C15 (11%) + TORS H17-C16-C14-C15 (11%)
12831304.291278.2082.73STRE C2-C4 (10%) + BEND H2-C2=C3 (11%) + TORS H12-C12-C13=C14 (11%)
1287.771262.011.29TORS H16-C16-C14-C15 (15%) + TORS H17-C16-C14-C15 (19%) + TORS H17-C16-C14-C15 (16%)
1281.021255.40128.66STRE O1-C3 (12%) + BEND H1-C1=C2 (11%) + BEND C2=C3-C4 (10%)
1263.231237.971.68BEND H11-C11-C7 (17%) + BEND H12-C12-C13 (36%)
1246.741221.812.01STRE C21-C19 (13%) + BEND H16-C16-C17 (15%) + BEND H17-C17-C18 (14%)
1230.921206.3034.65BEND H5-C5=C4 (12%)
1224.371199.8837.12STRE C5=C4 (17%) + BEND H2-O2-C4 (24%) + BEND H5-C5=C4 (15%)
1179.691156.1054.92STRE C1-C2 (13%) + BEND H1-O1-C3 (29%) + BEND H1-C1-C2 (12%) + BEND H2-C2=C3 (24%)
1175.501151.9911.90BEND H16-C16-C17 (12%) + BEND H17-C17-C18 (13%)
1155.111132.0126.97STRE C11-C7 (15%) + TORS H10-C10-C7-C11 (16%) + TORS H10-C10-C7-C11 (12%)
11141131.481108.8516.00STRE C18-C17 (31%)
1119.431097.0458.96BEND C1-C2=C3 (11%)
1106.471084.340.21TORS H21-C21-C19-C20 (12%) + TORS H21-C21-C19-C20 (12%) + TORS H20-C20-C18=C19 (12%) + OUT C20-C21-C18=C19 (10%)
1103.021080.966.37STRE C13-C12 (12%)
10821070.281048.873.31BEND H15-C15-H15 (10%) + TORS H15-C15-C14-C16 (16%) + TORS H15-C15-C14-C16 (22%) + OUT C15-C16-C13=C14 (10%)
1062.081040.845.06BEND H9-C9=C8 (41%) + TORS H10-C10-C7-C11 (11%) + TORS H10-C10-C7-C11 (13%)
1046.531025.606.05TORS H8-C8-C7-C11 (36%)
1041.751020.926.73TORS H8-C8-C7-C11 (29%)
10311029.041008.463.87STRE C7-C6 (38%)
10011021.141000.722.40STRE C7-C6 (12%) + TORS H18-C18=C19-C21 (16%) + TORS H21-C21-C19-C20 (14%) + TORS H20-C20-C19-C21 (16%)
1017.63997.280.48STRE C7-C6 (16%)
1004.20984.121.69STRE C17-C18 (58%)
966.79947.454.51STRE C10-C7 (14%) + BEND H11-C11-C7 (10%)
962.14942.900.30STRE C20-C19 (15%) + TORS H21-C21-C19-C20 (16%) + TORS H21-C21-C19-C20 (13%) + TORS H20-C20-C18=C19 (12%) + TORS H20-C20-C19-C21 (10%)
953.82934.7427.99TORS H9-C9=C8-C7 (36%) + TORS H9-C9=C8-C7 (60%)
944.03925.1513.30STRE C2-C4 (10%) + BEND C1-C2=C3 (14%) + TORS H10-C10-C7-C11 (10%)
942.63923.7813.62STRE C11-C7 (21%) + TORS H10-C10-C7-C11 (13%)
912925.15906.652.04TORS H1-C1-C2=C3 (47%) + TORS H2-C2=C3-C4 (28%)
888899.96881.969.79TORS H5-C5=C4-C3 (39%) + TORS H13-C13=C14-C16 (25%)
885.19867.497.13TORS H5-C5=C4-C3 (24%) + TORS H13-C13=C14-C16 (27%)
864.35847.067.09TORS H18-C18=C19-C21 (49%)
835.78819.062.02STRE C7-C8 (10%) +STRE C11-C7 (10%) + BEND H9-C9=C8 (11%)
810812.60796.352.02STRE C15-C14 (11%) + STRE C21-C19 (12%) + STRE C20-C19 (24%)
805.80789.6824.74TORS H1-C1-C2=C3 (26%) + TORS H2-C2=C3-C4 (43%)
802.76786.7010.62STRE C15-C14 (18%) + STRE C16-C14 (10%)
783798.09782.1327.94STRE C2=C3 (11%) + STRE C3-C4 (27%) + STRE O1-C3 (16%)
764.37749.081.76TORS H11-C11-C7-C10 (12%)
754.43739.344.35STRE C21-C19 (10%) + STRE C20-C19 (10%) + TORS H17-C16-C14-C15 (11%)
736.31721.582.16TORS H5-C5=C4-C3 (12%) + TORS C2=C3-C4=C5 (18%) + TORS C1-C2=C3-C4 (19%) + TORS C6-C5=C4-C3 (20%) + OUT O1-C2-C4-C3 (10%)
701.85687.817.48TORS H9-C9=C8-C7 (31%) + TORS H9-C9=C8-C7 (13%)
667681.03667.416.40STRE C8-C7 (10%) + STRE C7-C6 (10%) + STRE C10-C7 (17%) + BEND C2=C3-C4 (13%)
661.25648.0313.60OUT O2-C5-C3-C4 (25%) + OUT O1-C2-C4-C3 (11%) + OUT C7-C1-C5-C6 (11%)
597.40585.451.69BEND C5=C4-C3 (10%) + BEND O1-C3-C4 (11%)
593595.97584.0518.75BEND C5=C4-C3 (10%) + BEND O1-C3-C4 (18%)
544.30533.414.65BEND C19=C18-C17 (12%) + BEND C21-C19=C18 (10%)
507.18497.043.35BEND C2=C3-C4 (12%) + BEND O2-C4=C5 (10%)