Identification of antifungal principle in the solvent extract of an endophytic fungus Chaetomium globosum from Withania somnifera

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Table 5 Comparison of ¹ H NMR of purified fraction and compound ‘A’ from literature (Yang et al. 2006 )

Atom no.	Chemical shift H’		Multiplicity		Coupling constant
	Compound ‘A’	Literature	Compound ‘A’	Literature	Compound ‘A’	Literature
8b		0.83		M, 1H
16	0.79	0.85	D 3H	D, 3H	4.2	6.5
15	0.89	0.91	D 5H	D, 3H	2.8	6.5
6b		0.95		M, 1H
	1.18		S
	1.23		S
	1.28		S
9		1.39		M, 1H
10	1.4	1.4	D 2H	M, 1H	12.2
24	1.47	1.49	D 6H	S, 3H	10.15
14		1.5		Br d, 3H		6.5
12	1.57	1.57	S	Br s, 3H
7		1.63		M, 1H
8a	1.61	1.66	S 5H	M, 1H
22b	1.74	1.75	BR S 3H	Dd, 2H
5		1.85		M, 1H
6a	1.92	1.91	D 3H	M, 1H	9.8
	2.13		D 1H		12.5
	2.19		S
22a	2.34	2.5	D 1H	Dd, 1H	12.0	14.0, 2.5
	2.65		S 1H
2	2.9	3.00	BR S 1H	Dt, 1H		8.0, 1.0, 1.0
	3.62		D 1H		12.45
20	3.81	3.8	DD	Dd, 1H		10.0, 2.5
1	4.29	3.94	DT 1H	Dd, 1H	7.6, 6.3	8.0, 7.0
	4.38		D 1H
13	5.24	5.19	S	Dq, 1H		6.5, 1.0
	5.48		S
3	5.59	5.66	S 1H	Br s, 2H
4	5.75		S 1H
	5.84		S 1H