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CYATHISTERONE

Year of first report:	1994
Formula:	C₂₈H₄₂O₂
Molecular weight:	410
Occurence in plants:
Calvatia cyathiformis [Fungi] »
Occurence in animals:

CYATHISTERONE

MASS SPECTRUM

CI-MS (NH₃) m/z
EI-MS m/z (relative intensity %)	410.3193 [M]⁺ (C₂₈H₄₂O₂ requires 410.3185) (14), 285 [M - C₉H₁₇]⁺ (12), 259 (23), 109 (43).
HR-MS

CARBON NMR

PROTON NMR

CDCl₃
01	38.3 (t)
02	37.4 (t)
03	211.7 (s)
04	37.2 (t)
05	54.8 (d)
06	199.0 (s)
07	123.3 (d)
08	164.4 (s)
09	49.9 (d)
10	38.5 (s)
11	22.1 (t)
12	38.8 (t)
13	44.7 (s)
14	56.0 (d)
15	22.7 (t)
16	28.0 (t)
17	56.3 (d)
18	12.7 (q)
19	12.9 (q)
20	40.4 (d)
21	21.2 (q)
22	135.4 (d)
23	133.1 (d)
24	43.0 (d)
25	33.2 (d)
26	20.0 (q)
27	19.7 (q)
28	17.7 (q)

CDCl₃
01-Ha
01-He
02-Ha
02-He
04-Ha	2.56 (dd, 4.0, 15.5)
04-He	2.60 (dd, 12.5, 15.5)
05-H	2.66 (dd, 4.0, 12.5)
07-H	5.78 (br t, 2.2)
09-H
11-Ha
11-He
12-Ha
12-He
14-H
15-Ha
15-Hb
16-Ha
16-Hb
17-H
18-Me	0.65 (s)
19-Me	1.07 (s)
20-H
21-Me	1.05 (d, 6.6)
22-H	5.17 (dd, 7.7, 15.3)
23-H	5.27 (dd, 7.8, 15.3)
24-H
25-H
26-Me	0.83 (d, 6.8)
27-Me	0.84 (d, 6.8)
28-Me	0.92 (d, 6.8)

PHYSICAL PROPERTIES

M.P.	200-203 °C ;
[α]_D²⁵	+ 12 ? ° (c 0.17; CHCl3)
IR (KBr) ν _max (cm^-1)	1720 (CO), 1660 (CO)
UV (MeOH) λ _max (log ε)	242 (4.45) ;

CHROMATOGRAPHY

HPTLC
TLC
GLC
HPLC

BIOLOGICAL ACTIVITIES

REFERENCES

First isolation

KAWAHARA, N. et al. (1994) Phytochemistry 37, 213-215

Permanent link to this datasheet: CYATHISTERONE

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© Institute of Organic Chemistry and Biochemistry, Academy of Sciences, Prague, Czech Republic
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