From the mushroom species Tricholoma populinum LANGE which shows interesting pharmaceutical effects the steroid 5α,8α-epidioxyergosta-6,22-dien-3β-ol has been isolated. The acetate of this compound crystallizes in the monoclinic space group P 21 with two molecules in the unit cell of dimensions a = 19.788, b = 7.241, c = 9.914 A, β = 103,97°. The final R-value is 0.079 for 1082 reflections.
Aus Pilzen der Art Tricholoma populinum LANGE, die interessante pharmazeutische Wirkungen zeign, wurde das Steroid 5α,8α-Epidioxyergosta-6,22-dien-3β-ol isoliert. Das Acetat dieser Verbindung kristallisiert in der monoklinen Raumgruppe P 21 mit zwei Molekulen in der Elementarzelle. Die Gitterkonstanten sind a = 19.788, b = 7.241, c = 9.914 A, β = 103,97°. Der abschliesende R-Wert betragt 0,079 fur 1082 Reflexe.
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