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155861-51-1

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155861-51-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 155861-51-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,5,8,6 and 1 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 155861-51:
(8*1)+(7*5)+(6*5)+(5*8)+(4*6)+(3*1)+(2*5)+(1*1)=151
151 % 10 = 1
So 155861-51-1 is a valid CAS Registry Number.

155861-51-1Upstream product

155861-51-1Downstream Products

155861-51-1Relevant articles and documents

CANTHIN-6-ONE ALKALOIDS FROM EURYCOMA LONGIFOLIA

Mitsunaga, Katsuyoshi,Koike, Kazuo,Tanaka, Tomoko,Ohkawa, Youko,Kobayashi, Yuko,et al.

, p. 799 - 802 (2007/10/02)

Five new canthin-6-one alkaloids, 9,10-dimethoxycanthin-6-one, 10-hydroxy-9-methoxycanthin-6-one, 11-hydroxy-10-methoxycanthin-6-one, 5,9-dimethoxycanthin-6-one and 9-methoxy-3-methylcanthin-5,6-dione were isolated from the bark and wood of Eurycoma longifolia, along with six known canthin-6-one alkaloids and two known β-carboline alakloids.Their structures were determined from spectroscopic data and other chemical evidence.

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