131572-75-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 131572-75-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,5,7 and 2 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 131572-75:
(8*1)+(7*3)+(6*1)+(5*5)+(4*7)+(3*2)+(2*7)+(1*5)=113
113 % 10 = 3
So 131572-75-3 is a valid CAS Registry Number.
131572-75-3Relevant articles and documents
Synthetic studies of marine alkaloids hapalindoles. Part 3. Total synthesis of (±)-hapalindoles H and U
Muratake, Hideaki,Kumagami, Harumi,Natsume, Mitsutaka
, p. 6351 - 6360 (2007/10/02)
A total, synthesis of marine indole alkaloids (±) -hapalindoles H (1) and U (2) was achieved from the previously described compound 7 by way of 13, 21, and 26 for U (2), and 33 and 32 for H (1).
