101770-13-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 101770-13-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,1,7,7 and 0 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 101770-13:
(8*1)+(7*0)+(6*1)+(5*7)+(4*7)+(3*0)+(2*1)+(1*3)=82
82 % 10 = 2
So 101770-13-2 is a valid CAS Registry Number.
101770-13-2Relevant articles and documents
Synthesis of Isorhynchospermin
Adinarayana, D.,Chetty, P. Ramachandraiah,Syamasundar, K. V.
, p. 880 - 881 (2007/10/02)
Nuclear prenylation of ombuin (3) with 2-methylbut-3-en-2-ol and BF3-etherate followed by column chromatography affords a compound characterised as isorhynchospermin (4).