2271-31-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2271-31-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,2,7 and 1 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 2271-31:
(6*2)+(5*2)+(4*7)+(3*1)+(2*3)+(1*1)=60
60 % 10 = 0
So 2271-31-0 is a valid CAS Registry Number.
InChI:InChI=1/C20H32O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(21)22/h3-4,6-7,9-10,15-16H,2,5,8,11-14,17-19H2,1H3,(H,21,22)/b4-3+,7-6+,10-9+,16-15+
2271-31-0Relevant articles and documents
Synthesis of juniperonic acid
Vik, Anders,Hansen, Trond Vidar,Holmeide, Anne Kristin,Skatteb?l, Lars
, p. 2852 - 2854 (2010)
Synthesis of juniperonic acid [(all-Z)-5,11,14,17-eicosatetraenoic acid], has been achieved in eight steps and in 19% overall yield starting from eicosapentaenoic acid.