89702-37-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89702-37-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,7,0 and 2 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 89702-37:
(7*8)+(6*9)+(5*7)+(4*0)+(3*2)+(2*3)+(1*7)=164
164 % 10 = 4
So 89702-37-4 is a valid CAS Registry Number.
89702-37-4Relevant articles and documents
SYNTHESIS OF +/- 8- and 9-HETES
Adams, Julian,Rokach, Joshua
, p. 35 - 38 (2007/10/02)
We describe the first total syntheses of +/-8 and +/-9 HETEs using the addition of diazoketones to furan followed by electrocyclic ring opening to provide the necessary cis-trans diene system.