121077-89-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 121077-89-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,0,7 and 7 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 121077-89:
(8*1)+(7*2)+(6*1)+(5*0)+(4*7)+(3*7)+(2*8)+(1*9)=102
102 % 10 = 2
So 121077-89-2 is a valid CAS Registry Number.
121077-89-2Relevant articles and documents
BORON TRIFLUORIDE PROMOTED REACTION OF DITHIO-SUBSTITUTED ALLYLIC ANIONS AND CYCLIC ETHERS
Fang, Jim-Min,Chen, Ming-Yi
, p. 5939 - 5940 (2007/10/02)
Allylic anions generated from 2-propenyl-1,3-dithiane and 2-styryl-1,3,dithiane react exclusively at α-carbons with three- to six-membered cyclic ethers in the presence of BF3.Et2O.