137469-50-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 137469-50-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,4,6 and 9 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 137469-50:
(8*1)+(7*3)+(6*7)+(5*4)+(4*6)+(3*9)+(2*5)+(1*0)=152
152 % 10 = 2
So 137469-50-2 is a valid CAS Registry Number.
137469-50-2Relevant articles and documents
SYNTHETIC APPLICATION OF SELENOSTANNANES: SELENOALKOXYLATION OF ACETALS
Nishiyama, Yutaka,Aoyama, Satoshi,Hamanaka, Sawako
, p. 267 - 270 (2007/10/02)
Monoselenoacetals were easily prepared from the corresponding acetals and tributyltin phenyl selenide (n-Bu3SnSePh) by the action of BF3*Et2O in fair to good yields.