113304-49-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 113304-49-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,3,3,0 and 4 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 113304-49:
(8*1)+(7*1)+(6*3)+(5*3)+(4*0)+(3*4)+(2*4)+(1*9)=77
77 % 10 = 7
So 113304-49-7 is a valid CAS Registry Number.
113304-49-7Relevant articles and documents
THE UNCATALYZED CONJUGATE ADDITION REACTION OF 2-(1,3-DIOXOLAN-2-YL)-ETHYLMAGNESIUM BROMIDE WITH CYCLIC α,β-ENONES
Sworin, Michael,Neumann, William L.
, p. 3217 - 3220 (1987)
The in situ acetal-containing Grignard reagent 1 reacts with cyclic enones at -78 deg C to yield the product of conjugate addition in the absence of copper(I) salts.
