78388-71-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 78388-71-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,3,8 and 8 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 78388-71:
(7*7)+(6*8)+(5*3)+(4*8)+(3*8)+(2*7)+(1*1)=183
183 % 10 = 3
So 78388-71-3 is a valid CAS Registry Number.
78388-71-3Relevant articles and documents
Rearrangement of a 2-Aryloxycyclohex-2-enone. A New Enolate Claisen Rearrangement ?
Schultz, Arthur G.,Napier, James
, p. 224 - 225 (1981)
The base-catalysed rearrangement of the 2-aryloxycyclohex-2-enone (3) to the enone (4a) is suggested to occur by an enolate-promoted 3,3-sigmatropic rearrangement of the enolate aryl ether (7).