78814-52-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 78814-52-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,8,1 and 4 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 78814-52:
(7*7)+(6*8)+(5*8)+(4*1)+(3*4)+(2*5)+(1*2)=165
165 % 10 = 5
So 78814-52-5 is a valid CAS Registry Number.
78814-52-5Relevant articles and documents
REGIO AND STEREOSELECTIVE SYNTHESIS OF 1-METHYLSELENO-1-VINYL AND 1-PHENYLSELENO-1-VINYL CYCLOPROPANES
Halazy, S.,Krief, A.
, p. 1833 - 1836 (1981)
The Z and E isomers of the title compounds are regioselectively and stereoselectively prepared respectively by reaction of phosphorus ylides with α-selenocyclopropyl aldehydes and by addition of α-lithio seleno-cyclopropanes on α-seleno aldehydes.
