116896-74-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 116896-74-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,6,8,9 and 6 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 116896-74:
(8*1)+(7*1)+(6*6)+(5*8)+(4*9)+(3*6)+(2*7)+(1*4)=163
163 % 10 = 3
So 116896-74-3 is a valid CAS Registry Number.
116896-74-3Relevant academic research and scientific papers
2,3-DICARBOMETHOXY-1,3-BUTADIENE AND ITS REACTIONS
Tarnchompoo, Bongkoch,Thebtaranonth, Chachanat,Thebtaranonth, Yodhathai
, p. 6671 - 6674 (2007/10/02)
The preparation of 2,3-dicarbomethoxy-1,3-butadiene from flash vacuum pyrolysis of 3 (itself obtained from methylenation of 2) is described.The diene's reactions with nucleophiles and dienophiles are also reported.
