42976-86-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 42976-86-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,9,7 and 6 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 42976-86:
(7*4)+(6*2)+(5*9)+(4*7)+(3*6)+(2*8)+(1*6)=153
153 % 10 = 3
So 42976-86-3 is a valid CAS Registry Number.
42976-86-3Relevant articles and documents
Homogeneous Metathesis of Unsaturated Nitriles
Bosma, Ruud H. A.,Kouwenhoven, Arjan P.,Mol, Johannes C.
, p. 1081 - 1082 (1981)
Unsaturated nitriles of general formula CH2=CHnCN, where 1 = n = 4, undergo metathesis in the presence of the catalyst system tungsten hexachloride-tetramethyltin with maximum reactivity for n = 2.