19637-35-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19637-35-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,6,3 and 7 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 19637-35:
(7*1)+(6*9)+(5*6)+(4*3)+(3*7)+(2*3)+(1*5)=135
135 % 10 = 5
So 19637-35-5 is a valid CAS Registry Number.
19637-35-5Relevant articles and documents
Cleavage of acetals promoted by copper (II) sulphate adsorbed on silica gel
Cabellero,Gros
, p. 395 - 404 (2007/10/02)
Copper sulphate supported on silica gel promotes the easy removal of cyclic acetals and tetrahydropyranyl ethers to give the respective parent carbonyl and hydroxyl compounds.