117227-40-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 117227-40-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,2,2 and 7 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 117227-40:
(8*1)+(7*1)+(6*7)+(5*2)+(4*2)+(3*7)+(2*4)+(1*0)=104
104 % 10 = 4
So 117227-40-4 is a valid CAS Registry Number.
117227-40-4Relevant articles and documents
Nitriles from Aldehydes and 4-Aminocyclopenta-1,2,4-triazines
Neunhoeffer, Hans,Diehl, Werner,Karafiat, Ute
, p. 105 - 110 (2007/10/02)
Aldehydes are transformed into nitriles by using 4-amino-4,6-dihydro-1H-cyclopenta-1,2,4-triazine-5,7-dicarboxylates (8a, 8b, 14c).