190207-95-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 190207-95-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,0,2,0 and 7 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 190207-95:
(8*1)+(7*9)+(6*0)+(5*2)+(4*0)+(3*7)+(2*9)+(1*5)=125
125 % 10 = 5
So 190207-95-5 is a valid CAS Registry Number.
190207-95-5Relevant articles and documents
A convenient and stereoselective synthesis of alk-2-enenitriles
Dybowski, Piotr,Skowrońska, Aleksandra
, p. 284 - 286 (1997)
A convenient and stereoselective synthesis of alk-2-enenitriles based on the reaction of readily available S-(β-oxoalkyl)thiophosphates and Se-(β-oxoalkyl)selenophosphates with potassium cyanide in the presence of 18-crown-6 is described.
