170954-47-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 170954-47-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,0,9,5 and 4 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 170954-47:
(8*1)+(7*7)+(6*0)+(5*9)+(4*5)+(3*4)+(2*4)+(1*7)=149
149 % 10 = 9
So 170954-47-9 is a valid CAS Registry Number.
170954-47-9Relevant articles and documents
A new route for the synthesis of 1,3-diketones
Zanina, A. S.,Shergina, S. I.,Sokolov, I. E.,Myasnikova, R. N.
, p. 689 - 694 (1995)
A simple route for the synthesis of 1,3-diketones by the reaction of acetylenic ketones with amines followed by hydrolysis of the resulting aminovinylketones is siggested. - Key words: acetylenic ketones; 1,3-diketones; aminovinylketones; synthesis.