170729-16-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 170729-16-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,0,7,2 and 9 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 170729-16:
(8*1)+(7*7)+(6*0)+(5*7)+(4*2)+(3*9)+(2*1)+(1*6)=135
135 % 10 = 5
So 170729-16-5 is a valid CAS Registry Number.
170729-16-5Relevant articles and documents
Synthesis of chromanyl and dihydrobenzofuranyl piperazines
Favor, David A.,Johnson, Douglas S.,Powers, James J.,Li, Tingsheng,Madabattula, Rambabu
, p. 3039 - 3041 (2008/02/06)
The synthesis of a series of regioisomeric chromanyl and dihydrobenzofuranyl piperazines is described.