171016-59-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 171016-59-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,1,0,1 and 6 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 171016-59:
(8*1)+(7*7)+(6*1)+(5*0)+(4*1)+(3*6)+(2*5)+(1*9)=104
104 % 10 = 4
So 171016-59-4 is a valid CAS Registry Number.
171016-59-4Relevant articles and documents
A Direct Route to the Pyrrolobenzodiazepine Ring System Using Aryl Triflates
Kraus, George A.,Liu, Peng
, p. 7595 - 7598 (2007/10/02)
The pyrrolobenzodiazepine and dibenzodiazepine skeletons were rapidly generated from salicylic acids.The key step in these syntheses was the substitution of an aryl triflate.
