1173373-71-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1173373-71-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,3,3,7 and 3 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1173373-71:
(9*1)+(8*1)+(7*7)+(6*3)+(5*3)+(4*7)+(3*3)+(2*7)+(1*1)=151
151 % 10 = 1
So 1173373-71-1 is a valid CAS Registry Number.
1173373-71-1Relevant articles and documents
Tackling the Spiro Tetracyclic Skeleton of Cyanogramide: Incorporation of a Hydantoin Moiety
Monecke, Marco,Lindel, Thomas
, p. 7969 - 7972 (2018)
Wang's enantioselective thiourea-catalyzed spiro-annulation paved the way to the first tetracyclic analog of the marine natural product cyanogramide from the actinobacterium Actinoalloteichus cyanogriseus. The synthesis comprises seven steps starting from