1287768-43-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1287768-43-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,8,7,7,6 and 8 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1287768-43:
(9*1)+(8*2)+(7*8)+(6*7)+(5*7)+(4*6)+(3*8)+(2*4)+(1*3)=217
217 % 10 = 7
So 1287768-43-7 is a valid CAS Registry Number.
1287768-43-7Relevant articles and documents
Design and synthesis of unnatural heparosan and chondroitin building blocks
Bera, Smritilekha,Linhardt, Robert J.
, p. 3181 - 3193 (2011/06/24)
Triazole linked heparosan and chondroitin disaccharide and tetrasaccharide building blocks were synthesized in a stereoselective manner by applying a very efficient copper catalyzed azide-alkyne cycloaddition (CuAAC) reaction of appropriately substituted
