428876-71-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 428876-71-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,2,8,8,7 and 6 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 428876-71:
(8*4)+(7*2)+(6*8)+(5*8)+(4*7)+(3*6)+(2*7)+(1*1)=195
195 % 10 = 5
So 428876-71-5 is a valid CAS Registry Number.
428876-71-5Relevant articles and documents
Reaction of Dess-Martin periodinane with 2-(alkylselenyl)pyridines. Dehydration of primary alcohols under extraordinarily mild conditions
Andreou, Thanos,Burés, Jordi,Vilarrasa, Jaume
scheme or table, p. 1863 - 1866 (2010/09/07)
Dess-Martin periodinane oxidizes very rapidly 2-pyridylseleno derivatives RR′CHCH2SePy in CHCl3 or CH2Cl2 and more chemoselectively than mCPBA. Tetravalent selenanes, RR′CHCH2Se(OAc)2Py, se
