71091-89-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 71091-89-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,0,9 and 1 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 71091-89:
(7*7)+(6*1)+(5*0)+(4*9)+(3*1)+(2*8)+(1*9)=119
119 % 10 = 9
So 71091-89-9 is a valid CAS Registry Number.
71091-89-9Relevant articles and documents
NOVEL METHOD OF DEOXIDATION OF ALCOHOLS AND ITS USE IN SYNTHESIS OF COVALENT PERCHLORATES
Zefirov, Nikolai S.,Zhdankin, Viktor V.,Sorokin, Viktor D.,Koz'min, Anatoly S.
, p. 6243 - 6244 (2007/10/02)
Alcohols can be effectively deoxidated by treatment with chlorine and sulfur in the presence of pyridine with incorporation of an external nucleophile from added salts.
