67523-53-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67523-53-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,5,2 and 3 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 67523-53:
(7*6)+(6*7)+(5*5)+(4*2)+(3*3)+(2*5)+(1*3)=139
139 % 10 = 9
So 67523-53-9 is a valid CAS Registry Number.
67523-53-9Relevant articles and documents
Convenient preparation of carbonyl compounds from 1,2-diols utilizing Mitsunobu conditions
Barrero, Alejandro F.,Alvarez-Manzaneda, Enrique J.,Chahboun
, p. 1959 - 1962 (2000)
1,1-Disubstituted 1,2-diols are efficiently converted into carbonyl compounds by reaction with triphenylphosphine and diethyl azodicarboxylate. (C) 2000 Elsevier Science Ltd.
