93666-06-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93666-06-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,6,6 and 6 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 93666-06:
(7*9)+(6*3)+(5*6)+(4*6)+(3*6)+(2*0)+(1*6)=159
159 % 10 = 9
So 93666-06-9 is a valid CAS Registry Number.
93666-06-9Relevant articles and documents
Reagents and synthetic methods. 27 : improved synthesis of 2-substituted benzoxazoles induced by trimethylsilylpolyphosphate (PPSE)
Aizpurua, Jesus M.,Palomo, Claudio
, p. 142 - 144 (2007/10/02)
Several 2-substituted benzoxazoles were prepared from carboxylic acids and 2-aminophenol using trimethylsilyl polyphosphate.
