86659-08-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 86659-08-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,6,6,5 and 9 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 86659-08:
(7*8)+(6*6)+(5*6)+(4*5)+(3*9)+(2*0)+(1*8)=177
177 % 10 = 7
So 86659-08-7 is a valid CAS Registry Number.
86659-08-7Relevant articles and documents
A HORNER-WITTIG SOLUTION TO THE SYNTHESIS OF KETENE O,O-ACETALS
Schaik, T. A. M. van,Henzen, A. V.,Gen, A. van der
, p. 1303 - 1306 (2007/10/02)
Aldehydes as well as ketones can be converted into their homologous ketene O,O-acetals by a Horner-Wittig reaction with dialkoxymethyl diphenylphosphine oxides.
