4639-86-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4639-86-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,6,3 and 9 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 4639-86:
(6*4)+(5*6)+(4*3)+(3*9)+(2*8)+(1*6)=115
115 % 10 = 5
So 4639-86-5 is a valid CAS Registry Number.
4639-86-5Relevant academic research and scientific papers
FACILE SYNTHESIS OF ACYLGERMANES
Kiyooka,,Syun-Ichi,Miyauchi, Akinori
, p. 1829 - 1830 (2007/10/02)
Acylgermanes are prepared from the corresponding esters with triphenylgermyllithium at room temperature in good yields.