89375-08-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89375-08-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,3,7 and 5 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 89375-08:
(7*8)+(6*9)+(5*3)+(4*7)+(3*5)+(2*0)+(1*8)=176
176 % 10 = 6
So 89375-08-6 is a valid CAS Registry Number.
89375-08-6Relevant articles and documents
SYNTHESIS IF ACETYLENIC KETONES FROM THIOL ESTERS AND 1-ALKYNYLTRIMETHYLSILANES
Kawanami, Yasuhiro,Katsuki, Tsutomu,Yamaguchi, Masaru
, p. 5131 - 5132 (2007/10/02)
In the presence of silver tetrafluoroborate, S-ethyl carbothioates reacted with 1-alkynyltrimethylsilanes to give the corresponding acetylenic ketones in good yields.