72190-75-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72190-75-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,1,9 and 0 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 72190-75:
(7*7)+(6*2)+(5*1)+(4*9)+(3*0)+(2*7)+(1*5)=121
121 % 10 = 1
So 72190-75-1 is a valid CAS Registry Number.
72190-75-1Relevant articles and documents
A Novel 1,3-Migration of a Silyl Group from Carbon to Oxygen in a Silanolate Ion
Damrauer, Robert,Eaborn, Colin,Happer, Duncan A. R.,Mansour, Abdulrahman I.
, p. 348 (1983)
The silanols (Me3Si)3CSiMe2OH, (Me3Si)2C(SiMePh2)(SiMe2OH), and (PhMe2Si)3C(SiMe2OH) undergo rearrangement in MeONa-MeOH to give (Me3Si)2CH(SiMe2OSiMe3), (Me3Si)2CH(SiMe2OSiMePh2), and (PhMe2Si)2CH(SiMe2OSiMe2Ph), respectively.