97997-89-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97997-89-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,9,9 and 7 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 97997-89:
(7*9)+(6*7)+(5*9)+(4*9)+(3*7)+(2*8)+(1*9)=232
232 % 10 = 2
So 97997-89-2 is a valid CAS Registry Number.
97997-89-2Relevant academic research and scientific papers
Lehmann, Ruth,Schlosser, Manfred
, p. 745 - 748 (1984)
At temperature between -100 and -40 deg C, lithium salt-free butylpotassium (prepared from dibutylmercury) readily metalates saturated ethers such as dimethyl ether or tetrahydrofuran.
