40489-45-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40489-45-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,4,8 and 9 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 40489-45:
(7*4)+(6*0)+(5*4)+(4*8)+(3*9)+(2*4)+(1*5)=120
120 % 10 = 0
So 40489-45-0 is a valid CAS Registry Number.
40489-45-0Relevant articles and documents
A mild and efficient method for the deprotection of tert-butyldimethylsilyl ethers using iodine in methanol
Vaino, Andrew R.,Szarek, Walter A.
, p. 2351 - 2352 (2007/10/03)
An effective method for the cleavage of tert-butyldimethylsilyl ethers using a 1% solution of iodine in methanol is described.
