252979-74-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 252979-74-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,2,9,7 and 9 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 252979-74:
(8*2)+(7*5)+(6*2)+(5*9)+(4*7)+(3*9)+(2*7)+(1*4)=181
181 % 10 = 1
So 252979-74-1 is a valid CAS Registry Number.
252979-74-1Relevant articles and documents
Photoreleasable protecting groups on alcohols, phosphates and diacids and the use thereof
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Page column 26-27, (2010/11/30)
Alcohol, phosphate, and diacid derivatives that may be deprotected by irradiation are disclosed. The protecting group is an arylacyl or heteroarylacyl group.