99933-02-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 99933-02-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,9,3 and 3 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 99933-02:
(7*9)+(6*9)+(5*9)+(4*3)+(3*3)+(2*0)+(1*2)=185
185 % 10 = 5
So 99933-02-5 is a valid CAS Registry Number.
99933-02-5Relevant articles and documents
An Improved Procedure for the Protection of 2'-Deoxyguanosine
Benseler, Fritz,McLaughlin, Larry W.
, p. 45 - 46 (1986)
N2-Phenylacetyl-2'-deoxyguanosine can be prepared in high yield and exceptional purity by pretreating phenylacetyl chloride with 1-hydroxybenzotriazole and adding the thus formed adduct to the trisether derivative of 2'-deoxygua
