52536-97-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 52536-97-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,2,5,3 and 6 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 52536-97:
(7*5)+(6*2)+(5*5)+(4*3)+(3*6)+(2*9)+(1*7)=127
127 % 10 = 7
So 52536-97-7 is a valid CAS Registry Number.
52536-97-7Relevant articles and documents
Nucleoside derivatives with photolabile protective groups
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, (2008/06/13)
The invention relates to nucleo-side derivatives with photo-unstable protective groups of the general formula (I) in which R1 is H, NO2, CN, OCH3, halogen, alkyl or alkoxyalkyl with 1 to 4 C atoms, R2 is H, OCH3, R3 is H, F, Cl, Br, NO2 or an aliphatic ac