71933-62-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 71933-62-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,9,3 and 3 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 71933-62:
(7*7)+(6*1)+(5*9)+(4*3)+(3*3)+(2*6)+(1*2)=135
135 % 10 = 5
So 71933-62-5 is a valid CAS Registry Number.
71933-62-5Relevant articles and documents
Synthesis of guanosine-3′-(5-bromo-4-chloroindol-3-YL)-phosphate (G-3′-BCIP)
Haikal, Abdelfattah
, p. 427 - 431 (2007/10/03)
N-2-Benzoyl-5′-O-dimethoxytrityl-2′-O- tetrahydropyranylguaaosine (5) and 1-acetyl-5-bromo-4-chloroindol-3-yl-3-phosphorodichloridate (7) were synthesized and coupled to give the title compound 9.