143703-39-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 143703-39-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,7,0 and 3 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 143703-39:
(8*1)+(7*4)+(6*3)+(5*7)+(4*0)+(3*3)+(2*3)+(1*9)=113
113 % 10 = 3
So 143703-39-3 is a valid CAS Registry Number.
143703-39-3Relevant articles and documents
A Facile Synthesis of 3-Substituted Indoles
Nagarathnam, Dhanapalan
, p. 953 - 958 (2007/10/02)
1-Benzoyl-3-bromomethylindole (2a) or 1-benzenesulfonyl-3-bromomethylindole (2b) reacts with C, N, O, and P-containing nucleophiles to give potential intermediates for the synthesis of a wide range of indole alkaloids and pharmacologically important substances, in good to excellent yields.