4432-98-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4432-98-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,4,3 and 2 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 4432-98:
(6*4)+(5*4)+(4*3)+(3*2)+(2*9)+(1*8)=88
88 % 10 = 8
So 4432-98-8 is a valid CAS Registry Number.
4432-98-8Relevant articles and documents
Direct synthesis of new arylanthranilic acids via a Suzuki cross-coupling reaction from iodoisatins
Gérard, Anne-Laure,Lisowski, Vincent,Rault, Sylvain
, p. 6082 - 6087 (2007/10/03)
Direct synthesis of new arylanthranilic acids via a Suzuki cross-coupling reaction with iodoisatins as key intermediates is described. A 'one pot' procedure is proposed.