88752-83-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 88752-83-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,8,7,5 and 2 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 88752-83:
(7*8)+(6*8)+(5*7)+(4*5)+(3*2)+(2*8)+(1*3)=184
184 % 10 = 4
So 88752-83-4 is a valid CAS Registry Number.
InChI:InChI=1/C15H12N2O3/c1-17-7-10(8-18)14-12(15(17)19)6-9-5-11(20-2)3-4-13(9)16-14/h3-8H,1-2H3
88752-83-4Relevant articles and documents
PYRIDINE ANNELATION OF o-METHYL ARYLCARBOXYLIC ACIDS WITH VILSMEIER REAGENTS
Meth-Cohn, Otto,Taljaard, Heinrich C.
, p. 4607 - 4610 (2007/10/02)
The annelation of a pyridine ring by its c-position to pyridines, quinolines- and quinoxalines bearing ortho methyl and carboxylic acid groups occurs on treatment with Vilsmeier reagents; the reaction incorporates the nitrogen of the reagent.