72751-82-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72751-82-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,7,5 and 1 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 72751-82:
(7*7)+(6*2)+(5*7)+(4*5)+(3*1)+(2*8)+(1*2)=137
137 % 10 = 7
So 72751-82-7 is a valid CAS Registry Number.
InChI:InChI=1/C11H10N2O3S/c12-17(15,16)11-5-3-9(4-6-11)13-7-1-2-10(13)8-14/h1-8H,(H2,12,15,16)
72751-82-7Relevant articles and documents
SYNTHESIS AND SPECTRAL PROPERTIES OF 1-ARYL-2-FORMYLPYRROLES
Pina, M. del' K.,Budylin, V. A.,Rodriges, M.,Terent'ev, P. B.,Bundel', Yu. G.
, p. 142 - 146 (2007/10/02)
Various 1-aryl-2-formylpyrroles were synthesized by reaction of furfurol with substituted anilines.For p-bromo- and p-chlorophenyl substituents, the intermediate Schiff bases were isolated.