144391-72-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 144391-72-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,3,9 and 1 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 144391-72:
(8*1)+(7*4)+(6*4)+(5*3)+(4*9)+(3*1)+(2*7)+(1*2)=130
130 % 10 = 0
So 144391-72-0 is a valid CAS Registry Number.
144391-72-0Relevant articles and documents
A FRIEDEL-CRAFTS SYNTHESIS OF SECONDARY THIOPHENE- AND BENZOTHIOPHENECARBOTHIOAMIDES
Jagodzinski, T. S.
, p. 653 - 659 (2007/10/02)
The reaction of 2-methylthiophene, 2- and 3-methyl-benzothiophene with isothiocyanates in the presence of aluminium chloride in nitromethane gave rise to the formation of N-methylbenzothiophene-3-carboxylic and 3-methyl-benzothiophene-2-carboxyli
