197-40-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 197-40-0 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 1,9 and 7 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 197-40:
(5*1)+(4*9)+(3*7)+(2*4)+(1*0)=70
70 % 10 = 0
So 197-40-0 is a valid CAS Registry Number.
197-40-0Relevant articles and documents
THE SYNTHESIS OF 1,6-DISTIBATRIPTYCENE (5,10-o-BENZENOSTIBANTHRENE), Sb2(C6H4)3
Al-Jabar, N. N. A.,Bowen, D.,Massey, A. G.
, p. 29 - 32 (1985)
1,6-Distibatriptycene has been synthesized by heating a mixture of antimony powder with ortho-phenylenemercury trimer in a sealed evacuated tube.
