261-42-7 Usage
Chemical Properties
SLIGHTLY BEIGE NEEDLES
Check Digit Verification of cas no
The CAS Registry Mumber 261-42-7 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 2,6 and 1 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 261-42:
(5*2)+(4*6)+(3*1)+(2*4)+(1*2)=47
47 % 10 = 7
So 261-42-7 is a valid CAS Registry Number.
261-42-7Relevant articles and documents
-
Lohner,Praefcke
, p. 167 - 176 (2007/10/02)
New syntheses of the telluroxanthene and telluroxanthone are presented. Furthermore, new tellurium-containing esters and 2-tellurium-substituted diphenylmethane derivatives have been prepared, which could not be photo- or thermochemically cyclized to dibe