74734-12-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74734-12-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,7,3 and 4 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 74734-12:
(7*7)+(6*4)+(5*7)+(4*3)+(3*4)+(2*1)+(1*2)=136
136 % 10 = 6
So 74734-12-6 is a valid CAS Registry Number.
74734-12-6Relevant articles and documents
Synthesis of Thiadiazinobenzimidazole-2,4(3H)-diones and their Sulphur Analogues
Howes, Peter D.,Pianka, Max
, p. 762 - 765 (2007/10/02)
Benzimidazol-2-yl di- or tri-thiocarbonates and iso- or isothio-cyanates give, on heating in the presence of triethylamine, the novel thiadiazinobenzimidazole-2,4(3H)-diones (11; X=Y=O) or their sulphur analogues (11; X=S, Y=O; or X=Y=S).
