66737-42-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 66737-42-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,7,3 and 7 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 66737-42:
(7*6)+(6*6)+(5*7)+(4*3)+(3*7)+(2*4)+(1*2)=156
156 % 10 = 6
So 66737-42-6 is a valid CAS Registry Number.
66737-42-6Relevant articles and documents
Synthesis of chalcogenides and metal complex of 2-phenyl-benzo[1,3,2] dioxophosphinin-4-one
Rani, Manju,Shukla, Davender Kumar,Khan, Arif Ali
, p. 1998 - 2000 (2014)
The chalcogenides and the metal complexes of 2-phenyl-benzo[1,3,2] dioxophosphinin-4-one are prepared by single step reaction of 2-phenyl-benzo[1,3,2]dioxophosphinin-4-one (1) with DMSO, elemental S, Se and W(CO)5CH3CN.