77347-87-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77347-87-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,3,4 and 7 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 77347-87:
(7*7)+(6*7)+(5*3)+(4*4)+(3*7)+(2*8)+(1*7)=166
166 % 10 = 6
So 77347-87-6 is a valid CAS Registry Number.
77347-87-6Relevant articles and documents
Synthesis and Properties of Alkali-metal Tetraoxo-osmate(VII) Compounds
Levason, William,Tajik, Mahmoud,Webster, Michael
, p. 1735 - 1736 (1985)
The black compounds M (M = Na, K, Rb, or Cs) have been prepared from OsO4 and MI in acetone.They are stable in dry air, but disproportionate immediately in aqueous acid solution to OsVIII and OsIV, and in basic solution to Oss
