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77347-87-6

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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.

77347-87-6Upstream product

77347-87-6Relevant academic research and scientific papers

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

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