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99491-82-4

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99491-82-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 99491-82-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,4,9 and 1 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 99491-82:
(7*9)+(6*9)+(5*4)+(4*9)+(3*1)+(2*8)+(1*2)=194
194 % 10 = 4
So 99491-82-4 is a valid CAS Registry Number.

99491-82-4Relevant articles and documents

Dialkylhydroxylamido(1-)-O,N Complexes of Tungsten(VI) with Terminal Oxo and Thio Ligands

McDonell, Angus C.,Vasudevan, Subhash G.,O'Connor, Maxwell J.,Wedd, Anthony G.

, p. 1017 - 1024 (2007/10/02)

The compounds cis- (R=Et, PhCH2, 1/2C5H10) have been synthesized by the reaction of WO2Cl2 or with the respective N,N-dialkylhydroxylamines in the presence of Et3N.When heated with WO2Cl2 in refluxing MeCN,Et2NOH undergoes dealk

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