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166112-40-9

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166112-40-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 166112-40-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,6,1,1 and 2 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 166112-40:
(8*1)+(7*6)+(6*6)+(5*1)+(4*1)+(3*2)+(2*4)+(1*0)=109
109 % 10 = 9
So 166112-40-9 is a valid CAS Registry Number.

166112-40-9Relevant articles and documents

Synthesis and reactivity of furazanyl- and furoxanyldiazonium salts

Rakitin, O. A.,Zalesova, O. A.,Kulikov, A. S.,Makhova, N. N.,Godovikova, T. I.,Khmel'nitskii, L. I.

, p. 1865 - 1870 (1993)

Diazotization of aminofurazans (1) and 4-aminofuroxans (2) with nitrosylsulfuric acid in a mixture of conc.H2SO4 and H3PO4 has been studied and offered as a general method for preparing furazanyl- (3) and furoxanyldiazonium (4) salts.It has been shown tha

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