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120540-77-4

120540-77-4

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120540-77-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 120540-77-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,0,5,4 and 0 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 120540-77:
(8*1)+(7*2)+(6*0)+(5*5)+(4*4)+(3*0)+(2*7)+(1*7)=84
84 % 10 = 4
So 120540-77-4 is a valid CAS Registry Number.

120540-77-4Downstream Products

120540-77-4Relevant articles and documents

Alkylation of 2-, 4-, and 8-Trialkylsiloxyquinolines by Methyl Iodide

Lukevits, E.,Segal, I.,Birgele, I.,Zablotskaya, A.

, p. 1061 - 1066 (1994)

Trimethyl- and triethylsilyl ethers of 2-, 4-, and 8-hydroxyquinolines have been prepared.The alkylation of these siloxyquinolines by methyl iodide has been studied.In the case of 4-trimethylsiloxyquinaldine, it has been established that both N- and O-alkylation products are formed.

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