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120819-50-3

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120819-50-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 120819-50-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,0,8,1 and 9 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 120819-50:
(8*1)+(7*2)+(6*0)+(5*8)+(4*1)+(3*9)+(2*5)+(1*0)=103
103 % 10 = 3
So 120819-50-3 is a valid CAS Registry Number.

120819-50-3Downstream Products

120819-50-3Relevant articles and documents

TETRAZOLES. 24. PREPARATION OF 1,4-DIMETHYL- AND 2,4-DIMETHYL-5-ARYL-TETRAZOLIUM SALTS

Shirobokov, I. Yu.,Chekushina, M. V.,Ostrovskii, V. A.,Koldobskii, G. I.,Erusalimskii, G. B.

, p. 413 - 417 (2007/10/02)

Alkylation of 1-methyl-5-aryltetrazoles with dimethyl sulfate leads to the formation of 1,4-dimethyl-5-aryltetrazolium ion salts.Alkylation of isomeric 2-methyl-5-aryltetrazoles also apparently takes place at the N(4) atom. 1-Methyl-5-aryltetrazoles displ

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