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134892-31-2

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134892-31-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 134892-31-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,8,9 and 2 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 134892-31:
(8*1)+(7*3)+(6*4)+(5*8)+(4*9)+(3*2)+(2*3)+(1*1)=142
142 % 10 = 2
So 134892-31-2 is a valid CAS Registry Number.

134892-31-2Upstream product

134892-31-2Relevant articles and documents

Synthesis of 1,2,4-Triazolopyrimidine-2-sulfonamides

Shankar, Ravi B.,Pews, R. Garth

, p. 169 - 172 (2007/10/02)

The 1,2,4-triazolopyrimidine-2-sulfonamides are a new class of highly active herbicides.A novel cyclization method for the synthesis of these compounds is discussed.

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