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1291072-41-7

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1291072-41-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1291072-41-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,9,1,0,7 and 2 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1291072-41:
(9*1)+(8*2)+(7*9)+(6*1)+(5*0)+(4*7)+(3*2)+(2*4)+(1*1)=137
137 % 10 = 7
So 1291072-41-7 is a valid CAS Registry Number.

1291072-41-7Upstream product

1291072-41-7Relevant articles and documents

Cyclization of substituted (2-pyridylthio)phenylacetic acids and chromaticity of mesoionic thiazolo[3,2-a]pyridinium-3-olates

Fedotov,Shumeiko,Romanov,Tolmachev,Ilchenko

experimental part, p. 622 - 630 (2012/01/14)

The cyclization of substituted (2-pyridylthio)phenylacetic acids has been studied. It was established that reaction occurs at two reaction centers with the formation of substituted 3-imino-2-phenyl-2,3-dihydrothieno[2,3-b]pyridine- 2-carboxylic acids and

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