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251940-04-2

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251940-04-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 251940-04-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,1,9,4 and 0 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 251940-04:
(8*2)+(7*5)+(6*1)+(5*9)+(4*4)+(3*0)+(2*0)+(1*4)=122
122 % 10 = 2
So 251940-04-2 is a valid CAS Registry Number.

251940-04-2Downstream Products

251940-04-2Relevant articles and documents

Synthesis of imidazo[1,2-a]pyridines and pyrido[1,2-a]pyrimidines in water and their snar cyclizations

Chanu, Langpoklakpam Gellina,Singh, Thokchom Prasanta,Jang, Yong Ju,Yoon, Yong-Jin,Singh, Okram Mukherjee,Lee, Sang-Gyeong

, p. 994 - 1000 (2014/05/06)

Synthesis of tetrahydroimidazo[1,2-a]pyridines and tetrahydropyrido[1,2-a] pyrimidines by a one-pot and three component reaction of α-oxoketenedithioacetals, diamines and DMAD in water has been described. Different routes for accessing the desired compoun

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