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1027005-40-8

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1027005-40-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1027005-40-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,7,0,0 and 5 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1027005-40:
(9*1)+(8*0)+(7*2)+(6*7)+(5*0)+(4*0)+(3*5)+(2*4)+(1*0)=88
88 % 10 = 8
So 1027005-40-8 is a valid CAS Registry Number.

1027005-40-8Relevant academic research and scientific papers

Improved synthesis of 2-amino-1,2,4-triazolo[1,5-a]pyrimidines

Chernyshev,Sokolov,Taranushich

, p. 1134 - 1137 (2006)

An improved procedure is suggested for preparing 2-amino-1,2,4-triazolo[1, 5-a]pyrimidines from 3,5-diamino-1,2,4-triazole and unsaturated aromatic ketones, with acetyl protection of the amino group in the step of oxidation of 2-amino-4,7-dihydro-1,2,4-tr

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