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160892-21-7

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160892-21-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 160892-21-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,0,8,9 and 2 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 160892-21:
(8*1)+(7*6)+(6*0)+(5*8)+(4*9)+(3*2)+(2*2)+(1*1)=137
137 % 10 = 7
So 160892-21-7 is a valid CAS Registry Number.

160892-21-7Relevant articles and documents

New [g]-fused [1,2,4]triazolo[1,5-c]pyrimidines: Synthesis of pyrido[3,2-e] and [4,3-e][1,2,4]triazolo[1,5-c]pyrimidine, pyrimido[5,4-e][1,2,4]triazolo[1,5-c]pyrimidine and [1,2,4]triazolo[1,5-c]pteridine derivatives

Del Giudice,Borioni,Mustazza,Gatta

, p. 1503 - 1507 (2007/10/02)

A number of 2-aryl-substituted pyrido[3,2-e] and [4,3-e][1,2,4]triazolo[1,5-c]pyrimidines and [1,2,4]triazolo[1,5-c]pteridines 11,12a,b,e, their corresponding 5-carbonyl derivatives 7,8a,b,e and some pyrimido[5,4-e][1,2,4]triazolo[1,5-c]pyrimidin-5-ones 7

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