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2--1,2,3,4-tetrahydropyrimidine hydroiodide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

143249-10-9

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143249-10-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 143249-10-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,2,4 and 9 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 143249-10:
(8*1)+(7*4)+(6*3)+(5*2)+(4*4)+(3*9)+(2*1)+(1*0)=109
109 % 10 = 9
So 143249-10-9 is a valid CAS Registry Number.

143249-10-9Downstream Products

143249-10-9Relevant academic research and scientific papers

Cyclic guanidines; IV. Intramolecular nucleophilic aromatic substitution of hydrogen in (3-nitrophenyl)guanidines

Esser,Pook

, p. 596 - 601 (2007/10/02)

Cyclization of substituted (3-nitrophenyl)guanidines is achieved in basic medium by nucleophilic displacement of hydrogen. The reaction offers a new route to benzimidazoles as well as to tricyclic imidazo-, pyrimido- and diazepino-benzimidazoles with unco

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