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5--1-methyl-1H-imidazole-4-carboxamidine hydrochloride is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

128031-25-4

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128031-25-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 128031-25-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,0,3 and 1 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 128031-25:
(8*1)+(7*2)+(6*8)+(5*0)+(4*3)+(3*1)+(2*2)+(1*5)=94
94 % 10 = 4
So 128031-25-4 is a valid CAS Registry Number.

128031-25-4Relevant academic research and scientific papers

REVERSIBLE RING OPENING OF 3,9-DISUBSTITUTED ADENINES: EFFECT OF SUBSTITUENTS

Fujii, Tozo,Saito, Tohru,Nakasaka, Tsuyoshi

, p. 195 - 200 (2007/10/02)

The equilibrium constants and the rates of ring opening and cyclization for equilibria between the 3,9-disubstituted adenines IVa-l and the N-alkylformamidoimidazoles Va-l in H2O at pH 8.98 and 25 deg C have been measured.It has been found that a bulky su

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