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2-(5-benzylsulfanyl-4H-[1,2,4]triazol-3-yl)-phenol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

201987-21-5

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201987-21-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 201987-21-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,1,9,8 and 7 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 201987-21:
(8*2)+(7*0)+(6*1)+(5*9)+(4*8)+(3*7)+(2*2)+(1*1)=125
125 % 10 = 5
So 201987-21-5 is a valid CAS Registry Number.

201987-21-5Downstream Products

201987-21-5Relevant academic research and scientific papers

The reaction of 2,4-BIS(4-methoxyphenyl)-1,3,2,4-dithiadiphosphetane-2,4-disulphide (Lawesson's Reagent, LR) with some s-triazole derivatives. Synthesis of s-triazole-fused P-heterocycles

Moustafa

, p. 11 - 22 (2007/10/03)

Lawesson's reagent (LR, 1) reacted with 3-(o-hydroxy-, o-amino- and o-methylamino-substituted)phenyl-4-hydroxy(phenylamino)-5-mercapto(methylthio)-1 ,2,4-triazoles 2a-f and 4a-f to afford the fused systems 3a-f and 5a-f, respectively. A similar treatment of 1 with 3-(o-hydroxy-, o-amino- and o-methylamino-substituted)phenyl-5-mercapto(benzylthio)-1,2,4-triazoles 6a-cand 8a-c gave the condensed systems 7a-cand 9a-c, respectively.

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