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134961-28-7

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134961-28-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 134961-28-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,9,6 and 1 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 134961-28:
(8*1)+(7*3)+(6*4)+(5*9)+(4*6)+(3*1)+(2*2)+(1*8)=137
137 % 10 = 7
So 134961-28-7 is a valid CAS Registry Number.

134961-28-7Upstream product

134961-28-7Downstream Products

134961-28-7Relevant articles and documents

REACTIONS WITH HETEROCYCLIC DIAZONIUM SALTS: SYNTHESIS OF SEVERAL NEW THIAZOLOAS-TRIAZINES AND THIAZOLO1,2,4-TRIAZOLE DERIVATIVES

Ibrahim, Mohamed Kamal Ahmed,Elghandour, Ahmed Hafez,Abou-Hadeed, Khaled

, p. 119 - 123 (2007/10/02)

Several new thiazoloas-triazines and thiazolo1,2,4-triazole derivatives were synthesized utilizing 4-methyl-5-ethoxy carbonylthiazol-2-diazonium sulphate and active methylene reagents.Key words: Activated nitriles; heterocyclic diazonium salts; thiazoloas-triazines.

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