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139420-57-8

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139420-57-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 139420-57-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,4,2 and 0 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 139420-57:
(8*1)+(7*3)+(6*9)+(5*4)+(4*2)+(3*0)+(2*5)+(1*7)=128
128 % 10 = 8
So 139420-57-8 is a valid CAS Registry Number.

139420-57-8Downstream Products

139420-57-8Relevant articles and documents

Microwave Assisted Synthesis of Fused Thiazoles in Multicomponent System and Their in vitro Antitumor, Antioxidant, and Antimicrobial Activities

El-Borai, Mohamed A.,Rizk, Hala F.,Ibrahim, Seham A.,El-Sayed, Hatem F.

, p. 1031 - 1041 (2017)

A novel series of thiazolopyrimidines, thiazolopyrimidinones, imidazolothiazoles, and 1-thiazole-5-pyrazolone was synthesized under microwave irradiation. Most of the synthesized compounds were screened in vitro antitumor, antioxidant, and antimicrobial activities.

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