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Ethanone, 2-[[5-(4,5-dimethyl-2-phenylthieno[2,3-d]pyrimidin-6-yl)-1,3,4-oxadiazol- 2-yl]thio]-1-phenyl- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

139765-75-6

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139765-75-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 139765-75-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,7,6 and 5 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 139765-75:
(8*1)+(7*3)+(6*9)+(5*7)+(4*6)+(3*5)+(2*7)+(1*5)=176
176 % 10 = 6
So 139765-75-6 is a valid CAS Registry Number.

139765-75-6Relevant academic research and scientific papers

BRIDGED HEAD NITROGEN COMPOUNDS. SYNTHESIS AND BIOLOGICAL ACTIVITY OF SOME NOVEL OXADIAZOLO-, TRIAZOLOTHIADIAZINO- AND TRIAZOLOTHIADIAZOLO-THIENOPYRIMIDINE DERIVATIVES

Bayoumy, Basher E.,El-Bahie, Said,Youssif, Shaker

, p. 1297 - 1302 (2007/10/02)

Some novel s-triazolo-1,3,4-thiadiazines 2a-d were synthesized via the reaction between compound 1e-h and hydrazine hydrate.Also, s-triazolo-1,3,4-thiadiazoles 4b,c were prepared by reaction of 3 with aryl acid chlorides.The new compounds we

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