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1616603-16-7

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1616603-16-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1616603-16-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,1,6,6,0 and 3 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1616603-16:
(9*1)+(8*6)+(7*1)+(6*6)+(5*6)+(4*0)+(3*3)+(2*1)+(1*6)=147
147 % 10 = 7
So 1616603-16-7 is a valid CAS Registry Number.

1616603-16-7Relevant articles and documents

Elemental tellurium mediated synthesis of 2-(trifluoromethyl)oxazoles using trifluoroacetic anhydride as reagent

Luo, Beibei,Weng, Zhiqiang

supporting information, p. 10750 - 10753 (2018/09/29)

An elemental tellurium mediated synthesis of 2-(trifluoromethyl)oxazoles from the reaction of acetophenone oxime acetates with trifluoroacetic anhydride has been developed. This new tandem cyclization proceeds in good to excellent yields via a SET reduction followed by a 5-endo-trig pathway. Some of the title compounds showed fungicidal and insecticidal activities.

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