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139951-53-4

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139951-53-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 139951-53-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,9,5 and 1 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 139951-53:
(8*1)+(7*3)+(6*9)+(5*9)+(4*5)+(3*1)+(2*5)+(1*3)=164
164 % 10 = 4
So 139951-53-4 is a valid CAS Registry Number.

139951-53-4Downstream Products

139951-53-4Relevant articles and documents

Study on the reactions of telluronium ylide VIII. A facile synthesis of substituted cyclopropanes

Zhong,Shao,Liu

, p. 489 - 495 (2007/10/02)

Some telluronium salts react easily with substituted chalcones to afford derivatives of cyclopropane in 52-95% yield and with high stereoselectivity.

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