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82957-65-1

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82957-65-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 82957-65-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,9,5 and 7 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 82957-65:
(7*8)+(6*2)+(5*9)+(4*5)+(3*7)+(2*6)+(1*5)=171
171 % 10 = 1
So 82957-65-1 is a valid CAS Registry Number.

82957-65-1Downstream Products

82957-65-1Relevant articles and documents

Vinyl Carbanions, 13. Convenient Synthesis of Oxaloacetic Acid Derivatives

Schmidt, Richard R.,Talbiersky, Joerg,Betz, Rainer

, p. 2674 - 2678 (2007/10/02)

The vinyllithium derivatives 2a, b and 9a, b, obtained by direct lithiation of the functionally substituted acrylic acid derivatives 1a, b and 8a, b, respectively, react with heterocumulenes A - E such as phenyl isocyanate, phenyl isothiocyanate, and carb

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