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99940-43-9

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99940-43-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 99940-43-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,9,4 and 0 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 99940-43:
(7*9)+(6*9)+(5*9)+(4*4)+(3*0)+(2*4)+(1*3)=189
189 % 10 = 9
So 99940-43-9 is a valid CAS Registry Number.

99940-43-9Relevant articles and documents

Synthesis of β-N-Phenylamino Alcohols and α-N-Phenylamino Acids via Reduvtion of the Adducts of Silyl Enol Ethers and Bis-silyl Ketene Acetals with Nitrosobenzene

Sasaki, Tadashi,Mori, Kohki,Ohno, Masatomi

, p. 280 - 282 (2007/10/02)

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