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99407-35-9

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99407-35-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 99407-35-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,4,0 and 7 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 99407-35:
(7*9)+(6*9)+(5*4)+(4*0)+(3*7)+(2*3)+(1*5)=169
169 % 10 = 9
So 99407-35-9 is a valid CAS Registry Number.

99407-35-9Downstream Products

99407-35-9Relevant articles and documents

Reaction of Cerium(IV) Ammonium Nitrate with 3-Methylcephalosporins: Synthesis of a 2-Methoxy-3-methylcephalosporin

Fletton, Richard A.,Humber, David C.,Roberts, Stanley M.,Wright, John L.

, p. 1523 - 1526 (2007/10/02)

The cephalosporins (1)-(3) react with cerium(IV) ammonium nitrate (CAN) in aqueous acetic acid to give the thiazoles (4)-(6) respectively as the major products.The minor products from the reaction of the cephalosporin (1) reacted with CAN in aqueous aceti

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