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99407-38-2

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99407-38-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 99407-38-2 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 8 respectively.
Calculate Digit Verification of CAS Registry Number 99407-38:
(7*9)+(6*9)+(5*4)+(4*0)+(3*7)+(2*3)+(1*8)=172
172 % 10 = 2
So 99407-38-2 is a valid CAS Registry Number.

99407-38-2Downstream Products

99407-38-2Relevant 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 (1985)

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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