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193404-71-6

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193404-71-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 193404-71-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,3,4,0 and 4 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 193404-71:
(8*1)+(7*9)+(6*3)+(5*4)+(4*0)+(3*4)+(2*7)+(1*1)=136
136 % 10 = 6
So 193404-71-6 is a valid CAS Registry Number.

193404-71-6Downstream Products

193404-71-6Relevant articles and documents

Cephalosporin derivatives and processes for the preparation thereof

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, (2008/06/13)

PCT No. PCT/KR96/00255 Sec. 371 Date Jun. 26, 1998 Sec. 102(e) Date Jun. 26, 1998 PCT Filed Dec. 27, 1996 PCT Pub. No. WO97/24359 PCT Pub. Date Jul. 10, 1997The invention provides novel cephalosporin derivatives of the formula (I) and salts thereof for use in pharmaceutical compositions. Also novel precursors for synthesis of the cephalosporins are disclosed.

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