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4-nitrobenzyl 5-carboxy-1-naphthoate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

129158-99-2

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129158-99-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 129158-99-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,1,5 and 8 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 129158-99:
(8*1)+(7*2)+(6*9)+(5*1)+(4*5)+(3*8)+(2*9)+(1*9)=152
152 % 10 = 2
So 129158-99-2 is a valid CAS Registry Number.

129158-99-2Downstream Products

129158-99-2Relevant academic research and scientific papers

Side Chain Specificity in the Enzymatic Synthesis of Penicillins

Baldwin, Jack E.,Schofield, Christopher J.,Smith, Bradley D.

, p. 3019 - 3028 (2007/10/02)

5-Carboxynaphth-1-oyl-, 4-carboxybenzoyl-, trans-5-carboxy-3-pentenoyl- and cis-5-carboxy-3-pentenoyl-L-cysteinyl-D-valine were shown to be converted by isopenicillin N synthetase to their corresponding penicillins in yields of 90percent, 12percent, 40per

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