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156726-67-9

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156726-67-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 156726-67-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,6,7,2 and 6 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 156726-67:
(8*1)+(7*5)+(6*6)+(5*7)+(4*2)+(3*6)+(2*6)+(1*7)=159
159 % 10 = 9
So 156726-67-9 is a valid CAS Registry Number.

156726-67-9Downstream Products

156726-67-9Relevant articles and documents

Synthesis of 4-amino-3,4-dideoxy-D-arabino-heptulosonic acid 7-phosphate, the biosynthetic precursor of C7N units in ansamycin antibiotics

Kirschning, Andreas,Bergon, Philippe,Wang, Jeh-Jeng,Breazeale, Steven,Floss, Heinz G.

, p. 245 - 256 (2007/10/02)

The synthesis of 4-amino-3,4-dideoxy-D-arabino-heptulosonic acid 7-phosphate (15), the first committed intermediate in a new branch of the shikimate pathway of aromatic biosynthesis, is reported from 2-deoxy-D-glucose in 14 steps in 10-12percent overall y

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