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454705-72-7

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454705-72-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 454705-72-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,5,4,7,0 and 5 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 454705-72:
(8*4)+(7*5)+(6*4)+(5*7)+(4*0)+(3*5)+(2*7)+(1*2)=157
157 % 10 = 7
So 454705-72-7 is a valid CAS Registry Number.

454705-72-7Relevant articles and documents

Total synthesis of the proposed structure of roxbin B; The nonidentical outcome

Yamaguchi, Sayuri,Ashikaga, Yoshiki,Nishii, Kentaro,Yamada, Hidetoshi

supporting information, p. 5928 - 5931 (2013/02/23)

A proposed structure of roxbin B was synthesized. For the synthesis, a new synthetic method for the preparation of the hexahydroxydiphenoyl (HHDP) bridge was developed that involved the stepwise esterification of axially chiral HHDP acid anhydride. The sy

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