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1301176-57-7

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1301176-57-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1301176-57-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,0,1,1,7 and 6 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1301176-57:
(9*1)+(8*3)+(7*0)+(6*1)+(5*1)+(4*7)+(3*6)+(2*5)+(1*7)=107
107 % 10 = 7
So 1301176-57-7 is a valid CAS Registry Number.

1301176-57-7Relevant articles and documents

Ring-opening reactions of 2-aryl-3, 4-dihydropyrans with nucleophiles

Li, Minghao,Tang, Conghui,Yang, Jie,Gu, Yanlong

supporting information; scheme or table, p. 4529 - 4531 (2011/06/19)

Ring-opening reactions of 2-aryl-3, 4-dihydropyrans with nucleophiles were reported for the first time. A possible mechanism was also proposed. Finally, this method was used in the synthesis of a novel tetrahydrocarbazole derivative that possesses a biolo

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