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121025-48-7

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121025-48-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 121025-48-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,0,2 and 5 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 121025-48:
(8*1)+(7*2)+(6*1)+(5*0)+(4*2)+(3*5)+(2*4)+(1*8)=67
67 % 10 = 7
So 121025-48-7 is a valid CAS Registry Number.

121025-48-7Relevant articles and documents

Enantioselective synthesis of benzofurans and benzoxazines via an olefin cross-metathesis-intramolecular oxo-Michael reaction

Zhang, Jun-Wei,Cai, Quan,Gu, Qing,Shi, Xiao-Xin,You, Shu-Li

, p. 7750 - 7752 (2013)

Chiral phosphoric acid and Hoveyda-Grubbs II were found to catalyze an olefin cross-metathesis-intramolecular oxo-Michael cascade reaction of the ortho-allylphenols and enones to provide a variety of benzofuran and benzoxazine derivatives in moderate to good yields and enantioselectivity.

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