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310889-05-5

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310889-05-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 310889-05-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,0,8,8 and 9 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 310889-05:
(8*3)+(7*1)+(6*0)+(5*8)+(4*8)+(3*9)+(2*0)+(1*5)=135
135 % 10 = 5
So 310889-05-5 is a valid CAS Registry Number.

310889-05-5Downstream Products

310889-05-5Relevant articles and documents

Studies in [3,3] sigmatropic rearrangement: Regioselective cyclization of 5-(cyclohex-2-enyl)-6-hydroxy-1-methylquinolin-2(1H)-one

Majumdar,Biswas,Ghosh

, p. 4113 - 4128 (2007/10/03)

Thermal [3,3] sigmatropic rearrangement of 6-cyclohex-2-enyloxy-1-methylquinolin-2(1H)-one (3) afforded 5-cyclohex-2-enyl-6-hydroxy-1-methylquinolin-2(1H)-one (4) in 86% yield. Compound 4 on treatment with pyridine hydrotribromide in CH2Cl

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