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1353023-68-3

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1353023-68-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1353023-68-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,5,3,0,2 and 3 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1353023-68:
(9*1)+(8*3)+(7*5)+(6*3)+(5*0)+(4*2)+(3*3)+(2*6)+(1*8)=123
123 % 10 = 3
So 1353023-68-3 is a valid CAS Registry Number.

1353023-68-3Relevant articles and documents

Synthesis of C40-symmetrical fully conjugated carotenoids by olefin metathesis

Fontan, Noelia,Dominguez, Marta,Ulvarez, Rosana,De Lera, Ungel R.

scheme or table, p. 6704 - 6712 (2012/01/03)

In an effort to push olefin metathesis to the limits of conjugation in reactants and products, the C40-symmetrical carotenoids β,β-carotene (1), lycopene (2), (3R,3′R)-zeaxanthin (3), and rac-isozeaxanthin (4), which are conjugated undecaenes, have been synthesized from C21-terminal hexaenes by treatment with Grubbs' second-generation Ru catalyst in dichloromethane at 50 °C.

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