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1620159-28-5

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1620159-28-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1620159-28-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,2,0,1,5 and 9 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1620159-28:
(9*1)+(8*6)+(7*2)+(6*0)+(5*1)+(4*5)+(3*9)+(2*2)+(1*8)=135
135 % 10 = 5
So 1620159-28-5 is a valid CAS Registry Number.

1620159-28-5Relevant articles and documents

Amine-selective bioconjugation using arene diazonium salts

Diethelm, Stefan,Schafroth, Michael A.,Carreira, Erick M.

supporting information, p. 3908 - 3911 (2014/08/18)

A novel bioconjugation strategy is presented that relies on the coupling of diazonium terephthalates with amines in proteins. The diazonium captures the amine while the vicinal ester locks it through cyclization, ensuring no reversibility. The reaction is highly efficient and proceeds under mild conditions and short reaction times. Densely functionalized, complex natural products were directly coupled to proteins using low concentrations of coupling partners.

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