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1098072-98-0

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1098072-98-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1098072-98-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,9,8,0,7 and 2 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1098072-98:
(9*1)+(8*0)+(7*9)+(6*8)+(5*0)+(4*7)+(3*2)+(2*9)+(1*8)=180
180 % 10 = 0
So 1098072-98-0 is a valid CAS Registry Number.

1098072-98-0Relevant articles and documents

Carbon-based leaving group in substitution reactions: Functionalization of sp3-hybridized quaternary and tertiary benzylic carbon centers

Mahoney, Stuart J.,Lou, Tiantong,Bondarenko, Ganna,Fillion, Eric

supporting information; experimental part, p. 3474 - 3477 (2012/09/05)

Lewis acid promoted substitution reactions employing Meldrum's acid and 5-methyl Meldrum's acid as carbon-based leaving groups are described which transform unstrained quaternary and tertiary benzylic Csp 3-Csp3 bonds into Csp3-X bonds (X = C, H, N). Importantly, this reaction has a broad scope in terms of both suitable substrates and nucleophiles with good to excellent yields obtained (typically >90%).

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