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1421236-78-3

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1421236-78-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1421236-78-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,1,2,3 and 6 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1421236-78:
(9*1)+(8*4)+(7*2)+(6*1)+(5*2)+(4*3)+(3*6)+(2*7)+(1*8)=123
123 % 10 = 3
So 1421236-78-3 is a valid CAS Registry Number.

1421236-78-3Downstream Products

1421236-78-3Relevant articles and documents

Diastereoselective synthesis of β-heteroaryl syn -α-methyl- β-amino acid derivatives via a double chiral auxiliary approach

Bian, Jianwei,Blakemore, David,Warmus, Joseph S.,Sun, Jianmin,Corbett, Matthew,Rose, Colin R.,Bechle, Bruce M.

, p. 562 - 565 (2013/03/29)

The addition of the SuperQuat enolate to five- and six-membered heterocyclic tert-butyl sulfinimines led to a high syn-selectivity of up to 99:1 in good to excellent yields. The reaction is tentatively proposed to proceed through an open-chain transition

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