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1374161-80-4

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1374161-80-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1374161-80-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,4,1,6 and 1 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1374161-80:
(9*1)+(8*3)+(7*7)+(6*4)+(5*1)+(4*6)+(3*1)+(2*8)+(1*0)=154
154 % 10 = 4
So 1374161-80-4 is a valid CAS Registry Number.

1374161-80-4Relevant articles and documents

Structure-reactivity studies of simple 4-hydroxyprolinamide organocatalysts in the asymmetric Michael addition reaction of aldehydes to nitroolefins

Watts, John,Luu, Lien,McKee, Vickie,Carey, Ed,Kelleher, Fintan

, p. 1035 - 1042 (2012/05/20)

A series of simple 4-hydroxyprolinamides was synthesised and they were found to act as organocatalysts for the asymmetric conjugate addition of aldehydes to nitroolefins in excellent yields (98%), with complete diastereoselectivity (99:1, syn:anti) and enantioselectivity (98% ee for syn). Furthermore, the use of low catalyst loadings (5mol%) and a low aldehyde molar excess (1.5equivalents) were achieved. Copyright

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