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1003570-04-4

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1003570-04-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1003570-04-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,3,5,7 and 0 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1003570-04:
(9*1)+(8*0)+(7*0)+(6*3)+(5*5)+(4*7)+(3*0)+(2*0)+(1*4)=84
84 % 10 = 4
So 1003570-04-4 is a valid CAS Registry Number.

1003570-04-4Relevant articles and documents

Dramatic solvent effect on the diastereoselectivity of Michael addition: Study toward the synthesis of the ABC ring system of hexacyclinic acid

Toueg, Julie,Prunet, Joelle

, p. 45 - 48 (2008/09/17)

During our studies toward the synthesis of the ABC ring system of hexacyclinic acid, we have observed a dramatic influence of the solvent on both our key steps. The diastereoselectivity of the intermolecular Michael addition could be totally reversed by c

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