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931094-47-2

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931094-47-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 931094-47-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,1,0,9 and 4 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 931094-47:
(8*9)+(7*3)+(6*1)+(5*0)+(4*9)+(3*4)+(2*4)+(1*7)=162
162 % 10 = 2
So 931094-47-2 is a valid CAS Registry Number.

931094-47-2Relevant articles and documents

A new procedure for the enantioselective vinylogous aldol reaction of Chan's diene

Villano, Rosaria,Acocella, Maria Rosaria,Massa, Antonio,Palombi, Laura,Scettri, Arrigo

, p. 3332 - 3334 (2006)

Chiral δ-hydroxy-β-ketoesters are easily available through the enantioselective vinylogous aldol reaction of Chan's diene promoted by a SiCl4/chiral phosphoramide catalytic system. The procedure is conveniently exploited for a very rapid approach to (+)-kavain, a natural bio-active α-pyrone compound.

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