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161420-36-6

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161420-36-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 161420-36-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,1,4,2 and 0 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 161420-36:
(8*1)+(7*6)+(6*1)+(5*4)+(4*2)+(3*0)+(2*3)+(1*6)=96
96 % 10 = 6
So 161420-36-6 is a valid CAS Registry Number.

161420-36-6Relevant articles and documents

Chiral Lewis Acid-Catalyzed Asymmetric Hetero Diels-Alder Reaction of (E)-2-Oxo-1-phenylsulfonyl-3-alkenes with Vinyl Ethers

Wada, Eiji,Yasuoka, Hiroshi,Kanemasa, Shuji

, p. 1637 - 1640 (1994)

(E)--2-Oxo-1-phenylsulfonyl-3-alkenes are effectively activated with the aid of a catalytic amount of chiral titanium reagents in hetero Diels-Alder reactions with vinyl ethers to produce (2R,4R) or (2R,4S)-2,4-cis-2-alkoxy-4-substituted-3,4-dihydro-2H-py

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