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112890-56-9

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112890-56-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 112890-56-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,2,8,9 and 0 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 112890-56:
(8*1)+(7*1)+(6*2)+(5*8)+(4*9)+(3*0)+(2*5)+(1*6)=119
119 % 10 = 9
So 112890-56-9 is a valid CAS Registry Number.

112890-56-9Downstream Products

112890-56-9Relevant articles and documents

Synthetic Studies on O-Heterocycles via Cycloadditions. Part 3. Regiochemical and Mechanistic Questions in Reactions of Polarised Diaryl Carbonyl Ylides

Clawson, Paul,Whiting, Donald A.

, p. 1193 - 1198 (2007/10/02)

The unsymmetrical diaryloxiranes (9), (24), (25), and (26) undergo smooth cycloaddition with electron-deficient olefins under thermal or photochemical initiation, apparently via polarised carbonyl ylide intermediates.With unsymmetrical dipolarophiles the

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