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88841-90-1

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88841-90-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 88841-90-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,8,8,4 and 1 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 88841-90:
(7*8)+(6*8)+(5*8)+(4*4)+(3*1)+(2*9)+(1*0)=181
181 % 10 = 1
So 88841-90-1 is a valid CAS Registry Number.

88841-90-1Relevant articles and documents

Reactions of 3-Hydroxyvinyl Selenones with Alkoxides. Oxetane Formation and Fragmentation Reactions

Shimizu, Makoto,Ando, Ryoichi,Kuwajima, Isao

, p. 1230 - 1238 (2007/10/02)

3-Hydroxyvinyl phenyl selenones are prepared and their behavior as conjugate addition acceptors has been investigated.As a result, a selenonyl group has been found to activate the C=C bond for conjugate addition of nucleophiles and further to behave as an

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