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99968-32-8

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99968-32-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 99968-32-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,9,6 and 8 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 99968-32:
(7*9)+(6*9)+(5*9)+(4*6)+(3*8)+(2*3)+(1*2)=218
218 % 10 = 8
So 99968-32-8 is a valid CAS Registry Number.

99968-32-8Downstream Products

99968-32-8Relevant articles and documents

Reaction of Carboxonium Ions of Cyclic Acetals, IX. - Synthesis of Rosefuran and Structurally Related Terpene-like Esters, Alcohols, and Olefins

Meier, Lothar,Scharf, Hans-Dieter

, p. 731 - 740 (2007/10/02)

Thermolysis of the 4-(o-toluoyloxy)-1,3-dioxolanes 4 leads to the furans 6/7 which, via Grignard reaction, can be converted into the alcohols 8/9.Subsequent dehydratization affords the olefins 10/11, e.g. rosefuran (10a).

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