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100907-25-3

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100907-25-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 100907-25-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,9,0 and 7 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 100907-25:
(8*1)+(7*0)+(6*0)+(5*9)+(4*0)+(3*7)+(2*2)+(1*5)=83
83 % 10 = 3
So 100907-25-3 is a valid CAS Registry Number.

100907-25-3Downstream Products

100907-25-3Relevant articles and documents

SYNTHESIS OF OPTICALLY PURE α-METHYLENE-γ-LACTONES FROM (+)-R-(4-METHYLPHENYL)-ALKYLSULPHOXIDES

Bravo, Pierfrancesco,Resnati, Giuseppe,Viani, Fiorenza

, p. 2913 - 2916 (2007/10/02)

Optically pure (+)-R-(4-methylphenyl)sulphoxides were lithiated and alkylated with lithium α-bromomethyl acrylate with medium to high diastereoselection; condensation products gave in two steps optically pure α-methylene-γ-lactones.

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