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67041-68-3

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67041-68-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 67041-68-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,0,4 and 1 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 67041-68:
(7*6)+(6*7)+(5*0)+(4*4)+(3*1)+(2*6)+(1*8)=123
123 % 10 = 3
So 67041-68-3 is a valid CAS Registry Number.

67041-68-3Downstream Products

67041-68-3Relevant articles and documents

ALKYLATION DIRECTE DE CETONES ET D'ALDEHYDES EN PRESENCE DE POTASSE SOLIDE EN SUSPENSION

Artaud, I.,Torossian, G.,Viout, P.

, p. 5031 - 5038 (2007/10/02)

Dehydrated solid KOH, suspended in aprotic solvents, is used as a base for ketone and aldehyde alkylation.The best solvent as regards yields and selectivity is DME.The quantity of KOH depends on the carbonyl compound acidity.This method gives as good results as less convenient homogeneous conditions.

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