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123059-44-9

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123059-44-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 123059-44-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,3,0,5 and 9 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 123059-44:
(8*1)+(7*2)+(6*3)+(5*0)+(4*5)+(3*9)+(2*4)+(1*4)=99
99 % 10 = 9
So 123059-44-9 is a valid CAS Registry Number.

123059-44-9Relevant articles and documents

A NOVEL AND EFFICIENT METHOD FOR THE PREPARATION OF ASYMMETRIC DITHIOACETALS

Gauthier, J. Y.,Henien, T.,Lo, L.,Therien, M.,Young, R. N.

, p. 6729 - 6732 (2007/10/02)

Aldehydes and ketones react with one equivalent each of thiols and thiolacetic acid under acid catalysis to yield almost exclusively the mixed alkylthio-(or arylthio-) acylthioacetals.Reaction of the mixed thioacetal with a nucleophile (such as NaOMe) lib

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