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83909-76-6

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83909-76-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 83909-76-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,9,0 and 9 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 83909-76:
(7*8)+(6*3)+(5*9)+(4*0)+(3*9)+(2*7)+(1*6)=166
166 % 10 = 6
So 83909-76-6 is a valid CAS Registry Number.

83909-76-6Downstream Products

83909-76-6Relevant articles and documents

Optically Active t-Butyl 2-(p-Tolylsulfinyl)propionate and -butyrate: Synthesis and Relativity in Aldol-type Condensations

Solladie, Guy,Matloubi-Moghadam, Firouz,Luttmann, Claude,Mioskowski, Charles

, p. 1602 - 1606 (1982)

The syntheses of optically active t-butyl 2-(p-tolylsulfinyl)propionate and -butyrate (2a and 2b, respectively) are described, and it is shown that aldol-type condensation of the corresponding enolates is limited by steric hindrance.Optically active (2a)

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